diff options
| author | redi <redi@138bc75d-0d04-0410-961f-82ee72b054a4> | 2017-01-04 15:41:19 +0000 |
|---|---|---|
| committer | redi <redi@138bc75d-0d04-0410-961f-82ee72b054a4> | 2017-01-04 15:41:19 +0000 |
| commit | 4e2ef7858ffcf2791fc127e5a46b53b2aed3d0ff (patch) | |
| tree | 52babbbb68a075e8473afde80cbb3ed10f55d769 /libstdc++-v3/libsupc++ | |
| parent | adcbdb02d009199af574c867f9be436626d8fade (diff) | |
| download | gcc-4e2ef7858ffcf2791fc127e5a46b53b2aed3d0ff.tar.gz | |
PR78968 add configure check for __cxa_thread_atexit in libc
PR libstdc++/78968
* config.h.in: Regenerate.
* configure: Likewise.
* configure.ac: Check for __cxa_thread_atexit.
* libsupc++/atexit_thread.cc [_GLIBCXX_HAVE___CXA_THREAD_ATEXIT]:
Don't define __cxa_thread_atexit if libc provides it.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@244057 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libstdc++-v3/libsupc++')
| -rw-r--r-- | libstdc++-v3/libsupc++/atexit_thread.cc | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/libstdc++-v3/libsupc++/atexit_thread.cc b/libstdc++-v3/libsupc++/atexit_thread.cc index da633682acf..923a0707556 100644 --- a/libstdc++-v3/libsupc++/atexit_thread.cc +++ b/libstdc++-v3/libsupc++/atexit_thread.cc @@ -30,7 +30,11 @@ #include <windows.h> #endif -#if _GLIBCXX_HAVE___CXA_THREAD_ATEXIT_IMPL +#if _GLIBCXX_HAVE___CXA_THREAD_ATEXIT + +// Libc provides __cxa_thread_atexit definition. + +#elif _GLIBCXX_HAVE___CXA_THREAD_ATEXIT_IMPL extern "C" int __cxa_thread_atexit_impl (void (*func) (void *), void *arg, void *d); |