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authorJan Hubicka <jh@suse.cz>2002-06-20 15:39:58 +0000
committerJan Hubicka <hubicka@gcc.gnu.org>2002-06-20 15:39:58 +0000
commitb0dd480873e4c91f05295658b317491ddeae391b (patch)
tree57bae5003d03ed0ebbeffadfdecd2b42eaafefd8
parent04a704a4aafd2da62601578e9bdd7928aec45fd0 (diff)
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* combine.c (subst): Be prepared for simplify_subreg to return VOIDmode.
From-SVN: r54839
-rw-r--r--gcc/ChangeLog4
-rw-r--r--gcc/combine.c5
2 files changed, 6 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e421e41..336106e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -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.
diff --git a/gcc/combine.c b/gcc/combine.c
index 3a173de..3b29882 100644
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -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)