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Disable use of tls scanning on darwin leak sanitizer 

Summary:
These checks appear linux-specific, disable them on darwin, at
least for now.

Reviewers: kubamracek, alekseyshl

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D32013

llvm-svn: 300248
This commit is contained in:
Francis Ricci 2017-04-13 20:14:15 +00:00
parent 5bfddfefe1
commit 54ce07d093
2 changed files with 7 additions and 2 deletions
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7
compiler-rt/lib/lsan/lsan_common_mac.cc
View File

@ -87,7 +87,12 @@ AllocatorCache *GetAllocatorCache() { return &get_tls_val(true)->cache; }
// Required on Linux for initialization of TLS behavior, but should not be
// required on Darwin.
void InitializePlatformSpecificModules() {}
void InitializePlatformSpecificModules() {
if (flags()->use_tls) {
Report("use_tls=1 is not supported on Darwin.\n");
Die();
}
}
// Scans global variables for heap pointers.
void ProcessGlobalRegions(Frontier *frontier) {

2
compiler-rt/lib/lsan/lsan_flags.inc
View File

@ -30,7 +30,7 @@ LSAN_FLAG(bool, use_globals, true,
"Root set: include global variables (.data and .bss)")
LSAN_FLAG(bool, use_stacks, true, "Root set: include thread stacks")
LSAN_FLAG(bool, use_registers, true, "Root set: include thread registers")
LSAN_FLAG(bool, use_tls, true,
LSAN_FLAG(bool, use_tls, !SANITIZER_MAC,
"Root set: include TLS and thread-specific storage")
LSAN_FLAG(bool, use_root_regions, true,
"Root set: include regions added via __lsan_register_root_region().")