cfgcleanup.c (try_simplify_condjump): Update test to make sure we have a…

cfgcleanup.c (try_simplify_condjump): Update test to make sure we have a conditional branch around am unconditional... * cfgcleanup.c (try_simplify_condjump): Update test to make sure we have a conditional branch around am unconditional branch. From-SVN: r83254

cfgcleanup.c (try_simplify_condjump): Update test to make sure we have a…
cfgcleanup.c (try_simplify_condjump): Update test to make sure we have a conditional branch around am unconditional... * cfgcleanup.c (try_simplify_condjump): Update test to make sure we have a conditional branch around am unconditional branch. From-SVN: r83254
2f52c531 · J"orn Rennecke · Joern Rennecke · 894ca2c9 · 2f52c531 · 2f52c531
Commit 2f52c531 authored Jun 16, 2004 by J"orn Rennecke Committed by Joern Rennecke Jun 16, 2004
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gcc/ChangeLog
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gcc/cfgcleanup.c
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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+2004-06-16  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* cfgcleanup.c (try_simplify_condjump): Update test to make
+	sure we have a conditional branch around am unconditional branch.
+
 2004-06-16  Daniel Berlin  <dberlin@dberlin.org>

 	* tree-cfg.c (pass_split_crit_edge): Give it a name and a dump file.

--- a/gcc/cfgcleanup.c
+++ b/gcc/cfgcleanup.c
@@ -163,7 +163,8 @@ try_simplify_condjump (basic_block cbranch_block)
     unconditional branch.  */
  cbranch_dest_block = cbranch_jump_edge->dest;

-  if (!can_fallthru (jump_block, cbranch_dest_block))
+  if (cbranch_dest_block == EXIT_BLOCK_PTR
+      || !can_fallthru (jump_block, cbranch_dest_block))
    return false;

  /* Invert the conditional branch.  */