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| author | Paolo Bonzini <bonzini@gnu.org> | 2009-01-23 15:57:19 +0000 |
|---|---|---|
| committer | Paolo Bonzini <bonzini@gcc.gnu.org> | 2009-01-23 15:57:19 +0000 |
| commit | 9bacafeb4c9efa2344620a8fdb79a2ea5aadfbad (patch) | |
| tree | aacb078bea4cd0815736d26fb8837d2a3a40112b /gcc/tree.h | |
| parent | 63e505333c7eae301e810d9b84d12a2149e81970 (diff) | |
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re PR middle-end/38932 (ICE in set_value_range, at tree-vrp.c:398)
2008-01-23 Paolo Bonzini <bonzini@gnu.org>
PR tree-optimization/38932
* fold-const.c (fold_unary_no_overflow): New.
* tree.h (fold_unary_no_overflow): Declare.
* tree-ssa-ccp.c (ccp_fold): Use fold_unary_no_overflow.
* tree-ssa-sccvn.c (visit_reference_op_load,
simplify_unary_expression): Likewise.
testsuite:
2008-01-23 Paolo Bonzini <bonzini@gnu.org>
PR tree-optimization/38932
* gcc.dg/pr38932.c: New.
From-SVN: r143588
Diffstat (limited to 'gcc/tree.h')
| -rw-r--r-- | gcc/tree.h | 1 |
1 files changed, 1 insertions, 0 deletions
@@ -4733,6 +4733,7 @@ extern tree native_interpret_expr (tree, const unsigned char *, int); extern tree fold (tree); extern tree fold_unary (enum tree_code, tree, tree); +extern tree fold_unary_ignore_overflow (enum tree_code, tree, tree); extern tree fold_binary (enum tree_code, tree, tree, tree); extern tree fold_ternary (enum tree_code, tree, tree, tree, tree); extern tree fold_build1_stat (enum tree_code, tree, tree MEM_STAT_DECL); |