20000419-1.c: New test for arg clobbering with sibling-call optimizations.

	* execute/20000419-1.c: New test for arg clobbering with
	sibling-call optimizations.

From-SVN: r33249

gcc/testsuite/gcc.c-torture/ChangeLog

+2000-04-19  Greg McGary  <gkm@gnu.org>
+
+	* execute/20000419-1.c: New test for arg clobbering with
+	sibling-call optimizations.
+
 Wed Apr 12 22:54:02 2000  Hans-Peter Nilsson  <hp@axis.com>
 
 	* execute/20000412-6.c: New test.

gcc/testsuite/gcc.c-torture/execute/20000419-1.c

+struct foo { int a, b, c; };
+
+void
+brother (int a, int b, int c)
+{
+  if (a)
+    abort ();
+}
+
+void
+sister (struct foo f, int b, int c)
+{
+  brother ((f.b == b), b, c);
+}
+
+int
+main ()
+{
+  struct foo f = { 7, 8, 9 };
+  sister (f, 1, 2);
+  exit (0);
+}