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tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code with LABEL_EXPR.

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* tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
	with LABEL_EXPR.

From-SVN: r95831
This commit is contained in:
Kazu Hirata 2005-03-03 14:29:00 +00:00 committed by Kazu Hirata
parent 9550206bcb
commit 229cc11f74
2 changed files with 9 additions and 8 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
* tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
with LABEL_EXPR.
2005-03-03 Roger Sayle <roger@eyesopen.com>
Andrew Pinski <pinskia@physics.uc.edu>

12
gcc/tree-cfg.c
View File

@ -2650,8 +2650,6 @@ simple_goto_p (tree expr)
static inline bool
stmt_starts_bb_p (tree t, tree prev_t)
{
enum tree_code code;
if (t == NULL_TREE)
return false;
@ -2659,16 +2657,14 @@ stmt_starts_bb_p (tree t, tree prev_t)
statement wasn't a label of the same type. This prevents the
creation of consecutive blocks that have nothing but a single
label. */
code = TREE_CODE (t);
if (code == LABEL_EXPR)
if (TREE_CODE (t) == LABEL_EXPR)
{
/* Nonlocal and computed GOTO targets always start a new block. */
if (code == LABEL_EXPR
&& (DECL_NONLOCAL (LABEL_EXPR_LABEL (t))
|| FORCED_LABEL (LABEL_EXPR_LABEL (t))))
if (DECL_NONLOCAL (LABEL_EXPR_LABEL (t))
|| FORCED_LABEL (LABEL_EXPR_LABEL (t)))
return true;
if (prev_t && TREE_CODE (prev_t) == code)
if (prev_t && TREE_CODE (prev_t) == LABEL_EXPR)
{
if (DECL_NONLOCAL (LABEL_EXPR_LABEL (prev_t)))
return true;