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Summary: We do not currently track the source locations for exception specifications such that their source range can be queried through the AST. This leads to trying to write more complex code to determine the source range for uses like FixItHints (see D18575 for an example). In addition to use within tools like clang-tidy, I think this information may become more important to track as exception specifications become more integrated into the type system. Patch by Don Hinton. Reviewers: rsmith Subscribers: malcolm.parsons, sbarzowski, alexfh, hintonda, cfe-commits Differential Revision: https://reviews.llvm.org/D20428 llvm-svn: 291771
742 lines
24 KiB
C++
742 lines
24 KiB
C++
//===- unittest/AST/SourceLocationTest.cpp - AST source loc unit tests ----===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains tests for SourceLocation and SourceRange fields
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// in AST nodes.
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//
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// FIXME: In the long-term, when we test more than source locations, we may
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// want to have a unit test file for an AST node (or group of related nodes),
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// rather than a unit test file for source locations for all AST nodes.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/AST/ASTContext.h"
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#include "MatchVerifier.h"
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#include "clang/ASTMatchers/ASTMatchFinder.h"
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#include "clang/ASTMatchers/ASTMatchers.h"
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#include "clang/Tooling/Tooling.h"
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#include "gtest/gtest.h"
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namespace clang {
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namespace ast_matchers {
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// FIXME: Pull the *Verifier tests into their own test file.
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TEST(MatchVerifier, ParseError) {
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LocationVerifier<VarDecl> Verifier;
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Verifier.expectLocation(1, 1);
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EXPECT_FALSE(Verifier.match("int i", varDecl()));
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}
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TEST(MatchVerifier, NoMatch) {
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LocationVerifier<VarDecl> Verifier;
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Verifier.expectLocation(1, 1);
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EXPECT_FALSE(Verifier.match("int i;", recordDecl()));
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}
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TEST(MatchVerifier, WrongType) {
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LocationVerifier<RecordDecl> Verifier;
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Verifier.expectLocation(1, 1);
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EXPECT_FALSE(Verifier.match("int i;", varDecl()));
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}
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TEST(LocationVerifier, WrongLocation) {
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LocationVerifier<VarDecl> Verifier;
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Verifier.expectLocation(1, 1);
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EXPECT_FALSE(Verifier.match("int i;", varDecl()));
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}
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TEST(RangeVerifier, WrongRange) {
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RangeVerifier<VarDecl> Verifier;
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Verifier.expectRange(1, 1, 1, 1);
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EXPECT_FALSE(Verifier.match("int i;", varDecl()));
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}
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class LabelDeclRangeVerifier : public RangeVerifier<LabelStmt> {
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protected:
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SourceRange getRange(const LabelStmt &Node) override {
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return Node.getDecl()->getSourceRange();
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}
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};
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TEST(LabelDecl, Range) {
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LabelDeclRangeVerifier Verifier;
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Verifier.expectRange(1, 12, 1, 12);
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EXPECT_TRUE(Verifier.match("void f() { l: return; }", labelStmt()));
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}
