diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2002-05-22 23:06:16 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2002-05-22 23:06:16 +0200 |
| commit | 45f797836b479856553c333cb0284586ec2d4df6 (patch) | |
| tree | febc23802eb42a0e96004dcdcf7449b4d4e974b9 /gcc | |
| parent | 9f3dbd92d22772fead769678ce0d326a5e74e0f3 (diff) | |
| download | gcc-45f797836b479856553c333cb0284586ec2d4df6.zip gcc-45f797836b479856553c333cb0284586ec2d4df6.tar.gz gcc-45f797836b479856553c333cb0284586ec2d4df6.tar.bz2 | |
re PR c/6643 (gcc fails in tree check for assignment to variable sized array)
PR c/6643
* emit-rtl.c (widen_memory_access): Only call compare_tree_int
if DECL_SIZE_UNIT is INTEGER_CST.
From-SVN: r53748
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/emit-rtl.c | 1 |
2 files changed, 7 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f8ccdae..b2bcff0 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2002-05-22 Jakub Jelinek <jakub@redhat.com> + + PR c/6643 + * emit-rtl.c (widen_memory_access): Only call compare_tree_int + if DECL_SIZE_UNIT is INTEGER_CST. + 2002-05-22 Richard Henderson <rth@redhat.com> * flow.c (life_analysis): Delete broken reg_label check. diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c index 2e86dff..963946a 100644 --- a/gcc/emit-rtl.c +++ b/gcc/emit-rtl.c @@ -2163,6 +2163,7 @@ widen_memory_access (memref, mode, offset) /* Similarly for the decl. */ else if (DECL_P (expr) && DECL_SIZE_UNIT (expr) + && TREE_CODE (DECL_SIZE_UNIT (expr)) == INTEGER_CST && compare_tree_int (DECL_SIZE_UNIT (expr), size) >= 0 && (! memoffset || INTVAL (memoffset) >= 0)) break; |