mips1 fix added

  gcc.jam was passing the options -m32 and -m64 to mips cross-compilers, when those do not use such options
  This modification solves it by adding mips as an exception

  Signed-off-by: Carlos M. Ferreira carlosmf.pt@gmail.com

src/tools/gcc.jam

@@ -451,7 +451,7 @@ rule setup-address-model ( targets * : sources * : properties * )
         else
         {
             local arch = [ feature.get-values architecture : $(properties) ] ;
-            if $(arch) != arm
+            if $(arch) != arm && $(arch) != mips1
             {
                 if $(model) = 32
                 {