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| author | Richard Guenther <rguenther@suse.de> | 2007-03-05 16:55:23 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2007-03-05 16:55:23 +0000 |
| commit | 155d0548f114305e97ad4076d21646c4617494bc (patch) | |
| tree | 028602f809b81124f9f01a1482fef1fb151d62a2 /gcc | |
| parent | a29114a3bec5458073c39a324324868d4bac2d24 (diff) | |
| download | gcc-155d0548f114305e97ad4076d21646c4617494bc.zip gcc-155d0548f114305e97ad4076d21646c4617494bc.tar.gz gcc-155d0548f114305e97ad4076d21646c4617494bc.tar.bz2 | |
re PR tree-optimization/23777 (Does not remove all references to var)
2007-03-05 Richard Guenther <rguenther@suse.de>
PR tree-optimization/23777
* gcc.dg/tree-ssa/pr23777.c: New testcase.
From-SVN: r122558
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/pr23777.c | 19 |
2 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 84c2d21..70c78dc 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2007-03-05 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/23777 + * gcc.dg/tree-ssa/pr23777.c: New testcase. + 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR other/30465 diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr23777.c b/gcc/testsuite/gcc.dg/tree-ssa/pr23777.c new file mode 100644 index 0000000..c2ad9b7 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr23777.c @@ -0,0 +1,19 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-optimized" } */ + +extern void f(char *const *); +void g (char **o) +{ + static const char *const multilib_exclusions_raw[] = { 0 }; + const char *const *q = multilib_exclusions_raw; + + f (o); + while (*q++) + f (o); +} + +/* The last DCE pass is able to remove the load from + multilib_exclusions_raw. */ + +/* { dg-final { scan-tree-dump-not "multilib_exclusions_raw" "optimized" } } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ |