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| author | Duncan P. N. Exon Smith <dexonsmith@apple.com> | 2014-03-31 22:45:37 +0000 |
|---|---|---|
| committer | Duncan P. N. Exon Smith <dexonsmith@apple.com> | 2014-03-31 22:45:37 +0000 |
| commit | a393c329b18213be8bfa9312785b415e4b017337 (patch) | |
| tree | dc6718319bd8b651415674a8fb30eed1898c13d3 /test/profile/instrprof-basic.c | |
| parent | e1610ce7f8b49c4c4bc5d1992a9dbf9fbdc1a516 (diff) | |
InstrProf: Add simple compiler-rt test
Add the test infrastructure for testing lib/profile and a single test.
This initial commit only enables the tests on Darwin, but they'll be
enabled on Linux soon after.
<rdar://problem/16458307>
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@205256 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/profile/instrprof-basic.c')
| -rw-r--r-- | test/profile/instrprof-basic.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/profile/instrprof-basic.c b/test/profile/instrprof-basic.c new file mode 100644 index 000000000..0732d84df --- /dev/null +++ b/test/profile/instrprof-basic.c @@ -0,0 +1,12 @@ +// RUN: %clang_profgen -o %t -O3 -flto %s +// RUN: env LLVM_PROFILE_FILE=%t.profraw %t +// RUN: llvm-profdata merge -o %t.profdata %t.profraw +// RUN: %clang_profuse=%t.profdata -o - -S -emit-llvm %s | FileCheck %s + +int main(int argc, const char *argv[]) { + // CHECK: br i1 %{{.*}}, label %{{.*}}, label %{{.*}}, !prof !1 + if (argc) + return 0; + return 1; +} +// CHECK: !1 = metadata !{metadata !"branch_weights", i32 2, i32 1} |