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TEST(LabelStmt, Range) {
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RangeVerifier<LabelStmt> Verifier;
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Verifier.expectRange(1, 12, 1, 15);
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EXPECT_TRUE(Verifier.match("void f() { l: return; }", labelStmt()));
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}
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TEST(ParmVarDecl, KNRLocation) {
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LocationVerifier<ParmVarDecl> Verifier;
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Verifier.expectLocation(1, 8);
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EXPECT_TRUE(Verifier.match("void f(i) {}", varDecl(), Lang_C));
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}
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TEST(ParmVarDecl, KNRRange) {
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RangeVerifier<ParmVarDecl> Verifier;
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Verifier.expectRange(1, 8, 1, 8);
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EXPECT_TRUE(Verifier.match("void f(i) {}", varDecl(), Lang_C));
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}
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TEST(CXXNewExpr, ArrayRange) {
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RangeVerifier<CXXNewExpr> Verifier;
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Verifier.expectRange(1, 12, 1, 22);
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EXPECT_TRUE(Verifier.match("void f() { new int[10]; }", cxxNewExpr()));
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}
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TEST(CXXNewExpr, ParenRange) {
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RangeVerifier<CXXNewExpr> Verifier;
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Verifier.expectRange(1, 12, 1, 20);
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EXPECT_TRUE(Verifier.match("void f() { new int(); }", cxxNewExpr()));
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}
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TEST(MemberExpr, ImplicitMemberRange) {
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RangeVerifier<MemberExpr> Verifier;
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Verifier.expectRange(2, 30, 2, 30);
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EXPECT_TRUE(Verifier.match("struct S { operator int() const; };\n"
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"int foo(const S& s) { return s; }",
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memberExpr()));
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}
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class MemberExprArrowLocVerifier : public RangeVerifier<MemberExpr> {
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protected:
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SourceRange getRange(const MemberExpr &Node) override {
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return Node.getOperatorLoc();
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}
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};
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TEST(MemberExpr, ArrowRange) {
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MemberExprArrowLocVerifier Verifier;
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Verifier.expectRange(2, 19, 2, 19);
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EXPECT_TRUE(Verifier.match("struct S { int x; };\n"
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"void foo(S *s) { s->x = 0; }",
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memberExpr()));
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}
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TEST(MemberExpr, MacroArrowRange) {
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MemberExprArrowLocVerifier Verifier;
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Verifier.expectRange(1, 24, 1, 24);
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EXPECT_TRUE(Verifier.match("#define MEMBER(a, b) (a->b)\n"
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"struct S { int x; };\n"
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"void foo(S *s) { MEMBER(s, x) = 0; }",
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memberExpr()));
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}
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TEST(MemberExpr, ImplicitArrowRange) {
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MemberExprArrowLocVerifier Verifier;
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Verifier.expectRange(0, 0, 0, 0);
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EXPECT_TRUE(Verifier.match("struct S { int x; void Test(); };\n"
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"void S::Test() { x = 1; }",
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memberExpr()));
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}
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TEST(VarDecl, VMTypeFixedVarDeclRange) {
