* configure.in: Make sure that ${CC} can be used to compile an

executable.
This commit is contained in:
Ian Lance Taylor 1996-01-12 20:26:05 +00:00
parent 23cb3b6504
commit b5ae841913
2 changed files with 21 additions and 0 deletions

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@ -1,3 +1,8 @@
Fri Jan 12 15:25:35 1996 Ian Lance Taylor <ian@cygnus.com>
* configure.in: Make sure that ${CC} can be used to compile an
executable.
Sat Jan 6 07:23:33 1996 Michael Meissner <meissner@wogglebug.tiac.net>
* Makefile.in (all-gdb): Depend on $(GDB_TK).

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@ -672,6 +672,22 @@ fi
# post-target:
# Make sure that the compiler is able to generate an executable. If it
# can't, we are probably in trouble. We don't care whether we can run the
# executable--we might be using a cross compiler--we only care whether it
# can be created. At this point the main configure script has set CC.
echo "int main () { return 0; }" > conftest.c
${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c
if [ $? = 0 ] && [ -s conftest ]; then
:
else
echo 1>&2 "*** The command '${CC} -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c' failed."
echo 1>&2 "*** You must set the environment variable CC to a working compiler."
rm -f conftest*
exit 1
fi
rm -f conftest*
# Record target_configdirs and the configure arguments in Makefile.
target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'`
targargs=`echo "${arguments}" | \