X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=lto-plugin%2Fconfigure;h=7f1ade113a1f15dd47a86725bf6463aa305a4032;hp=9815917f8fde64126e345aa7e986ef9a1cb3c6f7;hb=3ebb9d0b5b601b6872c9a6cac88a55133efef47b;hpb=d83cb07de1113eb07b59032265025a42f6a22898

diff --git a/lto-plugin/configure b/lto-plugin/configure
index 9815917f8fd..7f1ade113a1 100755
--- a/lto-plugin/configure
+++ b/lto-plugin/configure
@@ -4043,7 +4043,13 @@ fi
 
 ac_lto_plugin_warn_cflags=
 save_CFLAGS="$CFLAGS"
-for option in -Wall; do
+for real_option in -Wall; do
+  # Do the check with the no- prefix removed since gcc silently
+  # accepts any -Wno-* option on purpose
+  case $real_option in
+    -Wno-*) option=-W`expr x$real_option : 'x-Wno-\(.*\)'` ;;
+    *) option=$real_option ;;
+  esac
   as_acx_Woption=`$as_echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
 
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports $option" >&5
@@ -4075,7 +4081,7 @@ eval ac_res=\$$as_acx_Woption
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
   if test `eval 'as_val=${'$as_acx_Woption'};$as_echo "$as_val"'` = yes; then :
-  ac_lto_plugin_warn_cflags="$ac_lto_plugin_warn_cflags${ac_lto_plugin_warn_cflags:+ }$option"
+  ac_lto_plugin_warn_cflags="$ac_lto_plugin_warn_cflags${ac_lto_plugin_warn_cflags:+ }$real_option"
 fi
   done
 CFLAGS="$save_CFLAGS"
@@ -8773,7 +8779,7 @@ if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
       ;;
 
     # Unfortunately, older versions of FreeBSD 2 do not have this feature.
-    freebsd2*)
+    freebsd2.*)
       archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
       hardcode_direct=yes
       hardcode_minus_L=yes
@@ -9686,7 +9692,7 @@ freebsd* | dragonfly*)
     objformat=`/usr/bin/objformat`
   else
     case $host_os in
-    freebsd[123]*) objformat=aout ;;
+    freebsd[23].*) objformat=aout ;;
     *) objformat=elf ;;
     esac
   fi
@@ -9704,7 +9710,7 @@ freebsd* | dragonfly*)
   esac
   shlibpath_var=LD_LIBRARY_PATH
   case $host_os in
-  freebsd2*)
+  freebsd2.*)
     shlibpath_overrides_runpath=yes
     ;;
   freebsd3.[01]* | freebsdelf3.[01]*)
@@ -10538,7 +10544,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 10541 "configure"
+#line 10547 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -10644,7 +10650,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 10647 "configure"
+#line 10653 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H