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tree-cfg.c (find_taken_edge): Abort if we are given a statement that is neither COND_EXPR nor SWITCH_EXPR. 

* tree-cfg.c (find_taken_edge): Abort if we are given a
	statement that is neither COND_EXPR nor SWITCH_EXPR.

From-SVN: r90015
This commit is contained in:
Kazu Hirata 2004-11-03 01:40:56 +00:00 committed by Kazu Hirata
parent e597a4d366
commit 359202709b
2 changed files with 9 additions and 4 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
* tree-cfg.c (find_taken_edge): Abort if we are given a
statement that is neither COND_EXPR nor SWITCH_EXPR.
2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
* fold-const.c (fold): Reassociate also (x - mult) + mult and

8
gcc/tree-cfg.c
View File

@ -1941,9 +1941,9 @@ cleanup_control_expr_graph (basic_block bb, block_stmt_iterator bsi)
}
/* Given a control block BB and a predicate VAL, return the edge that
will be taken out of the block. If VAL does not match a unique
edge, NULL is returned. */
/* Given a basic block BB ending with COND_EXPR or SWITCH_EXPR, and a
predicate VAL, return the edge that will be taken out of the block.
If VAL does not match a unique edge, NULL is returned. */
edge
find_taken_edge (basic_block bb, tree val)
@ -1971,7 +1971,7 @@ find_taken_edge (basic_block bb, tree val)
if (TREE_CODE (stmt) == SWITCH_EXPR)
return find_taken_edge_switch_expr (bb, val);
return EDGE_SUCC (bb, 0);
gcc_unreachable ();
}