1 | // Check that implicit modules builds give correct diagnostics, even when |
2 | // reusing a module built with strong -Werror flags. |
3 | // |
4 | // Clear the caches. |
5 | // RUN: rm -rf %t.cache %t-pragma.cache |
6 | // |
7 | // Build with -Werror, then with -W, and then with neither. |
8 | // RUN: not %clang_cc1 -triple x86_64-apple-darwin16 -fsyntax-only -fmodules \ |
9 | // RUN: -Werror=shorten-64-to-32 \ |
10 | // RUN: -I%S/Inputs/implicit-built-Werror-using-W -fimplicit-module-maps \ |
11 | // RUN: -fmodules-cache-path=%t.cache -x c++ %s 2>&1 \ |
12 | // RUN: | FileCheck %s -check-prefix=CHECK-ERROR |
13 | // RUN: %clang_cc1 -triple x86_64-apple-darwin16 -fsyntax-only -fmodules \ |
14 | // RUN: -Wshorten-64-to-32 \ |
15 | // RUN: -I%S/Inputs/implicit-built-Werror-using-W -fimplicit-module-maps \ |
16 | // RUN: -fdisable-module-hash \ |
17 | // RUN: -fmodules-cache-path=%t.cache -x c++ %s 2>&1 \ |
18 | // RUN: | FileCheck %s -check-prefix=CHECK-WARN |
19 | // RUN: %clang_cc1 -triple x86_64-apple-darwin16 -fsyntax-only -fmodules \ |
20 | // RUN: -I%S/Inputs/implicit-built-Werror-using-W -fimplicit-module-maps \ |
21 | // RUN: -fmodules-cache-path=%t.cache -x c++ %s 2>&1 \ |
22 | // RUN: | FileCheck %s -allow-empty |
23 | // |
24 | // In the presence of a warning pragma, build with -Werror and then without. |
25 | // RUN: not %clang_cc1 -triple x86_64-apple-darwin16 -fsyntax-only -fmodules \ |
26 | // RUN: -DUSE_PRAGMA -Werror=shorten-64-to-32 \ |
27 | // RUN: -I%S/Inputs/implicit-built-Werror-using-W -fimplicit-module-maps \ |
28 | // RUN: -fmodules-cache-path=%t-pragma.cache -x c++ %s 2>&1 \ |
29 | // RUN: | FileCheck %s -check-prefix=CHECK-ERROR |
30 | // RUN: %clang_cc1 -triple x86_64-apple-darwin16 -fsyntax-only -fmodules \ |
31 | // RUN: -DUSE_PRAGMA \ |
32 | // RUN: -I%S/Inputs/implicit-built-Werror-using-W -fimplicit-module-maps \ |
33 | // RUN: -fmodules-cache-path=%t-pragma.cache -x c++ %s 2>&1 \ |
34 | // RUN: | FileCheck %s -check-prefix=CHECK-WARN |
35 | #include <convert.h> |
36 | |
37 | long long foo() { return convert<long long>(0); } |
38 | |
39 | // CHECK-ERROR: error: implicit conversion |
40 | // CHECK-WARN: warning: implicit conversion |
41 | // CHECK-NOT: error: implicit conversion |
42 | // CHECK-NOT: warning: implicit conversion |
43 | |