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| author | Richard Guenther <rguenther@suse.de> | 2010-05-10 08:55:32 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2010-05-10 08:55:32 +0000 |
| commit | 1755aad0945c2f55a23ae98f5f2e19bdce3ed4e7 (patch) | |
| tree | f48bd83bd6994da8ada01c55573d182db66c9c7c | |
| parent | 333b67a9f16208485c0f76edea0b4ecaddd0c8e6 (diff) | |
| download | gcc-1755aad0945c2f55a23ae98f5f2e19bdce3ed4e7.zip gcc-1755aad0945c2f55a23ae98f5f2e19bdce3ed4e7.tar.gz gcc-1755aad0945c2f55a23ae98f5f2e19bdce3ed4e7.tar.bz2 | |
re PR tree-optimization/44050 (Wrong code is produced with -fipa-pta -fno-tree-pta)
2010-05-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/44050
* tree-inline.c (tree_function_versioning): Clone the ipa-pta
flag.
* gcc.dg/torture/pr44050.c: New testcase.
From-SVN: r159214
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/torture/pr44050.c | 21 | ||||
| -rw-r--r-- | gcc/tree-inline.c | 2 |
4 files changed, 34 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 76e6ea6..07c5dd7 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2010-05-10 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/44050 + * tree-inline.c (tree_function_versioning): Clone the ipa-pta + flag. + 2010-05-10 Wei Guozhi <carrot@google.com> PR target/42879 diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 5ee636f..3fc7164 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2010-05-10 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/44050 + * gcc.dg/torture/pr44050.c: New testcase. + 2010-05-10 Wei Guozhi <carrot@google.com> PR target/42879 diff --git a/gcc/testsuite/gcc.dg/torture/pr44050.c b/gcc/testsuite/gcc.dg/torture/pr44050.c new file mode 100644 index 0000000..931eff6 --- /dev/null +++ b/gcc/testsuite/gcc.dg/torture/pr44050.c @@ -0,0 +1,21 @@ +/* { dg-do run } */ +/* { dg-options "-fno-tree-pta" } */ + +static void __attribute__((noinline)) +foo (int *i, int n) +{ + *i = n; +} + +int +main (void) +{ + int i = 0; + foo (&i, 1); + + if (i != 1) + __builtin_abort (); + + return 0; +} + diff --git a/gcc/tree-inline.c b/gcc/tree-inline.c index 383cc86..8e7d1d67 100644 --- a/gcc/tree-inline.c +++ b/gcc/tree-inline.c @@ -4924,6 +4924,8 @@ tree_function_versioning (tree old_decl, tree new_decl, (DECL_STRUCT_FUNCTION (old_decl)); initialize_cfun (new_decl, old_decl, old_entry_block->count); + DECL_STRUCT_FUNCTION (new_decl)->gimple_df->ipa_pta + = id.src_cfun->gimple_df->ipa_pta; push_cfun (DECL_STRUCT_FUNCTION (new_decl)); /* Copy the function's static chain. */ |