diff --git a/gas/.Sanitize b/gas/.Sanitize
index 8a5f6a2cba..26e09447f9 100644
--- a/gas/.Sanitize
+++ b/gas/.Sanitize
@@ -147,7 +147,7 @@ else
 	done
 fi
 
-r5900_files="ChangeLog"
+r5900_files="ChangeLog configure configure.in"
 if ( echo $* | grep keep\-r5900 > /dev/null ) ; then
 	for i in $r5900_files ; do
 		if test ! -d $i && (grep sanitize-r5900 $i > /dev/null) ; then
diff --git a/gas/configure b/gas/configure
index 5f1f25b446..1586a2456d 100755
--- a/gas/configure
+++ b/gas/configure
@@ -1306,7 +1306,9 @@ for this_target in $target $canon_targets ; do
       m683??)		cpu_type=m68k ;;
       m8*)		cpu_type=m88k ;;
       mips*el)		cpu_type=mips endian=little ;;
+# start-sanitize-r5900
       mips*5900*)       cpu_type=mips endian=little ;;
+# end-sanitize-r5900
       mips*)		cpu_type=mips endian=big ;;
       powerpcle*)	cpu_type=ppc endian=little ;;
       powerpc*)		cpu_type=ppc endian=big ;;
@@ -1945,7 +1947,7 @@ EOF
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1949: checking for $ac_word" >&5
+echo "configure:1951: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1974,7 +1976,7 @@ if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:1978: checking for $ac_word" >&5
+echo "configure:1980: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2022,7 +2024,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:2026: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:2028: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -2032,11 +2034,11 @@ ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS
 cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext <<EOF
-#line 2036 "configure"
+#line 2038 "configure"
 #include "confdefs.h"
 main(){return(0);}
 EOF
-if { (eval echo configure:2040: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2042: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -2056,12 +2058,12 @@ if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:2060: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:2062: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:2065: checking whether we are using GNU C" >&5
+echo "configure:2067: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2070,7 +2072,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:2074: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:2076: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -2085,7 +2087,7 @@ if test $ac_cv_prog_gcc = yes; then
   ac_save_CFLAGS="$CFLAGS"
   CFLAGS=
   echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:2089: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:2091: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2118,7 +2120,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2122: checking for $ac_word" >&5
+echo "configure:2124: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_YACC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2150,7 +2152,7 @@ test -n "$YACC" || YACC="yacc"
 # Extract the first word of "flex", so it can be a program name with args.
 set dummy flex; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2154: checking for $ac_word" >&5
+echo "configure:2156: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_LEX'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2183,7 +2185,7 @@ then
   *) ac_lib=l ;;
   esac
   echo $ac_n "checking for yywrap in -l$ac_lib""... $ac_c" 1>&6
-echo "configure:2187: checking for yywrap in -l$ac_lib" >&5
+echo "configure:2189: checking for yywrap in -l$ac_lib" >&5
 ac_lib_var=`echo $ac_lib'_'yywrap | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2191,7 +2193,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l$ac_lib  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2195 "configure"
+#line 2197 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -2202,7 +2204,7 @@ int main() {
 yywrap()
 ; return 0; }
 EOF
-if { (eval echo configure:2206: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2208: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -2225,7 +2227,7 @@ fi
 fi
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:2229: checking how to run the C preprocessor" >&5
+echo "configure:2231: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -2240,13 +2242,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 2244 "configure"
+#line 2246 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2250: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2252: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -2257,13 +2259,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 2261 "configure"
+#line 2263 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2267: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2269: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -2286,7 +2288,7 @@ fi
 echo "$ac_t""$CPP" 1>&6
 
 echo $ac_n "checking lex output file root""... $ac_c" 1>&6
-echo "configure:2290: checking lex output file root" >&5
+echo "configure:2292: checking lex output file root" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_lex_root'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2307,7 +2309,7 @@ echo "$ac_t""$ac_cv_prog_lex_root" 1>&6
 LEX_OUTPUT_ROOT=$ac_cv_prog_lex_root
 
