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profiling and optimization remarks and indicate that no debug info shall be emitted for these compile units. http://reviews.llvm.org/D18808 <rdar://problem/25427165> llvm-svn: 265862
21 lines
815 B
C
21 lines
815 B
C
// This file tests that -fprofile-sample-use enables location tracking
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// generation in the same way that -Rpass does. The sample profiler needs
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// to associate line locations in the profile to the code, so it needs the
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// frontend to emit source location annotations.
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// RUN: %clang_cc1 %s -fprofile-sample-use=%S/Inputs/profile-sample-use-loc-tracking.prof -emit-llvm -o - 2>/dev/null | FileCheck %s
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// -fprofile-sample-use should produce source location annotations, exclusively
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// (just like -gmlt).
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// CHECK: , !dbg !
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// CHECK-NOT: DW_TAG_base_type
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// The CU should be marked NoDebug (to prevent writing debug info to
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// the final output).
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// CHECK: !llvm.dbg.cu = !{![[CU:.*]]}
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// CHECK: ![[CU]] = distinct !DICompileUnit({{.*}}emissionKind: NoDebug
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int bar(int j) {
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return (j + j - 2) * (j - 2) * j;
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}
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