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RangeVerifier<VarDecl> Verifier;
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Verifier.expectRange(1, 1, 1, 23);
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EXPECT_TRUE(Verifier.match("int a[(int)(void*)1234];",
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varDecl(), Lang_C89));
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}
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TEST(TypeLoc, IntRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 1, 1, 1);
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EXPECT_TRUE(Verifier.match("int a;", typeLoc()));
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}
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TEST(TypeLoc, LongRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 1, 1, 1);
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EXPECT_TRUE(Verifier.match("long a;", typeLoc()));
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}
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TEST(TypeLoc, LongDoubleRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 1, 1, 6);
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EXPECT_TRUE(Verifier.match("long double a;", typeLoc()));
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}
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TEST(TypeLoc, DoubleLongRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 1, 1, 8);
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EXPECT_TRUE(Verifier.match("double long a;", typeLoc()));
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}
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TEST(TypeLoc, LongIntRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 1, 1, 6);
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EXPECT_TRUE(Verifier.match("long int a;", typeLoc()));
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}
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TEST(TypeLoc, IntLongRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 1, 1, 5);
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EXPECT_TRUE(Verifier.match("int long a;", typeLoc()));
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}
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TEST(TypeLoc, UnsignedIntRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 1, 1, 10);
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EXPECT_TRUE(Verifier.match("unsigned int a;", typeLoc()));
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}
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TEST(TypeLoc, IntUnsignedRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 1, 1, 5);
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EXPECT_TRUE(Verifier.match("int unsigned a;", typeLoc()));
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}
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TEST(TypeLoc, LongLongRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 1, 1, 6);
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EXPECT_TRUE(Verifier.match("long long a;", typeLoc()));
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}
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TEST(TypeLoc, UnsignedLongLongRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 1, 1, 15);
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EXPECT_TRUE(Verifier.match("unsigned long long a;", typeLoc()));
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}
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TEST(TypeLoc, LongUnsignedLongRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 1, 1, 15);
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EXPECT_TRUE(Verifier.match("long unsigned long a;", typeLoc()));
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}
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TEST(TypeLoc, LongLongUnsignedRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 1, 1, 11);
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EXPECT_TRUE(Verifier.match("long long unsigned a;", typeLoc()));
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}
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TEST(TypeLoc, ConstLongLongRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 7, 1, 12);
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EXPECT_TRUE(Verifier.match("const long long a = 0;", typeLoc()));
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}
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TEST(TypeLoc, LongConstLongRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 1, 1, 12);
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EXPECT_TRUE(Verifier.match("long const long a = 0;", typeLoc()));
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}
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TEST(TypeLoc, LongLongConstRange) {
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RangeVerifier<TypeLoc> Verifier;
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Verifier.expectRange(1, 1, 1, 6);
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EXPECT_TRUE(Verifier.match("long long const a = 0;", typeLoc()));
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}
