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| author | sayle <sayle@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-02-24 19:29:34 +0000 |
|---|---|---|
| committer | sayle <sayle@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-02-24 19:29:34 +0000 |
| commit | 43c3808d513ce4aef22c0d67eb3bae55c65bf909 (patch) | |
| tree | 5be6340878f5c9dd2013148f3be610f53e93c498 /gcc/combine.c | |
| parent | 68428177e8f0bfc47d6cc0b0be13a79dc1a70b2e (diff) | |
| download | gcc-43c3808d513ce4aef22c0d67eb3bae55c65bf909.tar.gz | |
PR middle-end/24952
* combine.c (try_combine): Explicitly check whether GET_CODE is
a SET or a CLOBBER, instead on checking that it isn't a USE.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@111425 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/combine.c')
| -rw-r--r-- | gcc/combine.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/combine.c b/gcc/combine.c index 9240b32568a..d6f107906eb 100644 --- a/gcc/combine.c +++ b/gcc/combine.c @@ -3123,7 +3123,8 @@ try_combine (rtx i3, rtx i2, rtx i1, int *new_direct_jump_p) if (i3_subst_into_i2) { for (i = 0; i < XVECLEN (PATTERN (i2), 0); i++) - if (GET_CODE (XVECEXP (PATTERN (i2), 0, i)) != USE + if ((GET_CODE (XVECEXP (PATTERN (i2), 0, i)) == SET + || GET_CODE (XVECEXP (PATTERN (i2), 0, i)) == CLOBBER) && REG_P (SET_DEST (XVECEXP (PATTERN (i2), 0, i))) && SET_DEST (XVECEXP (PATTERN (i2), 0, i)) != i2dest && ! find_reg_note (i2, REG_UNUSED, |