+# This is aimed to mimic bootstrap with a non-GCC compiler to catch problems.
+if test "$GCC" = yes; then
+ saved_CFLAGS="$CFLAGS"
+
+ # Pass -fkeep-inline-functions for stage 1 if the GCC version supports it.
+ CFLAGS="$CFLAGS -fkeep-inline-functions"
+ echo $ac_n "checking whether -fkeep-inline-functions is supported""... $ac_c" 1>&6
+echo "configure:7312: checking whether -fkeep-inline-functions is supported" >&5
+ cat > conftest.$ac_ext <<EOF
+#line 7314 "configure"
+#include "confdefs.h"
+
+int main() {
+
+; return 0; }
+EOF
+if { (eval echo configure:7321: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ rm -rf conftest*
+ echo "$ac_t""yes" 1>&6; stage1_cflags="$stage1_cflags -fkeep-inline-functions"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ echo "$ac_t""no" 1>&6
+fi
+rm -f conftest*
+
+ CFLAGS="$saved_CFLAGS"
+fi
+
+
+
+# Enable --enable-checking in stage1 of the compiler.
+# Check whether --enable-stage1-checking or --disable-stage1-checking was given.
+if test "${enable_stage1_checking+set}" = set; then
+ enableval="$enable_stage1_checking"
+ stage1_checking=--enable-checking=${enable_stage1_checking}
+else
+ if test "x$enable_checking" = xno; then
+ stage1_checking=--enable-checking
+else
+ stage1_checking=--enable-checking${enable_checking+=}$enable_checking
+fi
+fi
+
+