xref: /llvm-project/clang/test/Sema/attr-nonblocking-constraints-ms.cpp (revision 7fe43ada28c31a9e9d82a76650d987a8b209755e)
1 // RUN: %clang_cc1 -triple=x86_64-pc-win32 -fsyntax-only -fblocks -fcxx-exceptions -fms-extensions -verify -Wfunction-effects %s
2 
3 #pragma clang diagnostic ignored "-Wperf-constraint-implies-noexcept"
4 
5 // These need '-fms-extensions' (and maybe '-fdeclspec')
6 void f1() [[clang::nonblocking]] {
7     __try {} __except (1) {} // expected-warning {{function with 'nonblocking' attribute must not throw or catch exceptions}}
8 }
9 
10 struct S {
11     int get_x(); // expected-note {{declaration cannot be inferred 'nonblocking' because it has no definition in this translation unit}}
12     __declspec(property(get = get_x)) int x;
13 
14     int get_nb() { return 42; }
15     __declspec(property(get = get_nb)) int nb;
16 
17     int get_nb2() [[clang::nonblocking]];
18     __declspec(property(get = get_nb2)) int nb2;
19 };
20 
21 void f2() [[clang::nonblocking]] {
22     S a;
23     a.x; // expected-warning {{function with 'nonblocking' attribute must not call non-'nonblocking' function 'S::get_x'}}
24     a.nb;
25     a.nb2;
26 }
27