diff options
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/ssa-dce.c | 6 |
2 files changed, 10 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index cffad14..d402247 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +Thu Jun 28 11:19:42 2001 Jeffrey A Law (law@cygnus.com) + + * ssa-dce.c (eliminate_dead_code): Remove fake edges from the + CFG after dead code elimination is complete. + 2001-06-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> * gthr-posix.h [LIBOBJC]: Add weak definitions of diff --git a/gcc/ssa-dce.c b/gcc/ssa-dce.c index ca0d998..1629803 100644 --- a/gcc/ssa-dce.c +++ b/gcc/ssa-dce.c @@ -39,7 +39,8 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA out-of-date. Edges from some infinite loops to the exit block can be added to - the control-flow graph. + the control-flow graph, but will be removed after this pass is + complete. It Does Not Perform: We decided to not simultaneously perform jump optimization and dead @@ -606,6 +607,9 @@ eliminate_dead_code () delete_insn_bb (insn); }); + /* Remove fake edges from the CFG. */ + remove_fake_edges (); + /* Release allocated memory. */ for (insn = get_insns (); insn != NULL_RTX; insn = NEXT_INSN (insn)) RESURRECT_INSN (insn); |