(TARGET_SWITCHES): Add -mno-byte.

From-SVN: r14537

gcc/config/alpha/alpha.h

@@ -197,6 +197,7 @@ extern enum alpha_fp_trap_mode alpha_fptm;
     {"float-vax", MASK_FLOAT_VAX},		\
     {"float-ieee", -MASK_FLOAT_VAX},		\
     {"byte", MASK_BYTE_OPS},			\
+    {"no-byte", -MASK_BYTE_OPS},		\
     {"", TARGET_DEFAULT | TARGET_CPU_DEFAULT} }
 
 #define TARGET_DEFAULT MASK_FP|MASK_FPREGS
@@ -2158,7 +2159,6 @@ extern void alpha_output_lineno ();
   alpha_output_filename (STREAM, NAME)
 extern void alpha_output_filename ();
 
-
 /* mips-tfile.c limits us to strings of one page.  */
 #define DBX_CONTIN_LENGTH 4000