diff options
author | dnovillo <dnovillo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-03-13 15:21:58 +0000 |
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committer | dnovillo <dnovillo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-03-13 15:21:58 +0000 |
commit | 41d73e6351f462c282ce88a1f6bbac5baea43885 (patch) | |
tree | a4a2a2c66a24a88ae5729139727b848a49d42038 | |
parent | 775b39c05ff2199b4b49191f8b038acdb58e3526 (diff) |
PR optimization/14553
* gcc.dg/tree-ssa/20040313-1.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/tree-ssa-20020619-branch@79449 138bc75d-0d04-0410-961f-82ee72b054a4
-rw-r--r-- | gcc/testsuite/ChangeLog.tree-ssa | 5 | ||||
-rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/20040313-1.c | 16 |
2 files changed, 21 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog.tree-ssa b/gcc/testsuite/ChangeLog.tree-ssa index 774adfa4b94..c3515108308 100644 --- a/gcc/testsuite/ChangeLog.tree-ssa +++ b/gcc/testsuite/ChangeLog.tree-ssa @@ -1,3 +1,8 @@ +2004-03-13 Diego Novillo <dnovillo@redhat.com> + + PR optimization/14553 + * gcc.dg/tree-ssa/20040313-1.c: New test. + 2004-03-11 Kazu Hirata <kazu@cs.umass.edu> * gcc.dg/tree-ssa/20040305-1.c: Change a constant to fit in a diff --git a/gcc/testsuite/gcc.dg/tree-ssa/20040313-1.c b/gcc/testsuite/gcc.dg/tree-ssa/20040313-1.c new file mode 100644 index 00000000000..0ad144c03dd --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/20040313-1.c @@ -0,0 +1,16 @@ +/* { dg-do compile } */ +/* { dg-options "-O3" } */ + +/* Test provided by Volker Reichelt in PR 14553. The redundant PHI + node elimination pass was not using the right API functions to + propagate pointers, which resulted in dereferenced pointers that + did not have memory tags associated with them. */ + +void foo(int* p) +{ + int i; + for (i=1; i>0; --i, ++p) + *p=0; +} + +void bar(int* p) { foo(p); } |