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fd.o bug #11872 improve linker test for --gc-sections

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* patch by Tim Mooney <enchanter at users.sourceforge.net>
This commit is contained in:
John (J5) Palmieri 2007-10-03 17:08:44 -04:00
parent adb0270edf
commit a295b2e66c
1 changed files with 5 additions and 2 deletions
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7
configure.in
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@ -283,8 +283,11 @@ if test "$ac_gcsections" = "yes"; then
rm -f conftest.c
touch conftest.c
if $CC -c conftest.c; then
if $LD --gc-sections -o conftest conftest.o 2>&1 | \
grep "Warning: gc-sections option ignored" > /dev/null; then
ld_out=`$LD --gc-sections -o conftest conftest.o 2>&1`
ld_ret=$?
if test $ld_ret -ne 0 ; then
ac_gcsections=no
elif echo "$ld_out" | egrep 'option ignored|^usage:|illegal option' >/dev/null ; then
ac_gcsections=no
fi
fi