(yylex): Don't allow @ in identifier outside of Objective C.

From-SVN: r3163

(yylex): Don't allow @ in identifier outside of Objective C.
From-SVN: r3163
8355fc27 · Richard Stallman · 10055ae2 · 8355fc27
Commit 8355fc27 authored Jan 09, 1993 by Richard Stallman
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Showing with 6 additions and 2 deletions

gcc/c-lex.c
+6 -2

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--- a/gcc/c-lex.c
+++ b/gcc/c-lex.c
@@ -1096,11 +1096,15 @@ yylex ()
      p = token_buffer;
      while (isalnum (c) || c == '_' || c == '$' || c == '@')
 	{
-	  if (p >= token_buffer + maxtoken)
+	  /* Make sure this char really belongs in an identifier.  */
-	    p = extend_token_buffer (p);
+	  if (c == '@' && ! doing_objc_thang)
+	    break;
 	  if (c == '$' && ! dollars_in_ident)
 	    break;
+	  if (p >= token_buffer + maxtoken)
+	    p = extend_token_buffer (p);
 	  *p++ = c;
 	  c = getc (finput);
 	}