 echo $ac_n "checking whether yytext is a pointer""... $ac_c" 1>&6
-echo "configure:2311: checking whether yytext is a pointer" >&5
+echo "configure:2313: checking whether yytext is a pointer" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_lex_yytext_pointer'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2319,14 +2321,14 @@ echo 'extern char *yytext;' >>$LEX_OUTPUT_ROOT.c
 ac_save_LIBS="$LIBS"
 LIBS="$LIBS $LEXLIB"
 cat > conftest.$ac_ext <<EOF
-#line 2323 "configure"
+#line 2325 "configure"
 #include "confdefs.h"
 `cat $LEX_OUTPUT_ROOT.c`
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:2330: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2332: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_cv_prog_lex_yytext_pointer=yes
 else
@@ -2349,7 +2351,7 @@ fi
 
 
 echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
-echo "configure:2353: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo "configure:2355: checking whether to enable maintainer-specific portions of Makefiles" >&5
     # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
 if test "${enable_maintainer_mode+set}" = set; then
   enableval="$enable_maintainer_mode"
@@ -2367,19 +2369,19 @@ fi
   
 
 echo $ac_n "checking for Cygwin32 environment""... $ac_c" 1>&6
-echo "configure:2371: checking for Cygwin32 environment" >&5
+echo "configure:2373: checking for Cygwin32 environment" >&5
 if eval "test \"`echo '$''{'am_cv_cygwin32'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2376 "configure"
+#line 2378 "configure"
 #include "confdefs.h"
 
 int main() {
 int main () { return __CYGWIN32__; }
 ; return 0; }
 EOF
-if { (eval echo configure:2383: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2385: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   am_cv_cygwin32=yes
 else
@@ -2397,7 +2399,7 @@ CYGWIN32=
 test "$am_cv_cygwin32" = yes && CYGWIN32=yes
 
 echo $ac_n "checking for executable suffix""... $ac_c" 1>&6
-echo "configure:2401: checking for executable suffix" >&5
+echo "configure:2403: checking for executable suffix" >&5
 if eval "test \"`echo '$''{'am_cv_exeext'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2425,17 +2427,17 @@ for ac_hdr in string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h e
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2429: checking for $ac_hdr" >&5
+echo "configure:2431: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2434 "configure"
+#line 2436 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2439: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2441: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2465,7 +2467,7 @@ done
 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
 # people who are not cross-compiling but are compiling cross-assemblers.
 echo $ac_n "checking whether compiling a cross-assembler""... $ac_c" 1>&6
-echo "configure:2469: checking whether compiling a cross-assembler" >&5
+echo "configure:2471: checking whether compiling a cross-assembler" >&5
 if test "${host}" = "${target}"; then
   cross_gas=no
 else
@@ -2480,19 +2482,19 @@ echo "$ac_t""$cross_gas" 1>&6
 # The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
 # for constant arguments.  Useless!
 echo $ac_n "checking for working alloca.h""... $ac_c" 1>&6
-echo "configure:2484: checking for working alloca.h" >&5
+echo "configure:2486: checking for working alloca.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2489 "configure"
+#line 2491 "configure"
 #include "confdefs.h"
 #include <alloca.h>
 int main() {
 char *p = alloca(2 * sizeof(int));
 ; return 0; }
 EOF
-if { (eval echo configure:2496: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2498: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_cv_header_alloca_h=yes
 else
@@ -2513,12 +2515,12 @@ EOF
 fi
 
 echo $ac_n "checking for alloca""... $ac_c" 1>&6
-echo "configure:2517: checking for alloca" >&5
+echo "configure:2519: checking for alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2522 "configure"
+#line 2524 "configure"
 #include "confdefs.h"
 
