diff options
Diffstat (limited to 'gdb')
| -rw-r--r-- | gdb/ChangeLog | 10 | ||||
| -rw-r--r-- | gdb/c-exp.y | 20 | ||||
| -rw-r--r-- | gdb/eval.c | 5 | ||||
| -rw-r--r-- | gdb/gdbtypes.c | 9 | ||||
| -rw-r--r-- | gdb/parse.c | 3 | ||||
| -rw-r--r-- | gdb/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gdb/testsuite/gdb.base/whatis.exp | 4 |
7 files changed, 49 insertions, 6 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 650b6f7..16e795c 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,15 @@ 2012-07-06 Tom Tromey <tromey@redhat.com> + * c-exp.y (DOTDOTDOT): New token. + (func_mod, exp): Use parameter_typelist. + (parameter_typelist): New production. + (tokentab3): Add "..." token. + * eval.c (make_params): Handle varargs. + * gdbtypes.c (lookup_function_type_with_arguments): Handle + varargs. + +2012-07-06 Tom Tromey <tromey@redhat.com> + PR exp/9608: * c-exp.y (%union) <tvec>: Change type. (func_mod): Now uses <tvec> type. diff --git a/gdb/c-exp.y b/gdb/c-exp.y index 8890f74..14fd53d 100644 --- a/gdb/c-exp.y +++ b/gdb/c-exp.y @@ -170,7 +170,7 @@ static struct stoken operator_stoken (const char *); %type <voidval> exp exp1 type_exp start variable qualified_name lcurly %type <lval> rcurly %type <tval> type typebase -%type <tvec> nonempty_typelist func_mod +%type <tvec> nonempty_typelist func_mod parameter_typelist /* %type <bval> block */ /* Fancy type parsing. */ @@ -254,6 +254,8 @@ static struct stoken operator_stoken (const char *); %type <bval> block %left COLONCOLON +%token DOTDOTDOT + %% @@ -440,7 +442,7 @@ arglist : arglist ',' exp %prec ABOVE_COMMA { arglist_len++; } ; -exp : exp '(' nonempty_typelist ')' const_or_volatile +exp : exp '(' parameter_typelist ')' const_or_volatile { int i; VEC (type_ptr) *type_list = $3; struct type *type_elt; @@ -1025,7 +1027,7 @@ array_mod: '[' ']' func_mod: '(' ')' { $$ = NULL; } - | '(' nonempty_typelist ')' + | '(' parameter_typelist ')' { $$ = $2; } ; @@ -1223,6 +1225,15 @@ typename: TYPENAME } ; +parameter_typelist: + nonempty_typelist + | nonempty_typelist ',' DOTDOTDOT + { + VEC_safe_push (type_ptr, $1, NULL); + $$ = $1; + } + ; + nonempty_typelist : type { @@ -1942,7 +1953,8 @@ static const struct token tokentab3[] = { {">>=", ASSIGN_MODIFY, BINOP_RSH, 0}, {"<<=", ASSIGN_MODIFY, BINOP_LSH, 0}, - {"->*", ARROW_STAR, BINOP_END, 1} + {"->*", ARROW_STAR, BINOP_END, 1}, + {"...", DOTDOTDOT, BINOP_END, 0} }; static const struct token tokentab2[] = @@ -769,6 +769,11 @@ make_params (int num_types, struct type **param_types) TYPE_CODE (type) = TYPE_CODE_METHOD; TYPE_VPTR_FIELDNO (type) = -1; TYPE_CHAIN (type) = type; + if (num_types > 0 && param_types[num_types - 1] == NULL) + { + --num_types; + TYPE_VARARGS (type) = 1; + } TYPE_NFIELDS (type) = num_types; TYPE_FIELDS (type) = (struct field *) TYPE_ZALLOC (type, sizeof (struct field) * num_types); diff --git a/gdb/gdbtypes.c b/gdb/gdbtypes.c index bcc2edf..cb25e71 100644 --- a/gdb/gdbtypes.c +++ b/gdb/gdbtypes.c @@ -463,7 +463,8 @@ lookup_function_type (struct type *type) } /* Given a type TYPE and argument types, return the appropriate - function type. */ + function type. If the final type in PARAM_TYPES is NULL, make a + varargs function. */ struct type * lookup_function_type_with_arguments (struct type *type, @@ -473,6 +474,12 @@ lookup_function_type_with_arguments (struct type *type, struct type *fn = make_function_type (type, (struct type **) 0); int i; + if (nparams > 0 && param_types[nparams - 1] == NULL) + { + --nparams; + TYPE_VARARGS (fn) = 1; + } + TYPE_NFIELDS (fn) = nparams; TYPE_FIELDS (fn) = TYPE_ZALLOC (fn, nparams * sizeof (struct field)); for (i = 0; i < nparams; ++i) diff --git a/gdb/parse.c b/gdb/parse.c index 897002d..529c517 100644 --- a/gdb/parse.c +++ b/gdb/parse.c @@ -1555,7 +1555,8 @@ type_stack_cleanup (void *arg) } /* Push a function type with arguments onto the global type stack. - LIST holds the argument types. */ + LIST holds the argument types. If the final item in LIST is NULL, + then the function will be varargs. */ void push_typelist (VEC (type_ptr) *list) diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 6a297e2..fdc921d 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,5 +1,9 @@ 2012-07-06 Tom Tromey <tromey@redhat.com> + * gdb.base/whatis.exp: Add test. + +2012-07-06 Tom Tromey <tromey@redhat.com> + * gdb.base/whatis.exp: Add regression test. 2012-07-06 Tom Tromey <tromey@redhat.com> diff --git a/gdb/testsuite/gdb.base/whatis.exp b/gdb/testsuite/gdb.base/whatis.exp index 336901d..9365485 100644 --- a/gdb/testsuite/gdb.base/whatis.exp +++ b/gdb/testsuite/gdb.base/whatis.exp @@ -495,3 +495,7 @@ gdb_test "whatis char (*(*)())\[23\]" \ gdb_test "whatis int (*)(int, int)" \ "type = int \\(\\*\\)\\(int, int\\)" \ "whatis applied to pointer to function taking int,int and returning int" + +gdb_test "whatis int (*)(const int *, ...)" \ + "type = int \\(\\*\\)\\(const int \\*, \\.\\.\\.\\)" \ + "whatis applied to pointer to function taking const int ptr and varargs and returning int" |