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(_JMPBUF_UNWINDS): Added.

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This commit is contained in:
Richard Henderson 1998-04-23 22:46:39 +00:00
parent 91e4b2f65e
commit 4af6e4ade6
1 changed files with 6 additions and 0 deletions
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6
sysdeps/alpha/bits/setjmp.h
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@ -74,4 +74,10 @@
#ifndef __ASSEMBLY__
typedef long int __jmp_buf[17];
/* Test if longjmp to JMPBUF would unwind the frame containing a local
variable at ADDRESS. */
#define _JMPBUF_UNWINDS(_jmpbuf, _address) \
({ register void *_sp __asm__("$30"); void *_addr = (_address); \
_sp <= _addr && _addr < (void *)((_jmpbuf)[JB_SP]); })
#endif