I missed this testcase when factoring of loads was added.
I thought it would be a good thing to add just to make sure
it is handled correctly.
gcc/testsuite/ChangeLog:
* gcc.dg/tree-ssa/factor_op_phi-restrict-1.c: New test.
Signed-off-by: Andrea Pinski <[email protected]>
---
.../gcc.dg/tree-ssa/factor_op_phi-restrict-1.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
create mode 100644 gcc/testsuite/gcc.dg/tree-ssa/factor_op_phi-restrict-1.c
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/factor_op_phi-restrict-1.c
b/gcc/testsuite/gcc.dg/tree-ssa/factor_op_phi-restrict-1.c
new file mode 100644
index 00000000000..67baf8b2a4f
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/factor_op_phi-restrict-1.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-phiopt-details-alias" } */
+/* Testcase to make sure restrict works correctly by zeroing out clique/base.
*/
+
+int
+f (int c, int * __restrict fp, int *q)
+{
+ int r;
+ if (c)
+ r = *fp;
+ else
+ r = *q;
+ return r + 1;
+}
+/* { dg-final { scan-tree-dump-times "changed to factor out load from" 1
"phiopt2" } } */
+/* { dg-final { scan-tree-dump-not "clique " "phiopt2" } } */
--
2.43.0
