[apple/ld64.git] / unit-tests / test-cases / lto-dylib-export_list / Makefile

##
# Copyright (c) 2012 Apple Inc. All rights reserved.
#
# @APPLE_LICENSE_HEADER_START@
# 
# This file contains Original Code and/or Modifications of Original Code
# as defined in and that are subject to the Apple Public Source License
# Version 2.0 (the 'License'). You may not use this file except in
# compliance with the License. Please obtain a copy of the License at
# http://www.opensource.apple.com/apsl/ and read it before using this
# file.
# 
# The Original Code and all software distributed under the License are
# distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
# EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
# INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
# Please see the License for the specific language governing rights and
# limitations under the License.
# 
# @APPLE_LICENSE_HEADER_END@
##
TESTROOT = ../..
include ${TESTROOT}/include/common.makefile

#
# <rdar://problem/12386559> clang built with LTO has verification errors
#
# LTO on coalesced away symbols can cause weak symbols to be exported
# in spite of -exported_symbols_list.
#

run: all

all:
	${CXX} ${CXXFLAGS} -flto foo.cxx -c -o foo.o
	${CXX} ${CXXFLAGS} -flto bar.cxx -c -o bar.o
	${CXX} ${CXXFLAGS} foo.o bar.o -dynamiclib -o libfoo.dylib -exported_symbols_list foo.exp
	nm -m libfoo.dylib | grep "weak external" | ${FAIL_IF_STDIN}
	${PASS_IFF_GOOD_MACHO} libfoo.dylib
	
clean:
	rm -rf foo.o bar.o libfoo.dylib
Commit	Line	Data
b1f7435d A	1	##
	2	# Copyright (c) 2012 Apple Inc. All rights reserved.
	3	#
	4	# @APPLE_LICENSE_HEADER_START@
	5	#
	6	# This file contains Original Code and/or Modifications of Original Code
	7	# as defined in and that are subject to the Apple Public Source License
	8	# Version 2.0 (the 'License'). You may not use this file except in
	9	# compliance with the License. Please obtain a copy of the License at
	10	# http://www.opensource.apple.com/apsl/ and read it before using this
	11	# file.
	12	#
	13	# The Original Code and all software distributed under the License are
	14	# distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	15	# EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	16	# INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	17	# FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	18	# Please see the License for the specific language governing rights and
	19	# limitations under the License.
	20	#
	21	# @APPLE_LICENSE_HEADER_END@
	22	##
	23	TESTROOT = ../..
	24	include ${TESTROOT}/include/common.makefile
	25
b1f7435d	26	#
d425e388 A	27	# <rdar://problem/12386559> clang built with LTO has verification errors
	28	#
	29	# LTO on coalesced away symbols can cause weak symbols to be exported
	30	# in spite of -exported_symbols_list.
b1f7435d A	31	#
	32
	33	run: all
	34
	35	all:
d425e388 A	36	${CXX} ${CXXFLAGS} -flto foo.cxx -c -o foo.o
d425e388 A	37	${CXX} ${CXXFLAGS} -flto bar.cxx -c -o bar.o
e456bf10	38	${CXX} ${CXXFLAGS} foo.o bar.o -dynamiclib -o libfoo.dylib -exported_symbols_list foo.exp
d425e388 A	39	nm -m libfoo.dylib \| grep "weak external" \| ${FAIL_IF_STDIN}
d425e388 A	40	${PASS_IFF_GOOD_MACHO} libfoo.dylib
b1f7435d A	41
b1f7435d A	42	clean:
d425e388	43	rm -rf foo.o bar.o libfoo.dylib