On 04/07/14 05:59, lin zuojian wrote: > Hi, > This crash is due to fail to consider the exception situation that > the insn variable may not be a insn at all. > > arm.c (thumb1_reorg): if the > selected insn is not a insn, continue to next bb. > > --- > gcc/config/arm/arm.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c > index 89684bb..50ae64b 100644 > --- a/gcc/config/arm/arm.c > +++ b/gcc/config/arm/arm.c > @@ -16720,7 +16720,7 @@ thumb1_reorg (void) > insn = PREV_INSN (insn); > > /* Find the last cbranchsi4_insn in basic block BB. */ > - if (INSN_CODE (insn) != CODE_FOR_cbranchsi4_insn) > + if (!INSN_P (insn) || (INSN_CODE (insn) != CODE_FOR_cbranchsi4_insn)) > continue; > > /* Get the register with which we are comparing. */ >
This should be fixed the same way as it was on trunk. Bin's taking care of that. R.
