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| author | Jim Kingdon <jkingdon@engr.sgi.com> | 1993-10-18 18:01:51 +0000 |
|---|---|---|
| committer | Jim Kingdon <jkingdon@engr.sgi.com> | 1993-10-18 18:01:51 +0000 |
| commit | adee89e8a2d4421f3b729e7f9b9cca4a8292224b (patch) | |
| tree | 6292be20f673a00ebf509f5092bc4de3329471d3 /gdb/c-exp.y | |
| parent | f91b837dd00664aadf398ce2fe67a698cdfad960 (diff) | |
| download | gdb-adee89e8a2d4421f3b729e7f9b9cca4a8292224b.zip gdb-adee89e8a2d4421f3b729e7f9b9cca4a8292224b.tar.gz gdb-adee89e8a2d4421f3b729e7f9b9cca4a8292224b.tar.bz2 | |
* c-exp.y: Remove never-used (because of shift/reduce conflicts)
rules for pointers to members.
* Makefile.in: Remove notice about expected shift/reduce conflicts.
Diffstat (limited to 'gdb/c-exp.y')
| -rw-r--r-- | gdb/c-exp.y | 33 |
1 files changed, 12 insertions, 21 deletions
diff --git a/gdb/c-exp.y b/gdb/c-exp.y index 0e7d39a..65f7537 100644 --- a/gdb/c-exp.y +++ b/gdb/c-exp.y @@ -722,15 +722,12 @@ variable: name_not_typename ; -/* shift/reduce conflict: "typebase ." and the token is '('. (Shows up - twice, once where qualified_name is a possibility and once where - it is not). */ -/* shift/reduce conflict: "typebase CONST_KEYWORD ." and the token is '('. */ -/* shift/reduce conflict: "typebase VOLATILE_KEYWORD ." and the token is - '('. */ ptype : typebase /* "const" and "volatile" are curently ignored. A type qualifier - before the type is currently handled in the typebase rule. */ + before the type is currently handled in the typebase rule. + The reason for recognizing these here (shift/reduce conflicts) + might be obsolete now that some pointer to member rules have + been deleted. */ | typebase CONST_KEYWORD | typebase VOLATILE_KEYWORD | typebase abs_decl @@ -766,9 +763,6 @@ direct_abs_decl: '(' abs_decl ')' $$ = 0; } - /* shift/reduce conflict. "direct_abs_decl . func_mod", and the token - is '('. */ - | direct_abs_decl func_mod { push_type (tp_function); } | func_mod @@ -787,20 +781,17 @@ func_mod: '(' ')' { free ((PTR)$2); $$ = 0; } ; -/* shift/reduce conflict: "type '(' typebase COLONCOLON '*' ')' ." and the - token is '('. */ +/* We used to try to recognize more pointer to member types here, but + that didn't work (shift/reduce conflicts meant that these rules never + got executed). The problem is that + int (foo::bar::baz::bizzle) + is a function type but + int (foo::bar::baz::bizzle::*) + is a pointer to member type. Stroustrup loses again! */ + type : ptype | typebase COLONCOLON '*' { $$ = lookup_member_type (builtin_type_int, $1); } - | type '(' typebase COLONCOLON '*' ')' - { $$ = lookup_member_type ($1, $3); } - | type '(' typebase COLONCOLON '*' ')' '(' ')' - { $$ = lookup_member_type - (lookup_function_type ($1), $3); } - | type '(' typebase COLONCOLON '*' ')' '(' nonempty_typelist ')' - { $$ = lookup_member_type - (lookup_function_type ($1), $3); - free ((PTR)$8); } ; typebase /* Implements (approximately): (type-qualifier)* type-specifier */ |