fix typos in comments.

From-SVN: r1264

gcc/c-lex.c

@@ -1294,7 +1294,7 @@ yylex ()
 	      {
 		char *p1 = token_buffer;
 		/* Check for "0.0" and variants;
-		   Sunos 4 spuriously returns ERANGE for them.  */
+		   SunOS 4 spuriously returns ERANGE for them.  */
 		while (*p1 == '0') p1++;
 		if (*p1 == '.')
 		  {

gcc/c-typeck.c

@@ -5172,7 +5172,7 @@ c_expand_asm_operands (string, outputs, inputs, clobbers, vol, filename, line)
       return;
     }
 
-  /* Record the contents of OUTPUTS before it is modifed.  */
+  /* Record the contents of OUTPUTS before it is modified.  */
   for (i = 0, tail = outputs; tail; tail = TREE_CHAIN (tail), i++)
     o[i] = TREE_VALUE (tail);