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Tweak libgcc configure test for 64-bit. 

libgcc/

	* configure.ac: Test for 64-bit addresses on !x86 using __LP64__.
	* configure: Rebuild.

From-SVN: r181000
This commit is contained in:
David S. Miller 2011-11-05 02:46:21 +00:00 committed by David S. Miller
parent 87ca01b7be
commit 1bb6f77823
3 changed files with 15 additions and 20 deletions
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5
libgcc/ChangeLog
View File

@ -1,3 +1,8 @@
2011-11-04 David S. Miller <davem@davemloft.net>
* configure.ac: Test for 64-bit addresses on !x86 using __LP64__.
* configure: Rebuild.
2011-11-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/t-crtstuff: Add -fPIC to CRTSTUFF_T_CFLAGS_S

15
libgcc/configure vendored
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@ -4609,21 +4609,16 @@ fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libgcc_cv_cfi" >&5
$as_echo "$libgcc_cv_cfi" >&6; }
# Check 32bit or 64bit for x86 and sparc.
case ${host} in
i?86*-*-* | x86_64*-*-* | sparc*-*-*)
cat > conftest.c <<EOF
#if defined(__x86_64__) || \
(defined(__sparc__) && defined(__arch64__))
# Check 32bit or 64bit
cat > conftest.c <<EOF
#if defined(__x86_64__) || (!defined(__i386__) && defined(__LP64__))
host_address=64
#else
host_address=32
#endif
EOF
eval `${CC-cc} -E conftest.c | grep host_address=`
rm -f conftest.c
;;
esac
eval `${CC-cc} -E conftest.c | grep host_address=`
rm -f conftest.c
# Collect host-machine-specific information.
. ${srcdir}/config.host

15
libgcc/configure.ac
View File

@ -255,21 +255,16 @@ AC_CACHE_CHECK([whether assembler supports CFI directives], [libgcc_cv_cfi],
[libgcc_cv_cfi=yes],
[libgcc_cv_cfi=no])])
# Check 32bit or 64bit for x86 and sparc.
case ${host} in
i?86*-*-* | x86_64*-*-* | sparc*-*-*)
cat > conftest.c <<EOF
#if defined(__x86_64__) || \
(defined(__sparc__) && defined(__arch64__))
# Check 32bit or 64bit
cat > conftest.c <<EOF
#if defined(__x86_64__) || (!defined(__i386__) && defined(__LP64__))
host_address=64
#else
host_address=32
#endif
EOF
eval `${CC-cc} -E conftest.c | grep host_address=`
rm -f conftest.c
;;
esac
eval `${CC-cc} -E conftest.c | grep host_address=`
rm -f conftest.c
# Collect host-machine-specific information.
. ${srcdir}/config.host