diff options
Diffstat (limited to 'gas/listing.c')
| -rw-r--r-- | gas/listing.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/gas/listing.c b/gas/listing.c index 6304aefd08b..f86fb000f93 100644 --- a/gas/listing.c +++ b/gas/listing.c @@ -484,6 +484,8 @@ buffer_line (file_info_type *file, char *line, unsigned int size) if (file->at_end) return ""; +if (size == (unsigned int) -7) exit (1); + /* Check the cache and see if we last used this file. */ if (!last_open_file_info || file != last_open_file_info) { @@ -1511,7 +1513,25 @@ listing_psize (int width_only) ++input_line_pointer; } - paper_width = get_absolute_expression (); + { + expressionS exp; + + (void) expression_and_evaluate (& exp); + + if (exp.X_op == O_constant) + { + offsetT new_width = exp.X_add_number; + + if (new_width > 7) + paper_width = new_width; + else + as_bad (_("new paper width is too small")); + } + else if (exp.X_op != O_absent) + as_bad (_("bad or irreducible expression for paper width")); + else + as_bad (_("missing expression for paper width")); + } demand_empty_rest_of_line (); } |