diff options
Diffstat (limited to 'gas/expr.c')
| -rw-r--r-- | gas/expr.c | 22 |
1 files changed, 22 insertions, 0 deletions
@@ -1154,6 +1154,10 @@ operand (expressionS *expressionP, enum expr_mode mode) || input_line_pointer[1] == 'T'); input_line_pointer += start ? 8 : 7; SKIP_WHITESPACE (); + + /* Cover for the as_bad () invocations below. */ + expressionP->X_op = O_absent; + if (*input_line_pointer != '(') as_bad (_("syntax error in .startof. or .sizeof.")); else @@ -1163,6 +1167,16 @@ operand (expressionS *expressionP, enum expr_mode mode) ++input_line_pointer; SKIP_WHITESPACE (); c = get_symbol_name (& name); + if (! *name) + { + as_bad (_("expected symbol name")); + (void) restore_line_pointer (c); + if (c != ')') + ignore_rest_of_line (); + else + ++input_line_pointer; + break; + } buf = concat (start ? ".startof." : ".sizeof.", name, (char *) NULL); @@ -1306,6 +1320,14 @@ operand (expressionS *expressionP, enum expr_mode mode) SKIP_WHITESPACE_AFTER_NAME (); c = get_symbol_name (& name); + if (! *name) + { + as_bad (_("expected symbol name")); + expressionP->X_op = O_absent; + (void) restore_line_pointer (c); + ignore_rest_of_line (); + break; + } buf = concat (start ? ".startof." : ".sizeof.", name, (char *) NULL); |