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re PR debug/49827 (sparc64-linux and cris-elf bootstrap failures due to ICE in dwarf2cfi.c connect_traces) 

PR debug/49827
        * dwarf2cfi.c (create_trace_edges): Handle sequences properly.

From-SVN: r176728
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Richard Henderson 2011-07-24 20:18:13 -07:00 committed by Richard Henderson
parent 2f23f97acc
commit 3382318ac8
2 changed files with 13 additions and 0 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2011-07-24 Richard Henderson <rth@redhat.com>
PR debug/49827
* dwarf2cfi.c (create_trace_edges): Handle sequences properly.
2011-07-24 Richard Henderson <rth@redhat.com>
* dwarf2cfi.c (maybe_record_trace_start): Add abnormal parameter.

8
gcc/dwarf2cfi.c
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@ -2507,6 +2507,14 @@ create_trace_edges (rtx insn)
for (lab = nonlocal_goto_handler_labels; lab; lab = XEXP (lab, 1))
maybe_record_trace_start (XEXP (lab, 0), insn, true);
}
else if (GET_CODE (PATTERN (insn)) == SEQUENCE)
{
rtx seq = PATTERN (insn);
int i, n = XVECLEN (seq, 0);
for (i = 0; i < n; ++i)
create_trace_edges (XVECEXP (seq, 0, i));
return;
}
/* Process EH edges. */
if (CALL_P (insn) || cfun->can_throw_non_call_exceptions)