teak-llvm/clang/test/CoverageMapping/abspath.cpp
Kuba Mracek 5b57633a45 [clang] Get rid of "%T" expansions
The %T lit expansion expands to a common directory shared between all the tests in the same directory, which is unexpected and unintuitive, and more importantly, it's been a source of subtle race conditions and flaky tests. In https://reviews.llvm.org/D35396, it was agreed that it would be best to simply ban %T and only keep %t, which is unique to each test. When a test needs a temporary directory, it can just create one using mkdir %t.

This patch removes %T in clang.

Differential Revision: https://reviews.llvm.org/D36437

llvm-svn: 310950
2017-08-15 19:47:06 +00:00

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// RUN: %clang_cc1 -fprofile-instrument=clang -fcoverage-mapping -emit-llvm -main-file-name abspath.cpp %S/Inputs/../abspath.cpp -o - | FileCheck -check-prefix=RMDOTS %s
// RMDOTS: @__llvm_coverage_mapping = {{.*}}"\01
// RMDOTS-NOT: Inputs
// RMDOTS: "
// RUN: mkdir -p %t/test && cd %t/test
// RUN: echo "void f1() {}" > f1.c
// RUN: %clang_cc1 -fprofile-instrument=clang -fcoverage-mapping -emit-llvm -main-file-name abspath.cpp ../test/f1.c -o - | FileCheck -check-prefix=RELPATH %s
// RELPATH: @__llvm_coverage_mapping = {{.*}}"\01
// RELPATH: {{[/\\]}}{{.*}}{{[/\\][^/\\]*}}test{{[/\\][^/\\]*}}f1.c
// RELPATH: "
void f1() {}