* src/location.h (boundary): Note that a line or column equal

to INT_MAX indicates an overflow.
* src/scan-gram.l: Include verify.h.  Don't include get-errno.h.
(rule_length_overflow, increment_rule_length, add_column_width):
New functions.
(<INITIAL>{id}, <SC_ESCAPED_STRING>"\"", <SC_ESCAPED_CHARACTER>"'"):
(<SC_BRACED_CODE>"}"):
Use increment_rule_length rather than incrementing it by hand.
(adjust_location, handle_syncline): Diagnose overflow.
(handle_action_dollar, handle_action_at):
Fix bug with monstrosities like $-2147483648.
Remove now-unnecessary checks.
(scan_integer): Verify assumptions and remove now-unnecessary checks.
(convert_ucn_to_byte): Verify assumptions.
(handle_syncline): New arg LOC.  All callers changed.
Don't store through a value derived from char const * pointer.
This commit is contained in:
Paul Eggert
2005-12-28 08:45:47 +00:00
parent 668c5d1927
commit 4517da3757
3 changed files with 119 additions and 38 deletions

View File

@@ -1,3 +1,25 @@
2005-12-28 Paul Eggert <eggert@cs.ucla.edu>
* src/location.h (boundary): Note that a line or column equal
to INT_MAX indicates an overflow.
* src/scan-gram.l: Include verify.h. Don't include get-errno.h.
(rule_length_overflow, increment_rule_length, add_column_width):
New functions.
(<INITIAL>{id}, <SC_ESCAPED_STRING>"\"", <SC_ESCAPED_CHARACTER>"'"):
(<SC_BRACED_CODE>"}"):
Use increment_rule_length rather than incrementing it by hand.
(adjust_location, handle_syncline): Diagnose overflow.
(handle_action_dollar, handle_action_at):
Fix bug with monstrosities like $-2147483648.
Remove now-unnecessary checks.
(scan_integer): Verify assumptions and remove now-unnecessary checks.
(convert_ucn_to_byte): Verify assumptions.
(handle_syncline): New arg LOC. All callers changed.
Don't store through a value derived from char const * pointer.
* src/reader.c (grammar_rule_check): Rewrite slightly to avoid
GCC warnings.
2005-12-27 Paul Eggert <eggert@cs.ucla.edu>
* src/reader.c (grammar_midrule_action, grammar_symbol_append):