16 lines
766 B
C
16 lines
766 B
C
/// For -fprofile-instr-generate and -fprofile-arcs, increment counters atomically
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/// if -fprofile-update={atomic,prefer-atomic} or -fsanitize=thread is specified.
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// RUN: %clang -### %s -c -target x86_64-linux -fsanitize=thread %s 2>&1 | FileCheck %s
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// RUN: %clang -### %s -c -fprofile-update=atomic 2>&1 | FileCheck %s
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// RUN: %clang -### %s -c -fprofile-update=prefer-atomic 2>&1 | FileCheck %s
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// CHECK: "-fprofile-update=atomic"
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// RUN: %clang -### %s -c -fprofile-update=atomic -fprofile-update=single 2>&1 | FileCheck %s --check-prefix=SINGLE
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// SINGLE-NOT: "-fprofile-update=atomic"
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// RUN: not %clang %s -c -fprofile-update=unknown 2>&1 | FileCheck %s --check-prefix=ERROR
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// ERROR: error: unsupported argument 'unknown' to option 'fprofile-update='
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