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TEST(CXXConstructorDecl, NoRetFunTypeLocRange) {
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RangeVerifier<CXXConstructorDecl> Verifier;
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Verifier.expectRange(1, 11, 1, 13);
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EXPECT_TRUE(Verifier.match("class C { C(); };", functionDecl()));
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}
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TEST(CXXConstructorDecl, DefaultedCtorLocRange) {
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RangeVerifier<CXXConstructorDecl> Verifier;
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Verifier.expectRange(1, 11, 1, 23);
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EXPECT_TRUE(Verifier.match("class C { C() = default; };", functionDecl()));
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}
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TEST(CXXConstructorDecl, DeletedCtorLocRange) {
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RangeVerifier<CXXConstructorDecl> Verifier;
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Verifier.expectRange(1, 11, 1, 22);
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EXPECT_TRUE(Verifier.match("class C { C() = delete; };", functionDecl()));
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}
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TEST(CompoundLiteralExpr, CompoundVectorLiteralRange) {
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RangeVerifier<CompoundLiteralExpr> Verifier;
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Verifier.expectRange(2, 11, 2, 22);
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EXPECT_TRUE(Verifier.match(
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"typedef int int2 __attribute__((ext_vector_type(2)));\n"
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"int2 i2 = (int2){1, 2};", compoundLiteralExpr()));
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}
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TEST(CompoundLiteralExpr, ParensCompoundVectorLiteralRange) {
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RangeVerifier<CompoundLiteralExpr> Verifier;
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Verifier.expectRange(2, 20, 2, 31);
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EXPECT_TRUE(Verifier.match(
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"typedef int int2 __attribute__((ext_vector_type(2)));\n"
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"constant int2 i2 = (int2)(1, 2);",
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compoundLiteralExpr(), Lang_OpenCL));
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}
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TEST(InitListExpr, VectorLiteralListBraceRange) {
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RangeVerifier<InitListExpr> Verifier;
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Verifier.expectRange(2, 17, 2, 22);
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EXPECT_TRUE(Verifier.match(
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"typedef int int2 __attribute__((ext_vector_type(2)));\n"
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"int2 i2 = (int2){1, 2};", initListExpr()));
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}
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TEST(InitListExpr, VectorLiteralInitListParens) {
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RangeVerifier<InitListExpr> Verifier;
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Verifier.expectRange(2, 26, 2, 31);
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EXPECT_TRUE(Verifier.match(
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"typedef int int2 __attribute__((ext_vector_type(2)));\n"
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"constant int2 i2 = (int2)(1, 2);", initListExpr(), Lang_OpenCL));
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}
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class TemplateAngleBracketLocRangeVerifier : public RangeVerifier<TypeLoc> {
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protected:
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SourceRange getRange(const TypeLoc &Node) override {
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TemplateSpecializationTypeLoc T =
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Node.getUnqualifiedLoc().castAs<TemplateSpecializationTypeLoc>();
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assert(!T.isNull());
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return SourceRange(T.getLAngleLoc(), T.getRAngleLoc());
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}
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};
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TEST(TemplateSpecializationTypeLoc, AngleBracketLocations) {
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TemplateAngleBracketLocRangeVerifier Verifier;
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Verifier.expectRange(2, 8, 2, 10);
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EXPECT_TRUE(Verifier.match(
