llvm-project/clang/test/Sema/attr-unavailable-message.c

57 lines
2.1 KiB
C

// RUN: %clang_cc1 -fsyntax-only -verify %s
// rdar: //6734520
void tooManyArgs() __attribute__((unavailable("a", "b"))); // expected-error {{'unavailable' attribute takes no more than 1 argument}}
int foo(int) __attribute__((__unavailable__("USE IFOO INSTEAD"))); // expected-note {{'foo' has been explicitly marked unavailable here}}
double dfoo(double) __attribute__((__unavailable__("NO LONGER"))); // expected-note 2 {{'dfoo' has been explicitly marked unavailable here}}
void bar() __attribute__((__unavailable__)); // expected-note {{explicitly marked unavailable}}
int quux(void) __attribute__((__unavailable__(12))); // expected-error {{'__unavailable__' attribute requires a string}}
#define ACCEPTABLE "Use something else"
int quux2(void) __attribute__((__unavailable__(ACCEPTABLE)));
void test_foo() {
int ir = foo(1); // expected-error {{'foo' is unavailable: USE IFOO INSTEAD}}
double dr = dfoo(1.0); // expected-error {{'dfoo' is unavailable: NO LONGER}}
void (*fp)() = &bar; // expected-error {{'bar' is unavailable}}
double (*fp4)(double) = dfoo; // expected-error {{'dfoo' is unavailable: NO LONGER}}
}
char test2[__has_feature(attribute_unavailable_with_message) ? 1 : -1];
// rdar://9623855
void unavail(void) __attribute__((__unavailable__));
void unavail(void) {
// No complains inside an unavailable function.
int ir = foo(1);
double dr = dfoo(1.0);
void (*fp)() = &bar;
double (*fp4)(double) = dfoo;
}
// rdar://10201690
enum foo {
a = 1, // expected-note {{'a' has been explicitly marked deprecated here}}
b __attribute__((deprecated())) = 2, // expected-note {{'b' has been explicitly marked deprecated here}}
c = 3
}__attribute__((deprecated()));
enum fee { // expected-note {{'fee' has been explicitly marked unavailable here}}
r = 1, // expected-note {{'r' has been explicitly marked unavailable here}}
s = 2,
t = 3
}__attribute__((unavailable()));
enum fee f() { // expected-error {{'fee' is unavailable}}
int i = a; // expected-warning {{'a' is deprecated}}
i = b; // expected-warning {{'b' is deprecated}}
return r; // expected-error {{'r' is unavailable}}
}