diff options
| author | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-12-14 18:49:16 +0000 |
|---|---|---|
| committer | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-12-14 18:49:16 +0000 |
| commit | 3efc00f6f17778172d3fa7ac737fa1473b3b4d5a (patch) | |
| tree | 47d6df060c057c4ef33fef43f1c7bfbe86f432f6 /libgcc/generic-morestack.c | |
| parent | 7da93e24295c8b313ecdcedee0b8bde70b335e61 (diff) | |
Check __GLIBC__ when using __SIGRTMIN
2011-12-14 H.J. Lu <hongjiu.lu@intel.com>
* generic-morestack.c (__generic_morestack_set_initial_sp): Check
__GLIBC__ instead of __linux__ when using __SIGRTMIN.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@182342 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libgcc/generic-morestack.c')
| -rw-r--r-- | libgcc/generic-morestack.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libgcc/generic-morestack.c b/libgcc/generic-morestack.c index 4dbaa0e4cdc..96a8210f912 100644 --- a/libgcc/generic-morestack.c +++ b/libgcc/generic-morestack.c @@ -507,8 +507,8 @@ __generic_morestack_set_initial_sp (void *sp, size_t len) sigemptyset (&__morestack_initial_sp.mask); sigfillset (&__morestack_fullmask); -#ifdef __linux__ - /* On Linux, the first two real time signals are used by the NPTL +#ifdef __GLIBC__ + /* In glibc, the first two real time signals are used by the NPTL threading library. By taking them out of the set of signals, we avoiding copying the signal mask in pthread_sigmask. More importantly, pthread_sigmask uses less stack space on x86_64. */ |