* 20010925-1.c: New testcase for incorrect sibcall optimization.

From-SVN: r45804

gcc/testsuite/gcc.c-torture/execute/20010925-1.c

+extern void exit(int);
+extern void abort (void);
+
+extern void * memcpy (void *, const void *, unsigned int);
+int foo (void *, void *, unsigned int c);
+
+int src[10];
+int dst[10];
+
+int main()
+{
+   if (foo (dst, src, 10) != 0)
+     abort();
+   exit(0);
+}
+
+int foo (void *a, void *b, unsigned int c)
+{
+  if (c == 0)
+    return 1;
+
+  memcpy (a, b, c);
+  return 0;
+}