From c41e749c4d6102bc3db543c272f7e344896f70dc Mon Sep 17 00:00:00 2001 From: naruse Date: Tue, 27 Nov 2012 18:02:31 +0000 Subject: * configure.in (ARCH_FLAG): __sync_val_compare_and_swap_4 needs -march=i486 on at least linux gcc 4.1. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37904 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- configure.in | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'configure.in') diff --git a/configure.in b/configure.in index 7fa99c6d55..a543fe7f52 100644 --- a/configure.in +++ b/configure.in @@ -241,9 +241,10 @@ AC_ARG_WITH(arch, AC_DEFUN([RUBY_DEFAULT_ARCH], [ AC_MSG_CHECKING([arch option]) -AS_CASE([$1], - [*64], [ARCH_FLAG=-m64], - [[i[3-6]86]], [ARCH_FLAG=-m32], +AS_CASE([$1-$target_os], + [*64-*], [ARCH_FLAG=-m64], + [[i[3-6]86-linux]], [ARCH_FLAG=-march=i486], + [[i[3-6]86-*]], [ARCH_FLAG=-m32], [AC_MSG_ERROR(unknown target architecture: $target_archs)] ) AC_MSG_RESULT([$ARCH_FLAG]) -- cgit v1.2.3