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* config.guess (x86_64:Linux:*:*): Detect x32 ABI. This is

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currently only supported when CC_FOR_BUILD is available, as that
	ultimately governs what the native ABI is.

Signed-off-by: Ben Elliston <bje@air.net.au>
This commit is contained in:
Jessica Clarke 2020-06-15 11:47:54 +10:00 committed by Ben Elliston
parent e78c96e528
commit bd1cbeed14
2 changed files with 17 additions and 1 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2020-06-15 Jessica Clarke <jrtc27@jrtc27.com>
* config.guess (x86_64:Linux:*:*): Detect x32 ABI. This is
currently only supported when CC_FOR_BUILD is available, as that
ultimately governs what the native ABI is.
2020-05-04 Emery Hemingway <ehmry@posteo.net>
* config.sub (-genode*): New.

12
config.guess vendored
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@ -1095,7 +1095,17 @@ EOF
echo "$UNAME_MACHINE"-dec-linux-"$LIBC"
exit ;;
x86_64:Linux:*:*)
echo "$UNAME_MACHINE"-pc-linux-"$LIBC"
set_cc_for_build
LIBCABI=$LIBC
if [ "$CC_FOR_BUILD" != no_compiler_found ]; then
if (echo '#ifdef __ILP32__'; echo IS_X32; echo '#endif') | \
(CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
grep IS_X32 >/dev/null
then
LIBCABI="$LIBC"x32
fi
fi
echo "$UNAME_MACHINE"-pc-linux-"$LIBCABI"
exit ;;
xtensa*:Linux:*:*)
echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"