From 7413962d04a4f1864db684a2d9a49d043322f299 Mon Sep 17 00:00:00 2001 From: Richard Guenther Date: Sat, 2 Jan 2010 14:13:37 +0000 Subject: re PR bootstrap/41529 (LTO configuration should detect if the target is ELF) 2010-01-02 Richard Guenther PR lto/41529 * configure.ac: Include config/elf.m4. Disable LTO if not builting for an elf target. * configure: Regenerate. config/ * elf.m4: New file. From-SVN: r155565 --- config/elf.m4 | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 config/elf.m4 (limited to 'config/elf.m4') diff --git a/config/elf.m4 b/config/elf.m4 new file mode 100644 index 00000000000..44d02498f24 --- /dev/null +++ b/config/elf.m4 @@ -0,0 +1,27 @@ +dnl Copyright (C) 2010 Free Software Foundation, Inc. +dnl This file is free software, distributed under the terms of the GNU +dnl General Public License. As a special exception to the GNU General +dnl Public License, this file may be distributed as part of a program +dnl that contains a configuration script generated by Autoconf, under +dnl the same distribution terms as the rest of that program. + +dnl From Paolo Bonzini. + +dnl usage: ACX_ELF_TARGET_IFELSE([if-elf], [if-not-elf]) +AC_DEFUN([ACX_ELF_TARGET_IFELSE], [ +AC_REQUIRE([AC_CANONICAL_TARGET]) + +target_elf=no +case $target in + *-darwin* | *-aix* | *-cygwin* | *-mingw* | *-aout* | *-*coff* | \ + *-msdosdjgpp* | *-netware* | *-vms* | *-wince* | *-*-pe* | \ + alpha*-dec-osf* | *-interix*) + target_elf=no + ;; + *) + target_elf=yes + ;; +esac + +AS_IF([test $target_elf = yes], [$1], [$2]) +]) -- cgit v1.2.3