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e55a04e2ce
- fix gcc ICE when compiling package/ath9k (closes: #3816) http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37014 - fix "undefined reference to `fmsub'" error on powerpc http://bugs.uclibc.org/view.php?id=1588 git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12623 3c298f89-4303-0410-b956-a3cf2f4a3e73
77 lines
1.8 KiB
Diff
77 lines
1.8 KiB
Diff
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37014
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--- a/gcc/dojump.c
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+++ b/gcc/dojump.c
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@@ -307,8 +307,6 @@
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break;
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}
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- case TRUTH_ANDIF_EXPR:
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- case TRUTH_ORIF_EXPR:
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case COMPOUND_EXPR:
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/* Lowered by gimplify.c. */
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gcc_unreachable ();
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@@ -518,6 +516,7 @@
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if (BRANCH_COST >= 4 || TREE_SIDE_EFFECTS (TREE_OPERAND (exp, 1)))
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goto normal;
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+ case TRUTH_ANDIF_EXPR:
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if (if_false_label == NULL_RTX)
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{
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drop_through_label = gen_label_rtx ();
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@@ -538,6 +537,7 @@
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if (BRANCH_COST >= 4 || TREE_SIDE_EFFECTS (TREE_OPERAND (exp, 1)))
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goto normal;
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+ case TRUTH_ORIF_EXPR:
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if (if_true_label == NULL_RTX)
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{
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drop_through_label = gen_label_rtx ();
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--- a/gcc/expr.c
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+++ b/gcc/expr.c
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@@ -8556,7 +8556,10 @@
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/* If no set-flag instruction, must generate a conditional store
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into a temporary variable. Drop through and handle this
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like && and ||. */
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-
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+ /* Although TRUTH_{AND,OR}IF_EXPR aren't present in GIMPLE, they
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+ are occassionally created by folding during expansion. */
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+ case TRUTH_ANDIF_EXPR:
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+ case TRUTH_ORIF_EXPR:
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if (! ignore
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&& (target == 0
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|| modifier == EXPAND_STACK_PARM
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@@ -8754,8 +8767,6 @@
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case POSTDECREMENT_EXPR:
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case LOOP_EXPR:
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case EXIT_EXPR:
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- case TRUTH_ANDIF_EXPR:
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- case TRUTH_ORIF_EXPR:
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/* Lowered by gimplify.c. */
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gcc_unreachable ();
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--- /dev/null
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+++ b/gcc/testsuite/gcc.c-torture/compile/20080812-1.c
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@@ -0,0 +1,21 @@
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+/* PR middle-end/37014 */
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+
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+void bar (signed char *);
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+
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+void
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+foo (int x, int y)
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+{
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+ int i;
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+ signed char a[123], b[123], c;
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+ for (i = 0; i < 123; i++)
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+ {
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+ int e = y - x;
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+ int d = e < 0 ? -e : e;
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+ c = d < 75;
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+ a[y] = c;
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+ b[y] = c;
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+ y--;
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+ }
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+ bar (b);
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+ bar (a);
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+}
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