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| author | Louis Dionne <ldionne@apple.com> | 2019-04-17 18:20:19 +0000 |
|---|---|---|
| committer | Louis Dionne <ldionne@apple.com> | 2019-04-17 18:20:19 +0000 |
| commit | 81875a67b0d1bd43cca96b5e321a4af06b9299cd (patch) | |
| tree | ef6b15900dc630a0ac388a3fb63f74a4dadfd61d /libcxx/include/__config | |
| parent | 05a358cdcd55d1ee0a0d92383aa49489479c6362 (diff) | |
| download | bcm5719-llvm-81875a67b0d1bd43cca96b5e321a4af06b9299cd.tar.gz bcm5719-llvm-81875a67b0d1bd43cca96b5e321a4af06b9299cd.zip | |
[libc++] Use the no_destroy attribute to avoid destroying debug DB statics
Summary:
Otherwise, we can run into problems when the program has static variables
that need to use the debug database during their deinitialization, if
the debug DB has already been deinitialized.
Reviewers: EricWF
Subscribers: christof, jkorous, dexonsmith, libcxx-commits
Tags: #libc
Differential Revision: https://reviews.llvm.org/D60830
llvm-svn: 358602
Diffstat (limited to 'libcxx/include/__config')
| -rw-r--r-- | libcxx/include/__config | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libcxx/include/__config b/libcxx/include/__config index a7d0b141fa3..ead522520e8 100644 --- a/libcxx/include/__config +++ b/libcxx/include/__config @@ -1120,6 +1120,12 @@ template <unsigned> struct __static_assert_check {}; #endif #endif +#if __has_attribute(no_destroy) +# define _LIBCPP_NO_DESTROY __attribute__((__no_destroy__)) +#else +# define _LIBCPP_NO_DESTROY +#endif + #ifndef _LIBCPP_HAS_NO_ASAN _LIBCPP_FUNC_VIS extern "C" void __sanitizer_annotate_contiguous_container( const void *, const void *, const void *, const void *); |
