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| author | Jeff Law <law@gcc.gnu.org> | 2018-12-05 16:10:08 -0700 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 2018-12-05 16:10:08 -0700 |
| commit | 665db3aeb48f0f0970bb0e01f37f9fd9fb013ea4 (patch) | |
| tree | 2c210ca46a2a9c1f9f7c1d5eb1b25887d17f511f /gcc/testsuite/gcc.dg/fold-bcopy.c | |
| parent | c43137e800bb9ca2ecda0a6b6189e0eb5c22f0d7 (diff) | |
| download | gcc-665db3aeb48f0f0970bb0e01f37f9fd9fb013ea4.zip gcc-665db3aeb48f0f0970bb0e01f37f9fd9fb013ea4.tar.gz gcc-665db3aeb48f0f0970bb0e01f37f9fd9fb013ea4.tar.bz2 | |
re PR c/87028 (false positive -Wstringop-truncation strncpy with global variable source string)
PR c/87028
* calls.c (get_attr_nonstring_decl): Avoid setting *REF to
SSA_NAME_VAR.
* gcc/gimple-low.c (lower_stmt): Fold builtin calls here.
* gimplify (maybe_fold_stmt): Avoid folding builtin calls.
PR c/87028
* c-c++-common/Wstringop-truncation.c: Remove xfails.
* gcc.dg/Wstringop-truncation-5.c: New test.
* gcc.dg/strcmpopt_1.c: Adjust.
* gcc.dg/tree-ssa/pr79697.c: Same.
From-SVN: r266833
Diffstat (limited to 'gcc/testsuite/gcc.dg/fold-bcopy.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/fold-bcopy.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/gcc/testsuite/gcc.dg/fold-bcopy.c b/gcc/testsuite/gcc.dg/fold-bcopy.c index ed6cd06..9a54484 100644 --- a/gcc/testsuite/gcc.dg/fold-bcopy.c +++ b/gcc/testsuite/gcc.dg/fold-bcopy.c @@ -1,6 +1,6 @@ /* PR tree-optimization/80933 - redundant bzero/bcopy calls not eliminated { dg-do compile } - { dg-options "-O0 -Wall -fdump-tree-gimple" } */ + { dg-options "-O1 -Wall -fdump-tree-lower" } */ void f0 (void *dst, const void *src, unsigned n) { @@ -46,9 +46,9 @@ void f6 (void *p) /* Verify that calls to bcmp, bcopy, and bzero have all been removed and one of each replaced with memcmp, memmove, and memset, respectively. The remaining three should be eliminated. - { dg-final { scan-tree-dump-not "bcmp|bcopy|bzero" "gimple" } } - { dg-final { scan-tree-dump-times "memcmp|memmove|memset" 3 "gimple" } } + { dg-final { scan-tree-dump-not "bcmp|bcopy|bzero" "lower" } } + { dg-final { scan-tree-dump-times "memcmp|memmove|memset" 3 "lower" } } Verify that the bcopy to memmove transformation correctly transposed the source and destination pointer arguments. - { dg-final { scan-tree-dump-times "memmove \\(dst, src" 1 "gimple" } } */ + { dg-final { scan-tree-dump-times "memmove \\(dst, src" 1 "lower" } } */ |