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| author | wilson <wilson@138bc75d-0d04-0410-961f-82ee72b054a4> | 1997-09-01 23:43:03 +0000 |
|---|---|---|
| committer | wilson <wilson@138bc75d-0d04-0410-961f-82ee72b054a4> | 1997-09-01 23:43:03 +0000 |
| commit | 6510de0556d2cbe0d0ba3804b21fcfb2b55096d1 (patch) | |
| tree | 40629c2ab1050508acae13b148ea2288061ae7da /gcc/cse.c | |
| parent | 156f99f3494a660c5c1abc5e0f0f423fbc58715a (diff) | |
| download | gcc-6510de0556d2cbe0d0ba3804b21fcfb2b55096d1.tar.gz | |
Fix irix6 execute/921117-1.c c-torture failure.
* cse.c (cse_insn): Don't record BLKmode values.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@15024 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/cse.c')
| -rw-r--r-- | gcc/cse.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/cse.c b/gcc/cse.c index 096a630aeb4..71bc3584432 100644 --- a/gcc/cse.c +++ b/gcc/cse.c @@ -7297,6 +7297,10 @@ cse_insn (insn, in_libcall_block) if ((flag_float_store && GET_CODE (dest) == MEM && FLOAT_MODE_P (GET_MODE (dest))) + /* Don't record BLKmode values, because we don't know the + size of it, and can't be sure that other BLKmode values + have the same or smaller size. */ + || GET_MODE (dest) == BLKmode /* Don't record values of destinations set inside a libcall block since we might delete the libcall. Things should have been set up so we won't want to reuse such a value, but we play it safe |