diff options
| author | Mark Mitchell <mmitchel@gcc.gnu.org> | 2005-06-24 13:52:35 +0000 |
|---|---|---|
| committer | Mark Mitchell <mmitchel@gcc.gnu.org> | 2005-06-24 13:52:35 +0000 |
| commit | 707db096bc8f28e546af88dc4772db4fb688cb04 (patch) | |
| tree | 7933378180b57968b0b2573b78d5943356963df7 /gcc/tree-ssa-operands.c | |
| parent | 68c1abf1e0890ed03b7c1d91584193b82cf55714 (diff) | |
| download | gcc-707db096bc8f28e546af88dc4772db4fb688cb04.zip gcc-707db096bc8f28e546af88dc4772db4fb688cb04.tar.gz gcc-707db096bc8f28e546af88dc4772db4fb688cb04.tar.bz2 | |
re PR tree-optimization/22171 (gcc-4.0-20050623 internal compiler error in linux/drivers/serial/8250.c)
PR 22171
* tree-ssa-operands (get_expr_operands): Check s_ann for NULL
before use.
From-SVN: r101293
Diffstat (limited to 'gcc/tree-ssa-operands.c')
| -rw-r--r-- | gcc/tree-ssa-operands.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/tree-ssa-operands.c b/gcc/tree-ssa-operands.c index 2e263cf..ecd32a6 100644 --- a/gcc/tree-ssa-operands.c +++ b/gcc/tree-ssa-operands.c @@ -1347,7 +1347,7 @@ get_expr_operands (tree stmt, tree *expr_p, int flags) if (code == COMPONENT_REF) { - if (TREE_THIS_VOLATILE (TREE_OPERAND (expr, 1))) + if (s_ann && TREE_THIS_VOLATILE (TREE_OPERAND (expr, 1))) s_ann->has_volatile_ops = true; get_expr_operands (stmt, &TREE_OPERAND (expr, 2), opf_none); } |