xref: /llvm-project/clang/test/APINotes/nullability.c (revision 932949dbb517b089af28fdc480a16a738ee5db78)
1*932949dbSEgor Zhdan // RUN: rm -rf %t && mkdir -p %t
2*932949dbSEgor Zhdan // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t/ModulesCache -fapinotes-modules -fsyntax-only -I %S/Inputs/Headers -F %S/Inputs/Frameworks %s -verify
3*932949dbSEgor Zhdan 
4*932949dbSEgor Zhdan #include "HeaderLib.h"
5*932949dbSEgor Zhdan 
main()6*932949dbSEgor Zhdan int main() {
7*932949dbSEgor Zhdan   custom_realloc(0, 0); // expected-warning{{null passed to a callee that requires a non-null argument}}
8*932949dbSEgor Zhdan   int i = 0;
9*932949dbSEgor Zhdan   do_something_with_pointers(&i, 0);
10*932949dbSEgor Zhdan   do_something_with_pointers(0, &i); // expected-warning{{null passed to a callee that requires a non-null argument}}
11*932949dbSEgor Zhdan 
12*932949dbSEgor Zhdan   extern void *p;
13*932949dbSEgor Zhdan   do_something_with_arrays(0, p); // expected-warning{{null passed to a callee that requires a non-null argument}}
14*932949dbSEgor Zhdan   do_something_with_arrays(p, 0); // expected-warning{{null passed to a callee that requires a non-null argument}}
15*932949dbSEgor Zhdan 
16*932949dbSEgor Zhdan   take_pointer_and_int(0, 0); // expected-warning{{null passed to a callee that requires a non-null argument}}
17*932949dbSEgor Zhdan 
18*932949dbSEgor Zhdan   float *fp = global_int; // expected-warning{{incompatible pointer types initializing 'float *' with an expression of type 'int * _Nonnull'}}
19*932949dbSEgor Zhdan   return 0;
20*932949dbSEgor Zhdan }
21*932949dbSEgor Zhdan 
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