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| author | nickc <nickc@138bc75d-0d04-0410-961f-82ee72b054a4> | 1998-10-13 11:39:26 +0000 |
|---|---|---|
| committer | nickc <nickc@138bc75d-0d04-0410-961f-82ee72b054a4> | 1998-10-13 11:39:26 +0000 |
| commit | f2f6be4565380f4ab92a1a6df083064f680ac3c3 (patch) | |
| tree | 5f02543dbcfccbb702ddae77f40d70b47e92c407 /gcc/cse.c | |
| parent | fb1c80dfd3ef8011ff7e456321c72f8c30f889d8 (diff) | |
| download | gcc-f2f6be4565380f4ab92a1a6df083064f680ac3c3.tar.gz | |
Check for NULL return from gen_lowpart_if_possible().
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23049 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/cse.c')
| -rw-r--r-- | gcc/cse.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/cse.c b/gcc/cse.c index 8c0a6661364..1933fbc75d1 100644 --- a/gcc/cse.c +++ b/gcc/cse.c @@ -5860,7 +5860,7 @@ equiv_constant (x) && qty_const[reg_qty[REGNO (x)]]) x = gen_lowpart_if_possible (GET_MODE (x), qty_const[reg_qty[REGNO (x)]]); - if (x != 0 && CONSTANT_P (x)) + if (x == 0 || CONSTANT_P (x)) return x; /* If X is a MEM, try to fold it outside the context of any insn to see if |