re PR rtl-optimization/17078 (Jump into if(0)-substatement fails)

	PR rtl-optimization/17078
	* gcc.c-torture/execute/pr17078-1.c: New test case.

From-SVN: r86463

gcc/testsuite/ChangeLog

+2004-08-23  Roger Sayle  <roger@eyesopen.com>
+
+	PR rtl-optimization/17078
+	* gcc.c-torture/execute/pr17078-1.c: New test case.
+
 2004-08-23  Mark Mitchell  <mark@codesourcery.com>
 
 	PR c/14492

gcc/testsuite/gcc.c-torture/execute/pr17078-1.c

+extern void abort(void);
+
+void test(int *ptr)
+{
+  int i = 1;
+  goto useless;
+  if (0)
+    {
+      useless:
+      i = 0;
+    }
+  else
+    i = 1;
+  *ptr = i;
+}
+
+int main()
+{
+  int i = 1;
+  test(&i);
+  if (i)
+    abort ();
+  return 0;
+}
+