1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr36998.c b/gcc/testsuite/gcc.dg/pr36998.c
new file mode 100644
index 000000000..9315fd544
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr36998.c
@@ -0,0 +1,24 @@
+/* PR rtl-optimization/36998 */
+/* { dg-do compile } */
+/* { dg-options "-Os -fasynchronous-unwind-tables" } */
+/* { dg-options "-Os -mpreferred-stack-boundary=2 -fasynchronous-unwind-tables" { target { { i?86-*-* x86_64-*-* } && ilp32 } } } */
+/* { dg-options "-fno-omit-frame-pointer" { target { avr-*-* } } } */
+
+void foo (const char *, ...) __attribute__ ((noreturn));
+int bar (const char *, ...);
+extern __SIZE_TYPE__ strlen (const char *);
+int baz (char *, char *, int, void *);
+
+void
+test (char *w, int x, char *y, char *z)
+{
+  char *p, b[32];
+  for (p = y; *p; p += strlen (p) + 1)
+    {
+      baz (w, p, x, z);
+      foo ("msg1 %s", b);
+    }
+  for (p = y; *p; p += strlen (p) + 1)
+    bar (" %s", p);
+  foo ("msg2 %s", b);
+}