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* combine.c (subst): Be prepared for simplify_subreg to return VOIDmode. 

From-SVN: r54839
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Jan Hubicka 2002-06-20 15:39:58 +00:00 committed by Jan Hubicka
parent 04a704a4aa
commit b0dd480873
2 changed files with 6 additions and 3 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
Thu Jun 20 17:25:29 CEST 2002 JAn HUbicka <jh@suse.cz>
* combine.c (subst): Be prepared for simplify_subreg to return VOIDmode.
2002-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
* config/sol2.h: New file.

5
gcc/combine.c
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@ -3533,14 +3533,13 @@ subst (x, from, to, in_dest, unique_copy)
if (GET_CODE (new) == CONST_INT && GET_CODE (x) == SUBREG)
{
if (VECTOR_MODE_P (GET_MODE (x)))
return gen_rtx_CLOBBER (VOIDmode, const0_rtx);
enum machine_mode mode = GET_MODE (x);
x = simplify_subreg (GET_MODE (x), new,
GET_MODE (SUBREG_REG (x)),
SUBREG_BYTE (x));
if (! x)
abort ();
x = gen_rtx_CLOBBER (mode, const0_rtx);
}
else if (GET_CODE (new) == CONST_INT
&& GET_CODE (x) == ZERO_EXTEND)