 #ifdef __GNUC__
@@ -2541,7 +2543,7 @@ int main() {
 char *p = (char *) alloca(1);
 ; return 0; }
 EOF
-if { (eval echo configure:2545: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2547: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_cv_func_alloca_works=yes
 else
@@ -2573,12 +2575,12 @@ EOF
 
 
 echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
-echo "configure:2577: checking whether alloca needs Cray hooks" >&5
+echo "configure:2579: checking whether alloca needs Cray hooks" >&5
 if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2582 "configure"
+#line 2584 "configure"
 #include "confdefs.h"
 #if defined(CRAY) && ! defined(CRAY2)
 webecray
@@ -2603,12 +2605,12 @@ echo "$ac_t""$ac_cv_os_cray" 1>&6
 if test $ac_cv_os_cray = yes; then
 for ac_func in _getb67 GETB67 getb67; do
   echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2607: checking for $ac_func" >&5
+echo "configure:2609: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2612 "configure"
+#line 2614 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2631,7 +2633,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2635: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2637: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2658,7 +2660,7 @@ done
 fi
 
 echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
-echo "configure:2662: checking stack direction for C alloca" >&5
+echo "configure:2664: checking stack direction for C alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2666,7 +2668,7 @@ else
   ac_cv_c_stack_direction=0
 else
   cat > conftest.$ac_ext <<EOF
-#line 2670 "configure"
+#line 2672 "configure"
 #include "confdefs.h"
 find_stack_direction ()
 {
@@ -2685,7 +2687,7 @@ main ()
   exit (find_stack_direction() < 0);
 }
 EOF
-if { (eval echo configure:2689: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:2691: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_stack_direction=1
 else
@@ -2707,21 +2709,21 @@ EOF
 fi
 
 echo $ac_n "checking for inline""... $ac_c" 1>&6
-echo "configure:2711: checking for inline" >&5
+echo "configure:2713: checking for inline" >&5
 if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_inline=no
 for ac_kw in inline __inline__ __inline; do
   cat > conftest.$ac_ext <<EOF
-#line 2718 "configure"
+#line 2720 "configure"
 #include "confdefs.h"
 
 int main() {
 } $ac_kw foo() {
 ; return 0; }
 EOF
-if { (eval echo configure:2725: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2727: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_inline=$ac_kw; break
 else
@@ -2751,12 +2753,12 @@ esac
 for ac_func in unlink remove
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2755: checking for $ac_func" >&5
+echo "configure:2757: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2760 "configure"
+#line 2762 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2779,7 +2781,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2783: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2785: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2808,12 +2810,12 @@ done
 for ac_func in sbrk
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2812: checking for $ac_func" >&5
+echo "configure:2814: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2817 "configure"
+#line 2819 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2836,7 +2838,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2840: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2842: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2865,12 +2867,12 @@ done
 # enough, but on some of those systems, the assert macro relies on requoting
 # working properly!
 echo $ac_n "checking for working assert macro""... $ac_c" 1>&6
-echo "configure:2869: checking for working assert macro" >&5
+echo "configure:2871: checking for working assert macro" >&5
 if eval "test \"`echo '$''{'gas_cv_assert_ok'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2874 "configure"
+#line 2876 "configure"
 #include "confdefs.h"
 #include <assert.h>
 #include <stdio.h>
@@ -2886,7 +2888,7 @@ assert (a == b
 
 ; return 0; }
 EOF
-if { (eval echo configure:2890: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2892: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   gas_cv_assert_ok=yes
 else
@@ -2927,12 +2929,12 @@ gas_test_headers="
 "
 
 echo $ac_n "checking whether declaration is required for strstr""... $ac_c" 1>&6
-echo "configure:2931: checking whether declaration is required for strstr" >&5
+echo "configure:2933: checking whether declaration is required for strstr" >&5
 if eval "test \"`echo '$''{'gas_cv_decl_needed_strstr'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2936 "configure"
+#line 2938 "configure"
 #include "confdefs.h"
 $gas_test_headers
 int main() {
@@ -2943,7 +2945,7 @@ x = (f) strstr;
 
 ; return 0; }
 EOF
-if { (eval echo configure:2947: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2949: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   gas_cv_decl_needed_strstr=no
 else
@@ -2964,12 +2966,12 @@ EOF
 
 
 echo $ac_n "checking whether declaration is required for malloc""... $ac_c" 1>&6
-echo "configure:2968: checking whether declaration is required for malloc" >&5
+echo "configure:2970: checking whether declaration is required for malloc" >&5
 if eval "test \"`echo '$''{'gas_cv_decl_needed_malloc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2973 "configure"
+#line 2975 "configure"
 #include "confdefs.h"
 $gas_test_headers
 int main() {
@@ -2980,7 +2982,7 @@ x = (f) malloc;
 
