ld64-134.9/unit-tests/test-cases/switch-jump-table/Makefile

   1 ##
   2 # Copyright (c) 2008 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.
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  21 # @APPLE_LICENSE_HEADER_END@
  22 ##
  23 TESTROOT = ../..
  24 include ${TESTROOT}/include/common.makefile
  25
  26 #
  27 # Test that -mdynamic-no-pic jump table in the middle of
  28 # a function does not cause relocations.
  29 #
  30 # <rdar://problem/5847206> SPEC2000/eon built with -mdynamic-no-pic won't run
  31 #
  32
  33 all: test-${FILEARCH}
  34
  35
  36 test-ppc:  test-good
  37 test-x86_64: test-good
  38 test-i386: test
  39 test-arm: test
  40
  41 test:
  42         # check jump table in a weak function
  43         ${CC} ${CCFLAGS} main.c switch.s -o main -Wl,-no_pie
  44         otool -rv main | grep _foo | ${FAIL_IF_STDIN}
  45         otool -rv main | grep _bar | ${FAIL_IF_STDIN}
  46         # check jump table in a regular function with -flat_namespace
  47         ${CC} ${CCFLAGS} main.c switch.s -o main  -flat_namespace -Wl,-no_pie
  48         otool -rv main | grep _foo | ${FAIL_IF_STDIN}
  49         otool -rv main | grep _bar | ${FAIL_IF_STDIN}
  50         # check jump table in a regular function that is interposable
  51         ${CC} ${CCFLAGS} main.c switch.s -o main  -Wl,-interposable_list,interpose.exp -Wl,-no_pie
  52         otool -rv main | grep _foo | ${FAIL_IF_STDIN}
  53         otool -rv main | grep _bar | ${FAIL_IF_STDIN}
  54         # check jump table with -pie, should have no external and some local relocations
  55         ${CC} ${CCFLAGS} main.c switch.s -o main  -Wl,-pie -read_only_relocs suppress
  56         otool -rv main | grep "External relocation" | ${FAIL_IF_STDIN}
  57 #       otool -rv main | grep "Local relocation" | ${FAIL_IF_EMPTY}
  58         ${PASS_IFF_GOOD_MACHO} main
  59
  60 test-good:
  61         ${PASS_IFF} true
  62
  63 clean:
  64         rm -f main