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authordj <dj@138bc75d-0d04-0410-961f-82ee72b054a4>2001-01-24 21:10:06 +0000
committerdj <dj@138bc75d-0d04-0410-961f-82ee72b054a4>2001-01-24 21:10:06 +0000
commitec68004d244c64080b8531785cc2dd6e671c84b6 (patch)
tree1ef59c92ecf1e229cd306bc9fc386361957e37f6 /gcc/combine.c
parent28dc8344238a39d0777e87a43f0252c9856ea198 (diff)
downloadgcc-ec68004d244c64080b8531785cc2dd6e671c84b6.tar.gz
* combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
check the original operand's mode also. * simplify-rtx.c (simplify_ternary_operation): Ditto. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@39247 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/combine.c')
-rw-r--r--gcc/combine.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc/combine.c b/gcc/combine.c
index 6028f6ae8d1..8d7c9ccd65c 100644
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -3654,7 +3654,11 @@ combine_simplify_rtx (x, op0_mode, last, in_dest)
{
enum machine_mode cmp_mode = GET_MODE (XEXP (x, 0));
if (cmp_mode == VOIDmode)
- cmp_mode = GET_MODE (XEXP (x, 1));
+ {
+ cmp_mode = GET_MODE (XEXP (x, 1));
+ if (cmp_mode == VOIDmode)
+ cmp_mode = op0_mode;
+ }
temp = simplify_relational_operation (code, cmp_mode,
XEXP (x, 0), XEXP (x, 1));
}