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gimple-low.c (block_may_fallthru): Correct handling of SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.

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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.

From-SVN: r94250
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Ian Lance Taylor 2005-01-26 03:18:06 +00:00 committed by Ian Lance Taylor
parent ca91607b61
commit 6a03afdf3e
2 changed files with 6 additions and 1 deletions
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gcc/ChangeLog
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@ -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=

2
gcc/gimple-low.c
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@ -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)))