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Viewing changes to libclamav/c++/llvm/autoconf/m4/linux_mixed_64_32.m4

  • Committer: Bazaar Package Importer
  • Author(s): Kees Cook
  • Date: 2007-02-20 10:33:44 UTC
  • mto: This revision was merged to the branch mainline in revision 16.
  • Revision ID: james.westby@ubuntu.com-20070220103344-zgcu2psnx9d98fpa
Tags: upstream-0.90
Import upstream version 0.90

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libclamav/c++/llvm/autoconf/m4/linux_mixed_64_32.m4
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#
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# Some Linux machines run a 64-bit kernel with a 32-bit userspace. 'uname -m'
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# shows these as x86_64. Ask the system 'gcc' what it thinks.
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#
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AC_DEFUN([AC_IS_LINUX_MIXED],
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[AC_CACHE_CHECK(for 32-bit userspace on 64-bit system,llvm_cv_linux_mixed,
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[ AC_LANG_PUSH([C])
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  AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
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      [[#ifndef __x86_64__
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       error: Not x86-64 even if uname says so!
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      #endif
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      ]])],
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      [llvm_cv_linux_mixed=no],
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      [llvm_cv_linux_mixed=yes])
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  AC_LANG_POP([C])
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])
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])