unit-tests/test-cases/lto-live_support_section/Makefile

   1 ##
   2 # Copyright (c) 2009 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
  26 #
  27 # <rdar://problem/25585305> __asan_globals section is stripped out when building -flto
  28 #
  29
  30
  31 run: all
  32
  33 all:
  34         ${CC} ${CCFLAGS} -flto -o foo foo.c -Wl,-dead_strip,-exported_symbol,_my_global -v
  35     # Check symbols that are expected to be preserved
  36         nm -m foo | grep _global_metadata | ${FAIL_IF_EMPTY}
  37         nm -m foo | grep _liveness_binder | ${FAIL_IF_EMPTY}
  38         nm -m foo | grep _main | ${FAIL_IF_EMPTY}
  39         nm -m foo | grep _my_global | ${FAIL_IF_EMPTY}
  40
  41     # Check symbols that are expected to be stripped
  42         nm -m foo | grep unused | ${FAIL_IF_STDIN}
  43
  44 clean:
  45         rm  foo