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[msan] Another regression test for r189786. 

llvm-svn: 189787
This commit is contained in:
Evgeniy Stepanov 2013-09-03 10:08:14 +00:00
parent f9ddb43975
commit 499d480be5
1 changed files with 22 additions and 0 deletions
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22
compiler-rt/lib/msan/lit_tests/select.cc Normal file
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// RUN: %clangxx_msan -m64 -O0 %s -o %t && not %t >%t.out 2>&1
// RUN: FileCheck %s < %t.out
// RUN: %clangxx_msan -m64 -O1 %s -o %t && not %t >%t.out 2>&1
// RUN: FileCheck %s < %t.out
// RUN: %clangxx_msan -m64 -O2 %s -o %t && not %t >%t.out 2>&1
// RUN: FileCheck %s < %t.out
// RUN: %clangxx_msan -m64 -O3 %s -o %t && not %t >%t.out 2>&1
// RUN: FileCheck %s < %t.out
#include <stdlib.h>
int main(int argc, char **argv) {
int x;
int *volatile p = &x;
int z = *p ? 1 : 0;
if (z)
exit(0);
// CHECK: WARNING: MemorySanitizer: use-of-uninitialized-value
// CHECK: {{#0 0x.* in main .*select.cc:}}[[@LINE-3]]
// CHECK: SUMMARY: MemorySanitizer: use-of-uninitialized-value {{.*select.cc:.* main}}
return 0;
}