Add a test for main () in a shared object

Verify that crt1.o can be used with main () in a shared object.

	* elf/Makefile (tests): Add tst-main1.
	(modules-names): Add tst-main1mod.
	($(objpfx)tst-main1): New.
	(CRT-tst-main1): Likewise.
	(LDFLAGS-tst-main1): Likewise.
	(LDLIBS-tst-main1): Likewise.
	(tst-main1mod.so-no-z-defs): Likewise.
	* elf/tst-main1.c: New file.
	* elf/tst-main1mod.c: Likewise.

1 files changed, 25 insertions, 0 deletions

diff --git a/elf/tst-main1mod.c b/elf/tst-main1mod.c
new file mode 100644
index 0000000000..edbeaafacb
--- /dev/null
+++ b/elf/tst-main1mod.c
@@ -0,0 +1,25 @@
+/* Unit test for main () in a shared object.
+   Copyright (C) 2017 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+static int
+do_test (void)
+{
+  return 0;
+}
+
+#include <support/test-driver.c>