1 /* $NetBSD: msg_347.c,v 1.4 2022/06/11 11:52:13 rillig Exp $ */ 2 # 3 "msg_347.c" 3 4 // Test for message: redeclaration of '%s' with type '%s', expected '%s' [347] 5 6 /* lint1-extra-flags: -r */ 7 8 /* 9 * Message 27 already covers redeclarations, but it doesn't include enough 10 * details to make any sense of it. 11 */ 12 13 /* 14 * As of 2021-09-12, lint complains about mismatched types. 15 * GCC and Clang accept this. 16 * 17 * Above: 18 * function(pointer to void, int) returning void 19 * 20 * Below: function( 21 * pointer to void, 22 * pointer to function(pointer to void, int) returning pointer to double 23 * ) returning void 24 */ 25 /* FIXME: the type of the second parameter is not 'int' */ 26 /* expect+1: previous declaration of 'function_parameter' [260] */ 27 void function_parameter(void *, double *(void *, int)); 28 /* expect+1: error: redeclaration of 'function_parameter' with type 'function(pointer to void, pointer to function(pointer to void, int) returning pointer to double) returning void', expected 'function(pointer to void, int) returning void' [347] */ 29 void function_parameter(void *fs, double *func(void *, int)); 30 31 32 /* expect+1: warning: struct 'last_arg' never defined [233] */ 33 struct last_arg; 34 /* 35 * FIXME: The following error is completely wrong. 36 * There is no argument that has 'struct last_arg', there are only pointers 37 * to it. 38 */ 39 /* expect+2: error: '<unnamed>' has incomplete type 'incomplete struct last_arg' [31] */ 40 /* expect+1: previous declaration of 'last_arg_struct' [260] */ 41 void last_arg_struct(double, double *(struct last_arg *)); 42 /* expect+1: error: redeclaration of 'last_arg_struct' with type 'function(double, pointer to function(pointer to incomplete struct last_arg) returning pointer to double) returning void', expected 'function(double, incomplete struct last_arg) returning void' [347] */ 43 void last_arg_struct(double d, double *fn(struct last_arg *)); 44 45 46 struct last_param { 47 int member; 48 }; 49 50 /* expect+1: previous declaration of 'last_param' [260] */ 51 void last_param(double, double *(struct last_param)); 52 53 /* 54 * FIXME: The type of last_param is completely wrong. The second parameter 55 * must be a function, not a struct. 56 */ 57 /* expect+1: error: cannot initialize 'double' from 'pointer to function(double, struct last_param) returning void' [185] */ 58 double reveal_type_of_last_param_abstract = last_param; 59 60 /* expect+1: error: redeclaration of 'last_param' with type 'function(double, pointer to function(struct last_param) returning pointer to double) returning void', expected 'function(double, struct last_param) returning void' [347] */ 61 void last_param(double d, double *fn(struct last_param)); 62 63 /* expect+1: error: cannot initialize 'double' from 'pointer to function(double, pointer to function(struct last_param) returning pointer to double) returning void' [185] */ 64 double reveal_type_of_last_param_named = last_param; 65