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| author | Richard Guenther <rguenther@suse.de> | 2009-10-16 16:57:31 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2009-10-16 16:57:31 +0000 |
| commit | 076ba1571553e691d508469376da0e6fbe32b6ee (patch) | |
| tree | 66880854d9a37b6802cd0ce17d0f6d1a450b2402 /gcc | |
| parent | 33662270d5d07ca5bfebce6a0f85ab6e4b114480 (diff) | |
| download | gcc-076ba1571553e691d508469376da0e6fbe32b6ee.zip gcc-076ba1571553e691d508469376da0e6fbe32b6ee.tar.gz gcc-076ba1571553e691d508469376da0e6fbe32b6ee.tar.bz2 | |
re PR tree-optimization/41728 (error: SSA name in freelist but still referenced)
2009-10-16 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41728
* tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
if fold_stmt did anything.
* gcc.c-torture/compile/pr41728.c: New testcase.
From-SVN: r152910
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/compile/pr41728.c | 12 | ||||
| -rw-r--r-- | gcc/tree-ssa-dom.c | 1 |
4 files changed, 24 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 3377560..79cd10f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,11 @@ 2009-10-16 Richard Guenther <rguenther@suse.de> + PR tree-optimization/41728 + * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified + if fold_stmt did anything. + +2009-10-16 Richard Guenther <rguenther@suse.de> + PR lto/41715 * lto-streamer-in.c (lto_input_tree_ref): Revert last change. (maybe_fixup_handled_component): New function. diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 08f34e5..0f3e6a3 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,10 @@ 2009-10-16 Richard Guenther <rguenther@suse.de> + PR tree-optimization/41728 + * gcc.c-torture/compile/pr41728.c: New testcase. + +2009-10-16 Richard Guenther <rguenther@suse.de> + PR lto/41598 * gcc.dg/lto/20091016-1_0.c: New testcase. * gcc.dg/lto/20091016-1_1.c: Likewise. diff --git a/gcc/testsuite/gcc.c-torture/compile/pr41728.c b/gcc/testsuite/gcc.c-torture/compile/pr41728.c new file mode 100644 index 0000000..df379d9 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/pr41728.c @@ -0,0 +1,12 @@ +int a[8]; +int s244(void) +{ + int lrc, j; + lrc = 0; + for (j=0; j<7; j++) + if(a[j] != a[j+1]) + lrc = 1; + if (lrc != 0) + return 0; + return 1; +} diff --git a/gcc/tree-ssa-dom.c b/gcc/tree-ssa-dom.c index 1e2c8f2..6e861b1 100644 --- a/gcc/tree-ssa-dom.c +++ b/gcc/tree-ssa-dom.c @@ -2099,6 +2099,7 @@ optimize_stmt (basic_block bb, gimple_stmt_iterator si) if (fold_stmt (&si)) { stmt = gsi_stmt (si); + gimple_set_modified (stmt, true); if (dump_file && (dump_flags & TDF_DETAILS)) { |