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-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/gimple-low.c2
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e693af1..8f843be 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2005-01-25 Ian Lance Taylor <ian@airs.com>
+
+ * gimple-low.c (block_may_fallthru): Correct handling of
+ SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
+
2005-01-26 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
diff --git a/gcc/gimple-low.c b/gcc/gimple-low.c
index 17ba039..fe63add 100644
--- a/gcc/gimple-low.c
+++ b/gcc/gimple-low.c
@@ -287,7 +287,7 @@ block_may_fallthru (tree block)
branch to a selected label and hence can not fall through.
Otherwise SWITCH_BODY is set, and the switch can fall
through. */
- return SWITCH_LABELS (stmt) != NULL_TREE;
+ return SWITCH_LABELS (stmt) == NULL_TREE;
case COND_EXPR:
if (block_may_fallthru (COND_EXPR_THEN (stmt)))