From 7eb81349b146e9892cd7b8d683c2d75676f2445e Mon Sep 17 00:00:00 2001
From: Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
Date: Sun, 17 Sep 2006 20:02:15 +0000
Subject: [PATCH] * tests/duplicate_deps.at: New file.  Test circular depending
 convenience archives (currently failing). * Makefile.am: Update. Report by
 Stefan Traby <stefan@hello-penguin.com>.

---
 ChangeLog               |  5 ++++
 Makefile.am             |  1 +
 tests/duplicate_deps.at | 64 +++++++++++++++++++++++++++++++++++++++++
 3 files changed, 70 insertions(+)
 create mode 100644 tests/duplicate_deps.at

diff --git a/ChangeLog b/ChangeLog
index 31ae28db7..7a7c1e6d2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2006-09-17  Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
 
+	* tests/duplicate_deps.at: New file.  Test circular depending
+	convenience archives (currently failing).
+	* Makefile.am: Update.
+	Report by Stefan Traby <stefan@hello-penguin.com>.
+
 	* libltdl/m4/libtool.m4 (_LT_LINKER_SHLIBS, _LT_LANG_CXX_CONFIG)
 	[ openbsd ]: Set `hardcode_direct_absolute', to prefer rpath
 	over putting absolute file names in NEEDED entries.
diff --git a/Makefile.am b/Makefile.am
index c37f08d7f..30d01c64d 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -399,6 +399,7 @@ TESTSUITE_AT	= tests/testsuite.at \
 		  tests/libtoolize.at \
 		  tests/duplicate_members.at \
 		  tests/duplicate_conv.at \
+		  tests/duplicate_deps.at \
 		  tests/inherited_flags.at \
 		  tests/convenience.at \
 		  tests/link-order.at \
diff --git a/tests/duplicate_deps.at b/tests/duplicate_deps.at
new file mode 100644
index 000000000..6bc6aac93
--- /dev/null
+++ b/tests/duplicate_deps.at
@@ -0,0 +1,64 @@
+# Hand crafted tests for GNU Libtool.                         -*- Autotest -*-
+# Copyright 2006 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+
+# This program 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 General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301, USA.
+
+AT_SETUP([preserve duplicate convenience deps])
+AT_KEYWORDS([libtool])
+
+# --preserve-dup-deps should work for convenience archives.
+
+# Create a circular dependency of liba and libb:
+# a1 pulls in b1, that pulls in a2.
+cat >a1.c <<\EOF
+extern int b1 ();
+int a1 () { return b1 (); }
+EOF
+cat >a2.c <<\EOF
+int a2 () { return 0; }
+EOF
+cat >b1.c <<\EOF
+extern int a2 ();
+int b1 () { return a2 (); }
+EOF
+cat >main.c <<\EOF
+extern int a1 ();
+int main () { return a1 (); }
+EOF
+
+for file in a1.c a2.c b1.c; do
+  $LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c $file
+done
+$CC $CPPFLAGS $CFLAGS -c main.c
+$LIBTOOL --mode=link --tag=CC $CC $CFLAGS $LDFLAGS -o liba.la a1.lo a2.lo
+
+# This could be worked around by adding liba.la to libb.la
+# (in that case all objects from liba would be merged into
+# libb.a as well, possibly renamed.)
+$LIBTOOL --mode=link --tag=CC $CC $CFLAGS $LDFLAGS -o libb.la b1.lo liba.la
+AT_CHECK([$LIBTOOL --mode=link --tag=CC \
+	  $CC $CFLAGS $LDFLAGS -o main main.$OBJEXT liba.la libb.la],
+	  [0], [ignore], [ignore])
+LT_AT_EXEC_CHECK([./main])
+
+# This currently fails:
+AT_XFAIL_IF([:])
+$LIBTOOL --mode=link --tag=CC $CC $CFLAGS $LDFLAGS -o libb.la b1.lo
+AT_CHECK([$LIBTOOL --mode=link --preserve-dup-deps --tag=CC \
+	  $CC $CFLAGS $LDFLAGS -o main main.$OBJEXT liba.la libb.la liba.la],
+	  [0], [ignore], [ignore])
+
+AT_CLEANUP
-- 
2.47.3