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(unw_step): If dwarf_step() returns -UNW_ESTOPUNWIND, take that

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as a hard signal that we should stop unwinding.  This
	fixes tests/test_proc_info.

(Logical change 1.224)
This commit is contained in:
mostang.com!davidm 2004-05-05 01:54:53 +00:00
parent 582cfb1e62
commit 09ba7e9440
1 changed files with 3 additions and 0 deletions
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3
src/x86/Gstep-x86.c
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@ -37,6 +37,9 @@ unw_step (unw_cursor_t *cursor)
/* Try DWARF-based unwinding... */ /* Try DWARF-based unwinding... */
ret = dwarf_step (&c->dwarf); ret = dwarf_step (&c->dwarf);
if (unlikely (ret == -UNW_ESTOPUNWIND))
return ret;
if (unlikely (ret < 0)) if (unlikely (ret < 0))
{ {
/* DWARF failed, let's see if we can follow the frame-chain /* DWARF failed, let's see if we can follow the frame-chain