diff options
| author | NAKAMURA Takumi <geek4civic@gmail.com> | 2012-11-02 01:32:02 +0000 |
|---|---|---|
| committer | NAKAMURA Takumi <geek4civic@gmail.com> | 2012-11-02 01:32:02 +0000 |
| commit | 875618f2459f7e3b4234ee29a4e3ed0d48e3ab92 (patch) | |
| tree | 75631f97c1e1bd8f3529f5968399a16a7cccea77 /runtime | |
| parent | 9b25ff66dd1aff9f745fa0fa08e7130c942aec86 (diff) | |
libprofile/CommonProfiling.c: Fix according to C89.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167272 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'runtime')
| -rw-r--r-- | runtime/libprofile/CommonProfiling.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/runtime/libprofile/CommonProfiling.c b/runtime/libprofile/CommonProfiling.c index 058270b2fd..8f4119c2c6 100644 --- a/runtime/libprofile/CommonProfiling.c +++ b/runtime/libprofile/CommonProfiling.c @@ -36,10 +36,10 @@ static const char *OutputFilename = "llvmprof.out"; * variable is set. If it is then save it and set OutputFilename. */ static void check_environment_variable(void) { + const char *EnvVar; if (SavedEnvVar) return; /* Guarantee that we can't leak memory. */ - const char *EnvVar = getenv("LLVMPROF_OUTPUT"); - if (EnvVar) { + if ((EnvVar = getenv("LLVMPROF_OUTPUT")) != NULL) { /* The string that getenv returns is allowed to be statically allocated, * which means it may be changed by future calls to getenv, so copy it. */ |