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configure: check for __ILP32__ if arch is x86_64

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otherwise a multilib compiler used with -mx32 will not be detected
properly.
This commit is contained in:
rofl0r 2014-03-19 22:31:00 +01:00
parent 9505bfbc40
commit 8c820231ed
1 changed files with 4 additions and 0 deletions
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4
configure vendored
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@ -410,6 +410,10 @@ printf "using compiler runtime libraries: %s\n" "$LIBCC"
SUBARCH=
t="$CFLAGS_C99FSE $CPPFLAGS $CFLAGS_AUTO $CFLAGS"
if test "$ARCH" = "x86_64" ; then
trycppif __ILP32__ "$t" && ARCH=x32
fi
if test "$ARCH" = "arm" ; then
trycppif __ARMEB__ "$t" && SUBARCH=${SUBARCH}eb
trycppif __ARM_PCS_VFP "$t" && SUBARCH=${SUBARCH}hf