1 files changed, 21 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr120277.c b/gcc/testsuite/gcc.dg/pr120277.c
new file mode 100644
index 0000000..f291e92
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr120277.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+int a, b;
+int c(int d, long e) {
+  switch (d) {
+  case 129:
+    a = 1;
+  case 128:
+    break;
+  default:
+    return 1;
+  }
+  *(int *)e = 0;
+}
+void f(int d, long e) { c(d, e); }
+void g() {
+  int h = b * sizeof(int);
+  f(h + 7, h);
+}
+void main() {}