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"template<typename T> struct A {}; struct B{}; void f(\n"
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"const A<B>&);",
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loc(templateSpecializationType())));
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}
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TEST(CXXNewExpr, TypeParenRange) {
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RangeVerifier<CXXNewExpr> Verifier;
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Verifier.expectRange(1, 10, 1, 18);
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EXPECT_TRUE(Verifier.match("int* a = new (int);", cxxNewExpr()));
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}
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class UnaryTransformTypeLocParensRangeVerifier : public RangeVerifier<TypeLoc> {
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protected:
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SourceRange getRange(const TypeLoc &Node) override {
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UnaryTransformTypeLoc T =
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Node.getUnqualifiedLoc().castAs<UnaryTransformTypeLoc>();
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assert(!T.isNull());
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return SourceRange(T.getLParenLoc(), T.getRParenLoc());
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}
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};
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TEST(UnaryTransformTypeLoc, ParensRange) {
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UnaryTransformTypeLocParensRangeVerifier Verifier;
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Verifier.expectRange(3, 26, 3, 28);
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EXPECT_TRUE(Verifier.match(
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"template <typename T>\n"
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"struct S {\n"
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"typedef __underlying_type(T) type;\n"
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"};",
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loc(unaryTransformType())));
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}
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TEST(CXXFunctionalCastExpr, SourceRange) {
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RangeVerifier<CXXFunctionalCastExpr> Verifier;
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Verifier.expectRange(2, 10, 2, 14);
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EXPECT_TRUE(Verifier.match(
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"int foo() {\n"
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" return int{};\n"
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"}",
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cxxFunctionalCastExpr(), Lang_CXX11));
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}
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TEST(CXXConstructExpr, SourceRange) {
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RangeVerifier<CXXConstructExpr> Verifier;
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Verifier.expectRange(3, 14, 3, 19);
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EXPECT_TRUE(Verifier.match(
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"struct A { A(int, int); };\n"
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"void f(A a);\n"
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"void g() { f({0, 0}); }",
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cxxConstructExpr(), Lang_CXX11));
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}
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TEST(CXXTemporaryObjectExpr, SourceRange) {
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RangeVerifier<CXXTemporaryObjectExpr> Verifier;
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Verifier.expectRange(2, 6, 2, 12);
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EXPECT_TRUE(Verifier.match(
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"struct A { A(int, int); };\n"
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"A a( A{0, 0} );",
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cxxTemporaryObjectExpr(), Lang_CXX11));
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}
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TEST(CXXUnresolvedConstructExpr, SourceRange) {
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RangeVerifier<CXXUnresolvedConstructExpr> Verifier;
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Verifier.expectRange(3, 10, 3, 12);
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std::vector<std::string> Args;
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Args.push_back("-fno-delayed-template-parsing");
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EXPECT_TRUE(Verifier.match(
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"template <typename U>\n"
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"U foo() {\n"
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" return U{};\n"
