diff options
| author | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2001-07-15 00:00:56 +0000 |
|---|---|---|
| committer | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2001-07-15 00:00:56 +0000 |
| commit | de5f07bf6960e691e2d030ab536868492bc83bad (patch) | |
| tree | 52dcf09cd9b00175c467bfceb2cdbc249e5e2986 | |
| parent | bf73fcf48e043c1ab310c5b7d71d618b5ca106a8 (diff) | |
| download | gcc-de5f07bf6960e691e2d030ab536868492bc83bad.tar.gz | |
* ifcvt.c (find_cond_trap): Test for exit block.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@44009 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/ifcvt.c | 5 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index bc4cfcffeda..1d9c94dab2f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2001-04-14 Richard Henderson <rth@redhat.com> + + * ifcvt.c (find_cond_trap): Test for exit block. + Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz> Re-install recently reverted patch. diff --git a/gcc/ifcvt.c b/gcc/ifcvt.c index 6196522d228..d23fd3a7682 100644 --- a/gcc/ifcvt.c +++ b/gcc/ifcvt.c @@ -2018,6 +2018,11 @@ find_cond_trap (test_bb, then_edge, else_edge) else return FALSE; + /* Don't confuse a conditional return with something we want to + optimize here. */ + if (trap_bb == EXIT_BLOCK_PTR) + return FALSE; + /* The only instruction in the THEN block must be the trap. */ trap = first_active_insn (trap_bb); if (! (trap == trap_bb->end |