diff options
| author | Richard Guenther <rguenther@suse.de> | 2007-04-27 13:43:42 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2007-04-27 13:43:42 +0000 |
| commit | 3aef2dbd2e29122a0a292779af9dade975d6b526 (patch) | |
| tree | 3c5a5da4c9f306873b3bddd33f3d5953550b2ec9 /gcc/testsuite/gcc.dg/strict-overflow-5.c | |
| parent | 891fc5e9f1b6a88f9147b68e670f0cc172acfe21 (diff) | |
| download | gcc-3aef2dbd2e29122a0a292779af9dade975d6b526.zip gcc-3aef2dbd2e29122a0a292779af9dade975d6b526.tar.gz gcc-3aef2dbd2e29122a0a292779af9dade975d6b526.tar.bz2 | |
re PR tree-optimization/30965 (Fails to tree-combine conditions in COND_EXPRs)
2007-04-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/30965
PR tree-optimization/30978
* Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
* tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
(find_equivalent_equality_comparison): Likewise.
(simplify_cond): Likewise.
(get_prop_source_stmt): New helper.
(get_prop_dest_stmt): Likewise.
(can_propagate_from): Likewise.
(remove_prop_source_from_use): Likewise.
(combine_cond_expr_cond): Likewise.
(forward_propagate_comparison): New function.
(forward_propagate_into_cond): Rewrite to use fold for
tree combining.
(tree_ssa_forward_propagate_single_use_vars): Call
forward_propagate_comparison to propagate comparisons.
* gcc.dg/tree-ssa/pr30978.c: New testcase.
* gcc.dg/tree-ssa/bool-3.c: Remove XFAIL, explain why.
* gcc.dg/tree-ssa/ssa-fre-4.c: Use char instead of bool
* gcc.dg/strict-overflow-5.c: Adjust tree dump scanning.
From-SVN: r124217
Diffstat (limited to 'gcc/testsuite/gcc.dg/strict-overflow-5.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/strict-overflow-5.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/gcc/testsuite/gcc.dg/strict-overflow-5.c b/gcc/testsuite/gcc.dg/strict-overflow-5.c index 26e0174..816bfe4 100644 --- a/gcc/testsuite/gcc.dg/strict-overflow-5.c +++ b/gcc/testsuite/gcc.dg/strict-overflow-5.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-fstrict-overflow -O2 -fdump-tree-final_cleanup" } */ +/* { dg-options "-fstrict-overflow -O2 -fdump-tree-optimized" } */ /* We can only unroll when using strict overflow semantics. */ @@ -14,6 +14,6 @@ int foo (int i) return r; } -/* { dg-final { scan-tree-dump-times "r = 3" 1 "final_cleanup" } } */ -/* { dg-final { cleanup-tree-dump "final_cleanup" } } */ +/* { dg-final { scan-tree-dump "return 3" "optimized" } } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ |