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[TableGen] Ensure that __lsan_is_turned_off isn't removed by DCE in llvm-tblgen

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Summary:
Since asan is linked dynamically on Darwin, the weak interface symbol
is removed by -Wl,-dead_strip.

Reviewers: kcc, compnerd, aaron.ballman

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D37636

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@312914 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Francis Ricci 2017-09-11 13:50:39 +00:00
parent 92ba92dfe4
commit 48c5bd3c0d
1 changed files with 1 additions and 1 deletions
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utils/TableGen/TableGen.cpp
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@ -217,6 +217,6 @@ int main(int argc, char **argv) {
#include <sanitizer/lsan_interface.h>
// Disable LeakSanitizer for this binary as it has too many leaks that are not
// very interesting to fix. See compiler-rt/include/sanitizer/lsan_interface.h .
int __lsan_is_turned_off() { return 1; }
LLVM_ATTRIBUTE_USED int __lsan_is_turned_off() { return 1; }
#endif // __has_feature(address_sanitizer)
#endif // defined(__has_feature)