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decl.c (stabilize_save_expr_r): Set *walk_subtrees as appropriate.

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* decl.c (stabilize_save_expr_r): Set *walk_subtrees as
	appropriate.

From-SVN: r173512
This commit is contained in:
Jason Merrill 2011-05-06 17:57:56 -04:00 • committed by Jason Merrill
parent 9e33e3210a
commit e68dde1f40
2 changed files with 5 additions and 1 deletions
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3
gcc/cp/ChangeLog
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@ -1,5 +1,8 @@
2011-05-06 Jason Merrill <jason@redhat.com>
* decl.c (stabilize_save_expr_r): Set *walk_subtrees as
appropriate.
PR c++/48909
* semantics.c (cxx_eval_conditional_expression): Check
integer_zerop instead.

3
gcc/cp/decl.c
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@ -7615,8 +7615,9 @@ stabilize_save_expr_r (tree *expr_p, int *walk_subtrees, void *data)
cp_walk_tree (&op, stabilize_save_expr_r, data, pset);
if (TREE_SIDE_EFFECTS (op))
TREE_OPERAND (expr, 0) = get_temp_regvar (TREE_TYPE (op), op);
*walk_subtrees = 0;
}
else if (!EXPR_P (expr))
else if (!EXPR_P (expr) || !TREE_SIDE_EFFECTS (expr))
*walk_subtrees = 0;
return NULL;
}