20000628-1.c: New test.

	* gcc.dg/cpp/20000628-1.c: New test.
	* gcc.dg/cpp/20000628-1.h: New header for above test.
	* gcc.dg/cpp/20000628-1a.h: Likewise.

From-SVN: r34762

gcc/testsuite/ChangeLog

+2000-06-28  Jakub Jelinek  <jakub@redhat.com>
+
+	* gcc.dg/cpp/20000628-1.c: New test.
+	* gcc.dg/cpp/20000628-1.h: New header for above test.
+	* gcc.dg/cpp/20000628-1a.h: Likewise.
+
 2000-06-27  Zack Weinberg  <zack@wolery.cumb.org>
 
 	* gcc.dg/cpp: New directory.

gcc/testsuite/gcc.dg/cpp/20000628-1.c

+/* Test if #line commands are generated properly even when header
+   includes self.  */
+/* { dg-do compile } */
+#include "20000628-1.h"
+int main(void) { return 0; }

gcc/testsuite/gcc.dg/cpp/20000628-1.h

+/* Test if #line commands are generated properly even when header
+   includes self.  */
+#include "20000628-1a.h"
+#ifndef t20000628_1_h
+#define t20000628_1_h 1
+#include "20000628-1.h"
+#include "20000628-1a.h"
+#endif

gcc/testsuite/gcc.dg/cpp/20000628-1a.h

+/* Included from 20000628-1.h */
+asm ("");