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-rw-r--r--gcc/testsuite/gcc.dg/tree-ssa/vrp33.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/vrp33.c b/gcc/testsuite/gcc.dg/tree-ssa/vrp33.c
new file mode 100644
index 000000000..13f60a6e7
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/vrp33.c
@@ -0,0 +1,9 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-vrp1" } */
+
+/* This is from PR14052. */
+
+int f2(int x) { return x == 1 || x == 3 || x == 1; }
+
+/* { dg-final { scan-tree-dump "Folding predicate.*== 1 to 0" "vrp1" } } */
+/* { dg-final { cleanup-tree-dump "vrp1" } } */