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"}",
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cxxUnresolvedConstructExpr(), Args, Lang_CXX11));
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}
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TEST(UsingDecl, SourceRange) {
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RangeVerifier<UsingDecl> Verifier;
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Verifier.expectRange(2, 22, 2, 25);
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EXPECT_TRUE(Verifier.match(
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"class B { protected: int i; };\n"
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"class D : public B { B::i; };",
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usingDecl()));
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}
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TEST(UnresolvedUsingValueDecl, SourceRange) {
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RangeVerifier<UnresolvedUsingValueDecl> Verifier;
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Verifier.expectRange(3, 3, 3, 6);
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EXPECT_TRUE(Verifier.match(
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"template <typename B>\n"
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"class D : public B {\n"
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" B::i;\n"
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"};",
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unresolvedUsingValueDecl()));
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}
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TEST(FriendDecl, FriendNonMemberFunctionLocation) {
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LocationVerifier<FriendDecl> Verifier;
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Verifier.expectLocation(2, 13);
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EXPECT_TRUE(Verifier.match("struct A {\n"
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"friend void f();\n"
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"};\n",
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friendDecl()));
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}
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TEST(FriendDecl, FriendNonMemberFunctionRange) {
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RangeVerifier<FriendDecl> Verifier;
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Verifier.expectRange(2, 1, 2, 15);
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EXPECT_TRUE(Verifier.match("struct A {\n"
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"friend void f();\n"
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"};\n",
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friendDecl()));
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}
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TEST(FriendDecl, FriendNonMemberFunctionDefinitionLocation) {
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LocationVerifier<FriendDecl> Verifier;
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Verifier.expectLocation(2, 12);
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EXPECT_TRUE(Verifier.match("struct A {\n"
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"friend int f() { return 0; }\n"
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"};\n",
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friendDecl()));
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}
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TEST(FriendDecl, FriendNonMemberFunctionDefinitionRange) {
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RangeVerifier<FriendDecl> Verifier;
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Verifier.expectRange(2, 1, 2, 28);
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EXPECT_TRUE(Verifier.match("struct A {\n"
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"friend int f() { return 0; }\n"
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"};\n",
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friendDecl()));
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}
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TEST(FriendDecl, FriendElaboratedTypeLocation) {
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LocationVerifier<FriendDecl> Verifier;
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Verifier.expectLocation(2, 8);
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EXPECT_TRUE(Verifier.match("struct A {\n"
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"friend class B;\n"
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"};\n",
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friendDecl()));
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}
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TEST(FriendDecl, FriendElaboratedTypeRange) {
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RangeVerifier<FriendDecl> Verifier;
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Verifier.expectRange(2, 1, 2, 14);
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EXPECT_TRUE(Verifier.match("struct A {\n"
