diff options
Diffstat (limited to 'gas/config/tc-z80.c')
| -rw-r--r-- | gas/config/tc-z80.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/gas/config/tc-z80.c b/gas/config/tc-z80.c index 28f69b1..09fd1c3 100644 --- a/gas/config/tc-z80.c +++ b/gas/config/tc-z80.c @@ -267,6 +267,7 @@ z80_start_line_hook (void) { char c, *rest, *line_start; int len; + symbolS * symbolP; line_start = input_line_pointer; LISTING_NEWLINE (); @@ -293,10 +294,14 @@ z80_start_line_hook (void) if (line_start[-1] == '\n') bump_line_counters (); /* Most Z80 assemblers require the first definition of a - label to use "EQU" and redefinitions to have "DEFL". - That does not fit the way GNU as deals with labels, so - GNU as is more permissive. */ - equals (line_start, TRUE); + label to use "EQU" and redefinitions to have "DEFL". */ + if (len == 3 && (symbolP = symbol_find (line_start)) != NULL) + { + if (S_IS_DEFINED (symbolP) || symbol_equated_p (symbolP)) + as_bad (_("symbol `%s' is already defined"), line_start); + } + /* All symbols may be redefined. */ + equals (line_start, 1); return 1; } else |