mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-21 02:09:53 +02:00
1d8d224223
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18019 3c298f89-4303-0410-b956-a3cf2f4a3e73
77 lines
2.0 KiB
Diff
77 lines
2.0 KiB
Diff
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37014
|
|
|
|
--- a/gcc/dojump.c
|
|
+++ b/gcc/dojump.c
|
|
@@ -307,8 +307,6 @@ do_jump (tree exp, rtx if_false_label, r
|
|
break;
|
|
}
|
|
|
|
- case TRUTH_ANDIF_EXPR:
|
|
- case TRUTH_ORIF_EXPR:
|
|
case COMPOUND_EXPR:
|
|
/* Lowered by gimplify.c. */
|
|
gcc_unreachable ();
|
|
@@ -518,6 +516,7 @@ do_jump (tree exp, rtx if_false_label, r
|
|
if (BRANCH_COST >= 4 || TREE_SIDE_EFFECTS (TREE_OPERAND (exp, 1)))
|
|
goto normal;
|
|
|
|
+ case TRUTH_ANDIF_EXPR:
|
|
if (if_false_label == NULL_RTX)
|
|
{
|
|
drop_through_label = gen_label_rtx ();
|
|
@@ -538,6 +537,7 @@ do_jump (tree exp, rtx if_false_label, r
|
|
if (BRANCH_COST >= 4 || TREE_SIDE_EFFECTS (TREE_OPERAND (exp, 1)))
|
|
goto normal;
|
|
|
|
+ case TRUTH_ORIF_EXPR:
|
|
if (if_true_label == NULL_RTX)
|
|
{
|
|
drop_through_label = gen_label_rtx ();
|
|
--- a/gcc/expr.c
|
|
+++ b/gcc/expr.c
|
|
@@ -8634,7 +8634,10 @@ expand_expr_real_1 (tree exp, rtx target
|
|
/* If no set-flag instruction, must generate a conditional store
|
|
into a temporary variable. Drop through and handle this
|
|
like && and ||. */
|
|
-
|
|
+ /* Although TRUTH_{AND,OR}IF_EXPR aren't present in GIMPLE, they
|
|
+ are occassionally created by folding during expansion. */
|
|
+ case TRUTH_ANDIF_EXPR:
|
|
+ case TRUTH_ORIF_EXPR:
|
|
if (! ignore
|
|
&& (target == 0
|
|
|| modifier == EXPAND_STACK_PARM
|
|
@@ -8832,8 +8835,6 @@ expand_expr_real_1 (tree exp, rtx target
|
|
case POSTDECREMENT_EXPR:
|
|
case LOOP_EXPR:
|
|
case EXIT_EXPR:
|
|
- case TRUTH_ANDIF_EXPR:
|
|
- case TRUTH_ORIF_EXPR:
|
|
/* Lowered by gimplify.c. */
|
|
gcc_unreachable ();
|
|
|
|
--- /dev/null
|
|
+++ b/gcc/testsuite/gcc.c-torture/compile/20080812-1.c
|
|
@@ -0,0 +1,21 @@
|
|
+/* PR middle-end/37014 */
|
|
+
|
|
+void bar (signed char *);
|
|
+
|
|
+void
|
|
+foo (int x, int y)
|
|
+{
|
|
+ int i;
|
|
+ signed char a[123], b[123], c;
|
|
+ for (i = 0; i < 123; i++)
|
|
+ {
|
|
+ int e = y - x;
|
|
+ int d = e < 0 ? -e : e;
|
|
+ c = d < 75;
|
|
+ a[y] = c;
|
|
+ b[y] = c;
|
|
+ y--;
|
|
+ }
|
|
+ bar (b);
|
|
+ bar (a);
|
|
+}
|