1 files changed, 62 insertions, 113 deletions

diff --git a/autogen/configure b/autogen/configure
index 08577d9efef..5da983cdd72 100755
--- a/autogen/configure
+++ b/autogen/configure
@@ -7602,12 +7602,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Werror__Wunknown_warning_option=yes
 else
   gl_cv_warn_c__Werror__Wunknown_warning_option=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -7639,12 +7640,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_switch=yes
 else
   gl_cv_warn_c__Wno_switch=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -7675,12 +7677,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_tautological_constant_out_of_range_compare=yes
 else
   gl_cv_warn_c__Wno_tautological_constant_out_of_range_compare=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -7711,12 +7714,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_pointer_sign=yes
 else
   gl_cv_warn_c__Wno_pointer_sign=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -7760,12 +7764,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Werror=yes
 else
   gl_cv_warn_c__Werror=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -8035,6 +8040,8 @@ $as_echo "$gl_cv_cc_uninitialized_supported" >&6; }
     -Wvla \
     -Wvolatile-register-var \
     -Wwrite-strings \
+    -fdiagnostics-show-option \
+    -funit-at-a-time \
     \
     ; do
     gl_manywarn_set="$gl_manywarn_set $gl_manywarn_item"
@@ -8092,12 +8099,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   eval "$as_gl_Warn=yes"
 else
   eval "$as_gl_Warn=no"
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -8131,12 +8139,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_missing_field_initializers=yes
 else
   gl_cv_warn_c__Wno_missing_field_initializers=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -8167,12 +8176,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_sign_compare=yes
 else
   gl_cv_warn_c__Wno_sign_compare=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -8203,12 +8213,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_type_limits=yes
 else
   gl_cv_warn_c__Wno_type_limits=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -8239,12 +8250,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_switch=yes
 else
   gl_cv_warn_c__Wno_switch=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -8275,12 +8287,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_unused_parameter=yes
 else
   gl_cv_warn_c__Wno_unused_parameter=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -8311,12 +8324,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_format_nonliteral=yes
 else
   gl_cv_warn_c__Wno_format_nonliteral=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -8350,12 +8364,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_logical_op=yes
 else
   gl_cv_warn_c__Wno_logical_op=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -8389,12 +8404,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_format_extra_args=yes
 else
   gl_cv_warn_c__Wno_format_extra_args=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -8425,12 +8441,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_tautological_constant_out_of_range_compare=yes
 else
   gl_cv_warn_c__Wno_tautological_constant_out_of_range_compare=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -8461,12 +8478,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_unused_command_line_argument=yes
 else
   gl_cv_warn_c__Wno_unused_command_line_argument=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -8497,12 +8515,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_unused_value=yes
 else
   gl_cv_warn_c__Wno_unused_value=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -8516,79 +8535,6 @@ fi
   fi
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -fdiagnostics-show-option" >&5
-$as_echo_n "checking whether C compiler handles -fdiagnostics-show-option... " >&6; }
-if test "${gl_cv_warn_c__fdiagnostics_show_option+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-
-  gl_save_compiler_FLAGS="$CFLAGS"
-  as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -fdiagnostics-show-option"
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-int
-main ()
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  gl_cv_warn_c__fdiagnostics_show_option=yes
-else
-  gl_cv_warn_c__fdiagnostics_show_option=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-  CFLAGS="$gl_save_compiler_FLAGS"
-
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__fdiagnostics_show_option" >&5
-$as_echo "$gl_cv_warn_c__fdiagnostics_show_option" >&6; }
-if test "x$gl_cv_warn_c__fdiagnostics_show_option" = x""yes; then :
-  as_fn_append WARN_CFLAGS " -fdiagnostics-show-option"
-fi
-
-
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -funit-at-a-time" >&5
-$as_echo_n "checking whether C compiler handles -funit-at-a-time... " >&6; }
-if test "${gl_cv_warn_c__funit_at_a_time+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-
-  gl_save_compiler_FLAGS="$CFLAGS"
-  as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -funit-at-a-time"
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-int
-main ()
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  gl_cv_warn_c__funit_at_a_time=yes
-else
-  gl_cv_warn_c__funit_at_a_time=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-  CFLAGS="$gl_save_compiler_FLAGS"
-
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__funit_at_a_time" >&5
-$as_echo "$gl_cv_warn_c__funit_at_a_time" >&6; }
-if test "x$gl_cv_warn_c__funit_at_a_time" = x""yes; then :
-  as_fn_append WARN_CFLAGS " -funit-at-a-time"
-fi
-
-
-
-
 $as_echo "#define lint 1" >>confdefs.h
 
 
@@ -10554,12 +10500,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_unused_variable=yes
 else
   gl_cv_warn_c__Wno_unused_variable=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -10590,12 +10537,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_unused_but_set_variable=yes
 else
   gl_cv_warn_c__Wno_unused_but_set_variable=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi
@@ -10626,12 +10574,13 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"; then :
   gl_cv_warn_c__Wno_unused_but_set_parameter=yes
 else
   gl_cv_warn_c__Wno_unused_but_set_parameter=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
   CFLAGS="$gl_save_compiler_FLAGS"
 
 fi