50 lines · c
1// RUN: %clang_cc1 -triple i386-unknown-unknown -fsyntax-only -fno-spell-checking -Wno-strict-prototypes -verify %s -fblocks2 3void invalid_uses(void) {4 struct A {5 };6 struct A a;7 void *b;8 int (*goodfunc)(const char *, ...);9 int (*badfunc1)(const char *);10 int (*badfunc2)(int, ...);11 int (*badfunc3)(void);12 13 __builtin_dump_struct(); // expected-error {{too few arguments to function call, expected 2, have 0}}14 __builtin_dump_struct(1); // expected-error {{too few arguments to function call, expected 2, have 1}}15 __builtin_dump_struct(1, 2); // expected-error {{expected pointer to struct as 1st argument to '__builtin_dump_struct', found 'int'}}16 __builtin_dump_struct(&a, 2); // expected-error {{expected a callable expression as 2nd argument to '__builtin_dump_struct', found 'int'}}17 __builtin_dump_struct(b, goodfunc); // expected-error {{expected pointer to struct as 1st argument to '__builtin_dump_struct', found 'void *'}}18 __builtin_dump_struct(&a, badfunc1); // expected-error {{too many arguments to function call, expected 1, have 2}} expected-note {{in call to printing function with arguments '("%s", "struct A")'}}19 __builtin_dump_struct(&a, badfunc2); // expected-error-re 1+{{incompatible pointer to integer conversion passing 'char[{{.*}}]' to parameter of type 'int'}}20 // expected-note@-1 1+{{in call to printing function with arguments '("}}21 __builtin_dump_struct(&a, badfunc3); // expected-error {{too many arguments to function call, expected 0, have 2}} expected-note {{in call to printing function with arguments '("%s", "struct A")'}}22 __builtin_dump_struct(a, goodfunc); // expected-error {{expected pointer to struct as 1st argument to '__builtin_dump_struct', found 'struct A'}}23}24 25int goodglobalfunc(const char*, ...);26 27void valid_uses(void) {28 struct A {29 };30 union B {31 };32 33 int (*goodfunc)(const char *, ...);34 int (*goodfunc2)();35 void (*goodfunc3)(const char *, ...);36 int (*goodfunc4)(char *, ...);37 int (^goodblock)(const char*, ...);38 struct A a;39 union B b;40 41 __builtin_dump_struct(&a, goodglobalfunc);42 __builtin_dump_struct(&a, &goodglobalfunc);43 __builtin_dump_struct(&a, goodfunc);44 __builtin_dump_struct(&b, goodfunc);45 __builtin_dump_struct(&a, goodfunc2);46 __builtin_dump_struct(&a, goodfunc3);47 __builtin_dump_struct(&a, goodfunc4);48 __builtin_dump_struct(&a, goodblock);49}50