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"friend class B;\n"
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"};\n",
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friendDecl()));
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}
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TEST(FriendDecl, FriendSimpleTypeLocation) {
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LocationVerifier<FriendDecl> Verifier;
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Verifier.expectLocation(3, 8);
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EXPECT_TRUE(Verifier.match("class B;\n"
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"struct A {\n"
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"friend B;\n"
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"};\n",
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friendDecl(), Lang_CXX11));
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}
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TEST(FriendDecl, FriendSimpleTypeRange) {
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RangeVerifier<FriendDecl> Verifier;
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Verifier.expectRange(3, 1, 3, 8);
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EXPECT_TRUE(Verifier.match("class B;\n"
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"struct A {\n"
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"friend B;\n"
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"};\n",
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friendDecl(), Lang_CXX11));
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}
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TEST(FriendDecl, FriendTemplateParameterLocation) {
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LocationVerifier<FriendDecl> Verifier;
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Verifier.expectLocation(3, 8);
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EXPECT_TRUE(Verifier.match("template <typename T>\n"
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"struct A {\n"
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"friend T;\n"
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"};\n",
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friendDecl(), Lang_CXX11));
|
|
}
|
|
|
|
TEST(FriendDecl, FriendTemplateParameterRange) {
|
|
RangeVerifier<FriendDecl> Verifier;
|
|
Verifier.expectRange(3, 1, 3, 8);
|
|
EXPECT_TRUE(Verifier.match("template <typename T>\n"
|
|
"struct A {\n"
|
|
"friend T;\n"
|
|
"};\n",
|
|
friendDecl(), Lang_CXX11));
|
|
}
|
|
|
|
TEST(FriendDecl, FriendDecltypeLocation) {
|
|
LocationVerifier<FriendDecl> Verifier;
|
|
Verifier.expectLocation(4, 8);
|
|
EXPECT_TRUE(Verifier.match("struct A;\n"
|
|
"A foo();\n"
|
|
"struct A {\n"
|
|
"friend decltype(foo());\n"
|
|
"};\n",
|
|
friendDecl(), Lang_CXX11));
|
|
}
|
|
|
|
TEST(FriendDecl, FriendDecltypeRange) {
|
|
RangeVerifier<FriendDecl> Verifier;
|
|
Verifier.expectRange(4, 1, 4, 8);
|
|
EXPECT_TRUE(Verifier.match("struct A;\n"
|
|
"A foo();\n"
|
|
"struct A {\n"
|
|
"friend decltype(foo());\n"
|
|
"};\n",
|
|
friendDecl(), Lang_CXX11));
|
|
}
|
|
|
|
TEST(FriendDecl, FriendConstructorDestructorLocation) {
|
|
const std::string Code = "struct B {\n"
|
|
"B();\n"
|
|
"~B();\n"
|
|
"};\n"
|
|
"struct A {\n"
|
|
"friend B::B(), B::~B();\n"
|
|
"};\n";
|
|
LocationVerifier<FriendDecl> ConstructorVerifier;
|
|
ConstructorVerifier.expectLocation(6, 11);
|
|
EXPECT_TRUE(ConstructorVerifier.match(
|
|
Code, friendDecl(has(cxxConstructorDecl(ofClass(hasName("B")))))));
|
|
LocationVerifier<FriendDecl> DestructorVerifier;
|
|
DestructorVerifier.expectLocation(6, 19);
|
|
EXPECT_TRUE(DestructorVerifier.match(
|
|
Code, friendDecl(has(cxxDestructorDecl(ofClass(hasName("B")))))));
|
|
}
|
|
|
|
TEST(FriendDecl, FriendConstructorDestructorRange) {
|
|
const std::string Code = "struct B {\n"
|
|
"B();\n"
|
|
"~B();\n"
|
|
"};\n"
|
|
"struct A {\n"
|
|
"friend B::B(), B::~B();\n"
|
|
"};\n";
|
|
RangeVerifier<FriendDecl> ConstructorVerifier;
|
|
ConstructorVerifier.expectRange(6, 1, 6, 13);
|
|
EXPECT_TRUE(ConstructorVerifier.match(
|
|
Code, friendDecl(has(cxxConstructorDecl(ofClass(hasName("B")))))));
|
|
RangeVerifier<FriendDecl> DestructorVerifier;
|
|
DestructorVerifier.expectRange(6, 1, 6, 22);
|
|
EXPECT_TRUE(DestructorVerifier.match(
|
|
Code, friendDecl(has(cxxDestructorDecl(ofClass(hasName("B")))))));
|
|
}
|
|
|
|
TEST(FriendDecl, FriendTemplateFunctionLocation) {
|
|
LocationVerifier<FriendDecl> Verifier;
|
|
Verifier.expectLocation(3, 13);
|
|
EXPECT_TRUE(Verifier.match("struct A {\n"
|
|
"template <typename T>\n"
|
|
"friend void f();\n"
|
|
"};\n",
|
|
friendDecl()));
|
|
}
|
|
|
|
TEST(FriendDecl, FriendTemplateFunctionRange) {
|
|
RangeVerifier<FriendDecl> Verifier;
|
|
Verifier.expectRange(2, 1, 3, 15);
|
|
EXPECT_TRUE(Verifier.match("struct A {\n"
|
|
"template <typename T>\n"
|
|
"friend void f();\n"
|
|
"};\n",
|
|
friendDecl()));
|
|
}
|
|
|
|
TEST(FriendDecl, FriendTemplateClassLocation) {
|
|
LocationVerifier<FriendDecl> Verifier;
|
|
Verifier.expectLocation(3, 14);
|
|
EXPECT_TRUE(Verifier.match("struct A {\n"
