[PATCH] D30121: [asan] Fix dead stripping of globals on Linux.
Evgeniy Stepanov via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Mar 16 15:01:19 PDT 2017
eugenis marked an inline comment as done.
eugenis added inline comments.
================
Comment at: lib/Transforms/Instrumentation/AddressSanitizer.cpp:129
+// ASan version script has __asan_* wildcard. Triple underscore prevents
+// exporting of this _local_ symbol.
static const char *const kAsanGlobalsRegisteredFlagName =
----------------
pcc wrote:
> What happens if you use double underscore? I would have thought that hidden visibility was enough to prevent this symbol from being exported.
/usr/bin/ld.gold: warning: Cannot export local symbol '__asan_globals_registered'
Repository:
rL LLVM
https://reviews.llvm.org/D30121
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