ld64-134.9/unit-tests/test-cases/weak-def-hidden-and-global/Makefile

   1 ##
   2 # Copyright (c) 2005 Apple Computer, 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,
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  18 # Please see the License for the specific language governing rights and
  19 # limitations under the License.
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  21 # @APPLE_LICENSE_HEADER_END@
  22 ##
  23 TESTROOT = ../..
  24 include ${TESTROOT}/include/common.makefile
  25
  26 SHELL = bash # use bash shell so we can redirect just stderr
  27
  28
  29 #
  30 # <rdar://problem/9551362> clang ld: bad codegen, pointer diff
  31 # Test that codegen needing direct access to a weak symbol just issues
  32 # a warning.  Check that if export list makes weak symbol hidden, there is
  33 # no warning.
  34 #
  35
  36 run: all
  37
  38 all:
  39         ${CC} ${CCFLAGS} myglobal.c myhidden.s -dynamiclib -o libmy.dylib 2>warnings.txt
  40         grep "global weak"  warnings.txt | ${FAIL_IF_EMPTY}
  41         ${FAIL_IF_BAD_MACHO} libmy.dylib
  42         ${CC} ${CCFLAGS} myglobal.c myhidden.s -dynamiclib -Wl,-exported_symbol,_test -o libmy2.dylib
  43         ${PASS_IFF_GOOD_MACHO} libmy2.dylib
  44
  45 clean:
  46         rm -f libmy.dylib  libmy2.dylib warnings.txt