1 files changed, 35 insertions, 0 deletions
diff --git a/gcc/testsuite/c-c++-common/Wduplicated-branches-4.c b/gcc/testsuite/c-c++-common/Wduplicated-branches-4.c
new file mode 100644
index 0000000..79af549
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/Wduplicated-branches-4.c
@@ -0,0 +1,35 @@
+/* PR c/64279 */
+/* { dg-do compile } */
+/* { dg-options "-Wduplicated-branches" } */
+
+extern int *g;
+extern const int *q;
+
+void
+f (int i)
+{
+  int j;
+
+  if (i == 0)
+    for (j = 0; j < 10; j++)
+       ++*g;
+  else
+    for (j = 0; j < 10; j++)
+       ++*g;
+
+  if (i == 1)
+    {
+      int i = 10;
+      *g = i;
+    }
+  else
+    {
+      int i = 10;
+      *g = i;
+    }
+
+  if (i == 3)
+    q = (const int []){1};
+  else
+    q = (const int []){1};
+}