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| author | Jeff Law <law@redhat.com> | 2015-05-20 10:36:30 -0600 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 2015-05-20 10:36:30 -0600 |
| commit | 2b3ac48e4c3fb903960e61024f4de57697eedbf7 (patch) | |
| tree | 8b9951f1b47db24c7fef089e1cc32b78e92c07a0 /gcc/tree-ssa-threadupdate.c | |
| parent | c3a630ce3e0b06654ec2cbae23182e2928e03143 (diff) | |
| download | gcc-2b3ac48e4c3fb903960e61024f4de57697eedbf7.zip gcc-2b3ac48e4c3fb903960e61024f4de57697eedbf7.tar.gz gcc-2b3ac48e4c3fb903960e61024f4de57697eedbf7.tar.bz2 | |
tree-ssa-threadupdate.c (mark_threaded_blocks): Properly dispose of the jump thread path when...
* tree-ssa-threadupdate.c (mark_threaded_blocks): Properly
dispose of the jump thread path when the jump threading
opportunity is cancelled.
From-SVN: r223448
Diffstat (limited to 'gcc/tree-ssa-threadupdate.c')
| -rw-r--r-- | gcc/tree-ssa-threadupdate.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/gcc/tree-ssa-threadupdate.c b/gcc/tree-ssa-threadupdate.c index c5b78a4..4bccad0 100644 --- a/gcc/tree-ssa-threadupdate.c +++ b/gcc/tree-ssa-threadupdate.c @@ -2159,9 +2159,16 @@ mark_threaded_blocks (bitmap threaded_blocks) { /* Attach the path to the starting edge if none is yet recorded. */ if ((*path)[0]->e->aux == NULL) - (*path)[0]->e->aux = path; - else if (dump_file && (dump_flags & TDF_DETAILS)) - dump_jump_thread_path (dump_file, *path, false); + { + (*path)[0]->e->aux = path; + } + else + { + paths.unordered_remove (i); + if (dump_file && (dump_flags & TDF_DETAILS)) + dump_jump_thread_path (dump_file, *path, false); + delete_jump_thread_path (path); + } } } /* Second, look for paths that have any other jump thread attached to @@ -2185,8 +2192,10 @@ mark_threaded_blocks (bitmap threaded_blocks) else { e->aux = NULL; + paths.unordered_remove (i); if (dump_file && (dump_flags & TDF_DETAILS)) dump_jump_thread_path (dump_file, *path, false); + delete_jump_thread_path (path); } } } |