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| author | Matt Morehouse <mascasa@google.com> | 2017-08-30 22:49:31 +0000 |
|---|---|---|
| committer | Matt Morehouse <mascasa@google.com> | 2017-08-30 22:49:31 +0000 |
| commit | 1c8c066ed59bb91fba7e977d421a658b24573fc5 (patch) | |
| tree | 5de26ba064279eddabcbf2ced7c8f1d0763bbd83 /lib/sanitizer_common/sanitizer_internal_defs.h | |
| parent | 14bcbc22b12de9c631d93d992ae926ac99a6cd10 (diff) | |
| download | compiler-rt-1c8c066ed59bb91fba7e977d421a658b24573fc5.tar.gz | |
[SanitizeCoverage] Enable stack-depth coverage for -fsanitize=fuzzer
Summary:
- Don't sanitize __sancov_lowest_stack.
- Don't instrument leaf functions.
- Add CoverageStackDepth to Fuzzer and FuzzerNoLink.
- Only enable on Linux.
Reviewers: vitalybuka, kcc, george.karpenkov
Reviewed By: kcc
Subscribers: kubamracek, cfe-commits, llvm-commits, hiraditya
Differential Revision: https://reviews.llvm.org/D37156
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@312185 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/sanitizer_common/sanitizer_internal_defs.h')
| -rw-r--r-- | lib/sanitizer_common/sanitizer_internal_defs.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/sanitizer_common/sanitizer_internal_defs.h b/lib/sanitizer_common/sanitizer_internal_defs.h index 4b780917f..e7230e43b 100644 --- a/lib/sanitizer_common/sanitizer_internal_defs.h +++ b/lib/sanitizer_common/sanitizer_internal_defs.h @@ -35,6 +35,14 @@ # define SANITIZER_WEAK_ATTRIBUTE __attribute__((weak)) #endif +// TLS is handled differently on different platforms +#if SANITIZER_LINUX +# define SANITIZER_TLS_INITIAL_EXEC_ATTRIBUTE \ + __attribute__((tls_model("initial-exec"))) thread_local +#else +# define SANITIZER_TLS_INITIAL_EXEC_ATTRIBUTE +#endif + //--------------------------- WEAK FUNCTIONS ---------------------------------// // When working with weak functions, to simplify the code and make it more // portable, when possible define a default implementation using this macro: |