 ; return 0; }
 EOF
-if { (eval echo configure:2984: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2986: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   gas_cv_decl_needed_malloc=no
 else
@@ -3001,12 +3003,12 @@ EOF
 
 
 echo $ac_n "checking whether declaration is required for free""... $ac_c" 1>&6
-echo "configure:3005: checking whether declaration is required for free" >&5
+echo "configure:3007: checking whether declaration is required for free" >&5
 if eval "test \"`echo '$''{'gas_cv_decl_needed_free'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3010 "configure"
+#line 3012 "configure"
 #include "confdefs.h"
 $gas_test_headers
 int main() {
@@ -3017,7 +3019,7 @@ x = (f) free;
 
 ; return 0; }
 EOF
-if { (eval echo configure:3021: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3023: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   gas_cv_decl_needed_free=no
 else
@@ -3038,12 +3040,12 @@ EOF
 
 
 echo $ac_n "checking whether declaration is required for sbrk""... $ac_c" 1>&6
-echo "configure:3042: checking whether declaration is required for sbrk" >&5
+echo "configure:3044: checking whether declaration is required for sbrk" >&5
 if eval "test \"`echo '$''{'gas_cv_decl_needed_sbrk'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3047 "configure"
+#line 3049 "configure"
 #include "confdefs.h"
 $gas_test_headers
 int main() {
@@ -3054,7 +3056,7 @@ x = (f) sbrk;
 
 ; return 0; }
 EOF
-if { (eval echo configure:3058: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3060: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   gas_cv_decl_needed_sbrk=no
 else
@@ -3078,12 +3080,12 @@ EOF
 # for it?
 
 echo $ac_n "checking whether declaration is required for errno""... $ac_c" 1>&6
-echo "configure:3082: checking whether declaration is required for errno" >&5
+echo "configure:3084: checking whether declaration is required for errno" >&5
 if eval "test \"`echo '$''{'gas_cv_decl_needed_errno'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3087 "configure"
+#line 3089 "configure"
 #include "confdefs.h"
 
 #ifdef HAVE_ERRNO_H
@@ -3098,7 +3100,7 @@ x = (f) errno;
 
 ; return 0; }
 EOF
-if { (eval echo configure:3102: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3104: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   gas_cv_decl_needed_errno=no
 else
@@ -3143,7 +3145,7 @@ EOF
 # Ultrix sh set writes to stderr and can't be redirected directly,
 # and sets the high bit in the cache file unless we assign to the vars.
 (set) 2>&1 |
-  case `(ac_space=' '; set) 2>&1` in
+  case `(ac_space=' '; set) 2>&1 | grep ac_space` in
   *ac_space=\ *)
     # `set' does not quote correctly, so add quotes (double-quote substitution
     # turns \\\\ into \\, and sed turns \\ into \).
@@ -3508,6 +3510,7 @@ fi; done
 
 EOF
 cat >> $CONFIG_STATUS <<EOF
+
 target_cpu_type=${target_cpu_type}
  obj_format=${obj_format}
  te_file=${te_file}
diff --git a/gas/configure.in b/gas/configure.in
index c794393a08..34bf5f98f9 100644
--- a/gas/configure.in
+++ b/gas/configure.in
@@ -82,7 +82,9 @@ changequote(,)dnl
 changequote([,])dnl
       m8*)		cpu_type=m88k ;;
       mips*el)		cpu_type=mips endian=little ;;
+# start-sanitize-r5900
       mips*5900*)       cpu_type=mips endian=little ;;
+# end-sanitize-r5900
       mips*)		cpu_type=mips endian=big ;;
       powerpcle*)	cpu_type=ppc endian=little ;;
       powerpc*)		cpu_type=ppc endian=big ;;