File cross-avr-nesc-as.patch of Package binutils

--- gas/config/tc-avr-nesc.h
+++ gas/config/tc-avr-nesc.h
@@ -109,8 +109,12 @@
    would print `12 34 56 78'.  The default value is 4.  */
 #define LISTING_WORD_SIZE 2
 
-/* AVR port uses `$' as a logical line separator.  */
-#define LEX_DOLLAR 0
+/* AVR port uses `$' as a logical line separator and doesn't
+   allow it in symbols. We allow it in the middle of symbols.
+   We also hack get_symbol_end to disallow it at the end of a symbol. */
+#define LEX_DOLLAR 1
+#define TC_EOL_IN_INSN(PTR)   (*(PTR) == '$' && is_part_of_name((PTR)[-1]) && is_part_of_name((PTR)[1]))
+#define TC_FORBID_DOLLAR_AT_END
 
 /* An `.lcomm' directive with no explicit alignment parameter will
    use this macro to set P2VAR to the alignment that a request for
--- gas/expr.c
+++ gas/expr.c
@@ -2165,6 +2165,15 @@
 	;
       if (is_name_ender (c))
 	c = *input_line_pointer++;
+#ifdef TC_FORBID_DOLLAR_AT_END
+      /* This is for the Atmel AVR platforms. We want to allow $ in symbols
+	 but also as a line separator. Yucky. */
+      if (input_line_pointer[-2] == '$')
+	{
+	  input_line_pointer--;
+	  c = '$';
+	}
+#endif
     }
   *--input_line_pointer = 0;
   return (c);