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authorsayle <sayle@138bc75d-0d04-0410-961f-82ee72b054a4>2003-10-06 23:11:21 +0000
committersayle <sayle@138bc75d-0d04-0410-961f-82ee72b054a4>2003-10-06 23:11:21 +0000
commit64cfb0d0b7acf27c0316b5052345b1bf905e5132 (patch)
treeace214380ff13e173e7c33913c705ff6975fa7a3 /gcc/expr.c
parent951202762caa9e78a06bddbe8d56636eaaa65c8e (diff)
downloadgcc-64cfb0d0b7acf27c0316b5052345b1bf905e5132.tar.gz
* expr.c (expand_expr <COND_EXPR>): Handle the void type semantics
of COND_EXPR when expanding the "A op 0 ? FOO : A" optimizations. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@72172 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/expr.c')
-rw-r--r--gcc/expr.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/gcc/expr.c b/gcc/expr.c
index 26eaab01452..edc42908bf0 100644
--- a/gcc/expr.c
+++ b/gcc/expr.c
@@ -8910,8 +8910,12 @@ expand_expr (tree exp, rtx target, enum machine_mode tmode,
jumpif (TREE_OPERAND (exp, 0), op0);
start_cleanup_deferral ();
- store_expr (TREE_OPERAND (exp, 2), temp,
- modifier == EXPAND_STACK_PARM ? 2 : 0);
+ if (TREE_TYPE (TREE_OPERAND (exp, 2)) != void_type_node)
+ store_expr (TREE_OPERAND (exp, 2), temp,
+ modifier == EXPAND_STACK_PARM ? 2 : 0);
+ else
+ expand_expr (TREE_OPERAND (exp, 2),
+ ignore ? const0_rtx : NULL_RTX, VOIDmode, 0);
op1 = op0;
}
else if (temp
@@ -8931,8 +8935,12 @@ expand_expr (tree exp, rtx target, enum machine_mode tmode,
jumpifnot (TREE_OPERAND (exp, 0), op0);
start_cleanup_deferral ();
- store_expr (TREE_OPERAND (exp, 1), temp,
- modifier == EXPAND_STACK_PARM ? 2 : 0);
+ if (TREE_TYPE (TREE_OPERAND (exp, 1)) != void_type_node)
+ store_expr (TREE_OPERAND (exp, 1), temp,
+ modifier == EXPAND_STACK_PARM ? 2 : 0);
+ else
+ expand_expr (TREE_OPERAND (exp, 1),
+ ignore ? const0_rtx : NULL_RTX, VOIDmode, 0);
op1 = op0;
}
else