|
|
"template <typename T>\n"
|
|
"friend class B;\n"
|
|
"};\n",
|
|
friendDecl()));
|
|
}
|
|
|
|
TEST(FriendDecl, FriendTemplateClassRange) {
|
|
RangeVerifier<FriendDecl> Verifier;
|
|
Verifier.expectRange(2, 1, 3, 14);
|
|
EXPECT_TRUE(Verifier.match("struct A {\n"
|
|
"template <typename T>\n"
|
|
"friend class B;\n"
|
|
"};\n",
|
|
friendDecl()));
|
|
}
|
|
|
|
TEST(FriendDecl, FriendInlineFunctionLocation) {
|
|
LocationVerifier<FriendDecl> Verifier;
|
|
Verifier.expectLocation(2, 19);
|
|
EXPECT_TRUE(Verifier.match("struct A {\n"
|
|
"int inline friend f() { return 0; }"
|
|
"};\n",
|
|
friendDecl()));
|
|
}
|
|
|
|
TEST(FriendDecl, FriendInlineFunctionRange) {
|
|
RangeVerifier<FriendDecl> Verifier;
|
|
Verifier.expectRange(2, 1, 2, 35);
|
|
EXPECT_TRUE(Verifier.match("struct A {\n"
|
|
"int inline friend f() { return 0; }"
|
|
"};\n",
|
|
friendDecl(), Lang_CXX11));
|
|
}
|
|
|
|
TEST(FriendDecl, InstantiationSourceRange) {
|
|
RangeVerifier<FriendDecl> Verifier;
|
|
Verifier.expectRange(4, 3, 4, 35);
|
|
EXPECT_TRUE(Verifier.match(
|
|
"template <typename T> class S;\n"
|
|
"template<class T> void operator+(S<T> x);\n"
|
|
"template<class T> struct S {\n"
|
|
" friend void operator+<>(S<T> src);\n"
|
|
"};\n"
|
|
"void test(S<double> s) { +s; }",
|
|
friendDecl(hasParent(cxxRecordDecl(isTemplateInstantiation())))));
|
|
}
|
|
|
|
TEST(ObjCMessageExpr, CXXConstructExprRange) {
|
|
RangeVerifier<CXXConstructExpr> Verifier;
|
|
Verifier.expectRange(5, 25, 5, 27);
|
|
EXPECT_TRUE(Verifier.match(
|
|
"struct A { int a; };\n"
|
|
"@interface B {}\n"
|
|
"+ (void) f1: (A)arg;\n"
|
|
"@end\n"
|
|
"void f2() { A a; [B f1: (a)]; }\n",
|
|
cxxConstructExpr(), Lang_OBJCXX));
|
|
}
|
|
|
|
TEST(FunctionDecl, FunctionDeclWithThrowSpecification) {
|
|
RangeVerifier<FunctionDecl> Verifier;
|
|
Verifier.expectRange(1, 1, 1, 16);
|
|
EXPECT_TRUE(Verifier.match(
|
|
"void f() throw();\n",
|
|
functionDecl()));
|
|
}
|
|
|
|
TEST(FunctionDecl, FunctionDeclWithNoExceptSpecification) {
|
|
RangeVerifier<FunctionDecl> Verifier;
|
|
Verifier.expectRange(1, 1, 1, 24);
|
|
EXPECT_TRUE(Verifier.match(
|
|
"void f() noexcept(false);\n",
|
|
functionDecl(),
|
|
Language::Lang_CXX11));
|
|
}
|
|
|
|
TEST(CXXMethodDecl, CXXMethodDeclWithThrowSpecification) {
|
|
RangeVerifier<FunctionDecl> Verifier;
|
|
Verifier.expectRange(2, 1, 2, 16);
|
|
EXPECT_TRUE(Verifier.match(
|
|
"class A {\n"
|
|
"void f() throw();\n"
|
|
"};\n",
|
|
functionDecl()));
|
|
}
|
|
|
|
TEST(CXXMethodDecl, CXXMethodDeclWithNoExceptSpecification) {
|
|
RangeVerifier<FunctionDecl> Verifier;
|
|
Verifier.expectRange(2, 1, 2, 24);
|
|
EXPECT_TRUE(Verifier.match(
|
|
"class A {\n"
|
|
"void f() noexcept(false);\n"
|
|
"};\n",
|
|
functionDecl(),
|
|
Language::Lang_CXX11));
|
|
}
|
|
|
|
class ExceptionSpecRangeVerifier : public RangeVerifier<TypeLoc> {
|
|
protected:
|
|
SourceRange getRange(const TypeLoc &Node) override {
|
|
auto T =
|
|
Node.getUnqualifiedLoc().castAs<FunctionProtoTypeLoc>();
|
|
assert(!T.isNull());
|
|
return T.getExceptionSpecRange();
|
|
}
|
|
};
|
|
|
|
class ParmVarExceptionSpecRangeVerifier : public RangeVerifier<ParmVarDecl> {
|
|
protected:
|
|
SourceRange getRange(const ParmVarDecl &Node) override {
|
|
if (const TypeSourceInfo *TSI = Node.getTypeSourceInfo()) {
|
|
TypeLoc TL = TSI->getTypeLoc();
|
|
if (TL.getType()->isPointerType()) {
|
|
TL = TL.getNextTypeLoc().IgnoreParens();
|
|
if (auto FPTL = TL.getAs<FunctionProtoTypeLoc>()) {
|
|
return FPTL.getExceptionSpecRange();
|
|
}
|
|
}
|
|
}
|
|
return SourceRange();
|
|
}
|
|
};
|
|
|
|
TEST(FunctionDecl, ExceptionSpecifications) {
|
|
ExceptionSpecRangeVerifier Verifier;
|
|
|
|
Verifier.expectRange(1, 10, 1, 16);
|
|
EXPECT_TRUE(Verifier.match("void f() throw();\n", loc(functionType())));
|
|
|
|
Verifier.expectRange(1, 10, 1, 34);
|
|
EXPECT_TRUE(Verifier.match("void f() throw(void(void) throw());\n",
|
|
loc(functionType())));
|
|
|
|
Verifier.expectRange(1, 10, 1, 19);
|
|
std::vector<std::string> Args;
|
|
Args.push_back("-fms-extensions");
|
|
EXPECT_TRUE(Verifier.match("void f() throw(...);\n", loc(functionType()),
|
|
Args, Language::Lang_CXX));
|
|
|
|
Verifier.expectRange(1, 10, 1, 10);
|
|
EXPECT_TRUE(Verifier.match("void f() noexcept;\n", loc(functionType()),
|
|
Language::Lang_CXX11));
|
|
|
|
Verifier.expectRange(1, 10, 1, 24);
|
|
EXPECT_TRUE(Verifier.match("void f() noexcept(false);\n", loc(functionType()),
|
|
Language::Lang_CXX11));
|
|
|
|
Verifier.expectRange(1, 10, 1, 32);
|
|
EXPECT_TRUE(Verifier.match("void f() noexcept(noexcept(1+1));\n",
|
|
loc(functionType()), Language::Lang_CXX11));
|
|
|
|
ParmVarExceptionSpecRangeVerifier Verifier2;
|
|
Verifier2.expectRange(1, 25, 1, 31);
|
|
EXPECT_TRUE(Verifier2.match("void g(void (*fp)(void) throw());\n",
|
|
parmVarDecl(hasType(pointerType(pointee(
|
|
parenType(innerType(functionType()))))))));
|
|
|
|
Verifier2.expectRange(1, 25, 1, 38);
|
|
EXPECT_TRUE(Verifier2.match("void g(void (*fp)(void) noexcept(true));\n",
|
|
parmVarDecl(hasType(pointerType(pointee(
|
|
parenType(innerType(functionType())))))),
|
|
Language::Lang_CXX11));
|
|
}
|
|
|
|
} // end namespace ast_matchers
|
|
} // end namespace clang
|