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[asan] Improve vDSO check in AsanCheckDynamicRTPrereqs; patch by Yuri Gribov 

llvm-svn: 210012
This commit is contained in:
Kostya Serebryany 2014-06-02 10:39:40 +00:00
parent e18ff37e08
commit 5181dd3a56
1 changed files with 4 additions and 0 deletions
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4
compiler-rt/lib/asan/asan_linux.cc
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@ -91,6 +91,10 @@ static int FindFirstDSOCallback(struct dl_phdr_info *info, size_t size,
if (!info->dlpi_name || info->dlpi_name[0] == 0)
return 0;
// Ignore vDSO
if (internal_strncmp(info->dlpi_name, "linux-", sizeof("linux-") - 1) == 0)
return 0;
*(const char **)data = info->dlpi_name;
return 1;
}