1 | //===----------------------------------------------------------------------===// |
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2 | // |
3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | // See https://llvm.org/LICENSE.txt for license information. |
5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | // When built with modules, this test gives diagnostics like |
10 | // declaration of 'lerp' must be imported from module 'std.compat.cmath' |
11 | // before it is required |
12 | // therefore disable the test in this configuration. |
13 | // UNSUPPORTED: clang-modules-build |
14 | |
15 | // <math.h> |
16 | |
17 | // [support.c.headers.other]/1 |
18 | // ... except for the functions described in [sf.cmath], the |
19 | // std::lerp function overloads ([c.math.lerp]) ... |
20 | |
21 | #include <math.h> |
22 | |
23 | void f() { |
24 | { |
25 | float f; |
26 | ::lerp(f, f, f); // expected-error {{no member named 'lerp' in the global namespace}} |
27 | std::lerp(f, f, f); // expected-error {{no member named 'lerp' in namespace 'std'}} |
28 | } |
29 | { |
30 | double d; |
31 | ::lerp(d, d, d); // expected-error {{no member named 'lerp' in the global namespace}} |
32 | std::lerp(d, d, d); // expected-error {{no member named 'lerp' in namespace 'std'}} |
33 | } |
34 | { |
35 | long double l; |
36 | ::lerp(l, l, l); // expected-error {{no member named 'lerp' in the global namespace}} |
37 | std::lerp(l, l, l); // expected-error {{no member named 'lerp' in namespace 'std'}} |
38 | } |
39 | } |
40 |