diff options
| author | Roger Sayle <roger@eyesopen.com> | 2005-01-06 18:05:27 +0000 |
|---|---|---|
| committer | Roger Sayle <roger@eyesopen.com> | 2005-01-06 18:05:27 +0000 |
| commit | 5202c3f1080192c7edf08e08aca185e359e8fc6e (patch) | |
| tree | 17c2e2babfaf3e6e9a7dc4233870ebcfdf9d99a1 /gcc | |
| parent | 72c7ed86c5991576079d694b8c133ffc3c515f32 (diff) | |
* cfgrtl.c (rtl_delete_block): A basic block may be followed by
more than one barrier, in which case we should delete them all.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@92996 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/cfgrtl.c | 11 |
2 files changed, 12 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 669df34b367..730aa166b56 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2005-01-06 Roger Sayle <roger@eyesopen.com> + + * cfgrtl.c (rtl_delete_block): A basic block may be followed by + more than one barrier, in which case we should delete them all. + 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de> * gcc.c (process_command): Change year in 'gcc --version' to 2005. diff --git a/gcc/cfgrtl.c b/gcc/cfgrtl.c index 90bd95f845c..fa0af4ba654 100644 --- a/gcc/cfgrtl.c +++ b/gcc/cfgrtl.c @@ -1,6 +1,6 @@ /* Control flow graph manipulation code for GNU compiler. Copyright (C) 1987, 1988, 1992, 1993, 1994, 1995, 1996, 1997, 1998, - 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. + 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of GCC. @@ -379,10 +379,13 @@ rtl_delete_block (basic_block b) if (tablejump_p (end, NULL, &tmp)) end = tmp; - /* Include any barrier that may follow the basic block. */ + /* Include any barriers that may follow the basic block. */ tmp = next_nonnote_insn (end); - if (tmp && BARRIER_P (tmp)) - end = tmp; + while (tmp && BARRIER_P (tmp)) + { + end = tmp; + tmp = next_nonnote_insn (end); + } /* Selectively delete the entire chain. */ BB_HEAD (b) = NULL; |