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Removed -fno-strict-aliasing for OS/2 (not supported by all supported gcc versions).

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@38003 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Stefan Neis 2006-03-11 18:02:38 +00:00
parent 692ebda6c7
commit 6433b7f48a
1 changed files with 13 additions and 4 deletions
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17
configure.in
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@ -5147,10 +5147,19 @@ if test "$wxUSE_OPTIMISE" = "no" ; then
fi
else
if test "$GCC" = yes ; then
dnl Switch on optimisation but keep strict-aliasing off for now (see
dnl -fstrict-aliasing in the gcc manual). When it is switched back on
dnl consider using -Wstrict-aliasing=2.
OPTIMISE_CFLAGS="-O2 -fno-strict-aliasing"
case "${host}" in
*-pc-os2_emx | *-pc-os2-emx )
dnl Not all of the supported gcc versions understand
dnl -fstrict-aliasing and none actually needs it (yet).
OPTIMISE_CFLAGS="-O2"
;;
*)
dnl Switch on optimisation but keep strict-aliasing off for
dnl now (see -fstrict-aliasing in the gcc manual). When it is
dnl switched back on consider using -Wstrict-aliasing=2.
OPTIMISE_CFLAGS="-O2 -fno-strict-aliasing"
;;
esac
else
OPTIMISE_CFLAGS="-O"
fi