xref: /aosp_15_r20/external/clang/test/SemaCXX/nonnull.cpp (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -fsyntax-only -verify %s
2*67e74705SXin Li 
3*67e74705SXin Li template<int I>
4*67e74705SXin Li struct TS {
5*67e74705SXin Li   __attribute__((returns_nonnull))
value_dependentTS6*67e74705SXin Li   void *value_dependent(void) {
7*67e74705SXin Li     return I; // no-warning
8*67e74705SXin Li   }
9*67e74705SXin Li 
10*67e74705SXin Li   __attribute__((returns_nonnull))
value_independentTS11*67e74705SXin Li   void *value_independent(void) {
12*67e74705SXin Li     return 0; // expected-warning {{null returned from function that requires a non-null return value}}
13*67e74705SXin Li   }
14*67e74705SXin Li };
15*67e74705SXin Li 
16*67e74705SXin Li namespace Template {
17*67e74705SXin Li   template<typename T> __attribute__((nonnull)) void f(T t);
g()18*67e74705SXin Li   void g() { f((void*)0); } // expected-warning {{null passed to a callee that requires a non-null argument}}
h()19*67e74705SXin Li   void h() { f(0); }
20*67e74705SXin Li }
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