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-rw-r--r--gcc/testsuite/gcc.dg/tree-ssa/loop-35.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/loop-35.c b/gcc/testsuite/gcc.dg/tree-ssa/loop-35.c
new file mode 100644
index 000000000..4716e9625
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/loop-35.c
@@ -0,0 +1,65 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-lim-details" } */
+
+int x;
+int a[100];
+
+struct a
+{
+ int X;
+ int Y;
+};
+
+struct a arr[100];
+
+void test1(int b)
+{
+ unsigned i;
+
+ /* And here. */
+ for (i = 0; i < 100; i++)
+ {
+ arr[b+8].X += i;
+ arr[b+9].X += i;
+ }
+}
+
+void test2(struct a *A, int b)
+{
+ unsigned i;
+
+ /* And here as well. */
+ for (i = 0; i < 100; i++)
+ {
+ A[b].X += i;
+ A[b+1].Y += i;
+ }
+}
+
+void test3(unsigned long b)
+{
+ unsigned i;
+
+ /* And here. */
+ for (i = 0; i < 100; i++)
+ {
+ arr[b+8].X += i;
+ arr[b+9].X += i;
+ }
+}
+
+void test4(struct a *A, unsigned long b)
+{
+ unsigned i;
+
+ /* And here as well. */
+ for (i = 0; i < 100; i++)
+ {
+ A[b].X += i;
+ A[b+1].Y += i;
+ }
+}
+/* long index not hoisted for avr target PR 36561 */
+/* { dg-final { scan-tree-dump-times "Executing store motion of" 8 "lim1" { xfail { "avr-*-*" } } } } */
+/* { dg-final { scan-tree-dump-times "Executing store motion of" 6 "lim1" { target { "avr-*-*" } } } } */
+/* { dg-final { cleanup-tree-dump "lim\[1-2\]" } } */