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| author | ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-01-28 05:15:06 +0000 |
|---|---|---|
| committer | ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-01-28 05:15:06 +0000 |
| commit | 981eb79841b74e439cb66e6f6bf2f0abdf7524b5 (patch) | |
| tree | 0e2fc9b10a02a481f17a188d9e01389ef7691fb4 /gcc/testsuite/gcc.dg/pr20922-4.c | |
| parent | 426a138f1f231a55f4670be9c4bca30dbb0e3b61 (diff) | |
| download | gcc-981eb79841b74e439cb66e6f6bf2f0abdf7524b5.tar.gz | |
./:
* common.opt: Add fstrict-overflow.
* opts.c (decode_options): Set flag_strict_overflow if -O2.
* flags.h (TYPE_OVERFLOW_WRAPS): Define.
(TYPE_OVERFLOW_UNDEFINED): Define.
(TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
Replace all uses.
* tree.h (TYPE_TRAP_SIGNED): Don't define.
* fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
(fold_negate_expr): Likewise.
(make_range): Likewise.
(extract_muldiv_1): Likewise.
(maybe_canonicalize_comparison): Likewise.
(fold_comparison): Likewise.
(fold_binary): Likewise.
(tree_expr_nonnegative_p): Likewise.
(tree_expr_nonzero_p): Likewise.
* tree-vrp.c (compare_values): Likewise.
(extract_range_from_binary_expr): Likewise.
(extract_range_from_unary_expr): Likewise.
* tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
Likewise.
(nowrap_type_p): Likewise.
* tree-scalar-evolution.c (simple_iv): Likewise.
* fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
(build_range_check): Likewise.
(extract_muldiv_1): Likewise.
(fold_comparison): Likewise.
* tree-vrp.c (vrp_int_const_binop): Likewise.
(extract_range_from_unary_expr): Likewise.
* convert.c (convert_to_integer): Likewise.
* fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
(fold_comparison): Likewise.
(fold_binary): Likewise.
* optabs.c (optab_for_tree_code): Likewise.
* tree-vectorizer.c (vect_is_simple_reduction): Likewise.
* simplify-rtx.c (simplify_const_relational_operation): Check
flag_strict_overflow and flag_trapv.
(simplify_const_relational_operation): Likewise.
* doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
(Optimize Options): Add -fstrict-overflow to -O2 list. Document
-fstrict-overflow.
testsuite/:
* gcc.dg/strict-overflow-1.c: New test.
* gcc.dg/no-strict-overflow-1.c: New test.
* gcc.dg/strict-overflow-2.c: New test.
* gcc.dg/no-strict-overflow-2.c: New test.
* gcc.dg/strict-overflow-3.c: New test.
* gcc.dg/no-strict-overflow-3.c: New test.
* gcc.dg/strict-overflow-4.c: New test.
* gcc.dg/no-strict-overflow-4.c: New test.
* gcc.dg/fold-mod-1.c: Add -fstrict-overflow option.
* gcc.dg/pr15784-1.c: Likewise.
* gcc.dg/pr20922-1.c: Likewise.
* gcc.dg/pr20922-3.c: Likewise.
* gcc.dg/pr20922-4.c: Likewise.
* gcc.dg/pr20922-6.c: Likewise.
* gcc.dg/compare-4.c: Likewise.
* gcc.dg/torture/pr26898-1.c: Likewise.
* gcc.dg/tree-ssa/divide-1.c: Likewise.
* gcc.dg/tree-ssa/divide-2.c: Likewise.
* gcc.dg/tree-ssa/divide-3.c: Likewise.
* gcc.dg/tree-ssa/divide-4.c: Likewise.
* gcc.dg/tree-ssa/pr14490-1.c: Likewise.
* gcc.dg/tree-ssa/pr14490-3.c: Likewise.
* gcc.dg/tree-ssa/pr21082.c: Likewise.
* gcc.dg/tree-ssa/pr26899.c: Likewise.
* g++.dg/tree-ssa/pr21082.C: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@121254 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.dg/pr20922-4.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr20922-4.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/testsuite/gcc.dg/pr20922-4.c b/gcc/testsuite/gcc.dg/pr20922-4.c index 9b95b382934..0240435fad2 100644 --- a/gcc/testsuite/gcc.dg/pr20922-4.c +++ b/gcc/testsuite/gcc.dg/pr20922-4.c @@ -1,5 +1,5 @@ /* { dg-do compile } */ -/* { dg-options "-fno-wrapv -fdump-tree-gimple" } */ +/* { dg-options "-fno-wrapv -fstrict-overflow -fdump-tree-gimple" } */ int f(int i) { return i < (i - 2); |