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added test for CC value not matching cache

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Guido van Rossum 1995-03-09 14:09:54 +00:00
parent 7849da8631
commit 03ad99f09f
1 changed files with 7 additions and 0 deletions
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7
configure.in
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@ -17,6 +17,13 @@ AC_ARG_WITH(gcc, [--without-gcc never use gcc], [
esac], [without_gcc=no]) esac], [without_gcc=no])
AC_MSG_RESULT($without_gcc) AC_MSG_RESULT($without_gcc)
# If the user switches compilers, we can't believe the cache
if test ! -z "$ac_cv_prog_CC" -a ! -z "$CC" -a "$CC" != "$ac_cv_prog_CC"
then
AC_ERROR(cached CC is different -- throw away $cache_file
(it is also a good idea to do 'make clean' before compiling))
fi
AC_PROG_CC AC_PROG_CC
AC_PROG_RANLIB AC_PROG_RANLIB
AC_SUBST(AR) AC_SUBST(AR)