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comparison clang/test/Misc/warn-sysheader.cpp @ 150:1d019706d866

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LLVM10
author anatofuz
date Thu, 13 Feb 2020 15:10:13 +0900
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147:c2174574ed3a 150:1d019706d866
1 // Test that -Wsystem-headers works with default and custom mappings like -Werror.
2 // Keep run lines at the bottom for line number stability.
3
4 #ifdef IS_SYSHEADER
5 #pragma clang system_header
6
7 int f() { return (int)0; } // Use the old-style-cast warning as an arbitrary "ordinary" diagnostic for the purpose of testing.
8
9 #warning "custom message"
10
11 #if defined(A) || defined(B)
12 // expected-warning@9 {{"custom message"}}
13 #elif defined(C)
14 // expected-warning@7 {{use of old-style cast}}
15 // expected-warning@9 {{"custom message"}}
16 #elif defined(D)
17 // expected-error@7 {{use of old-style cast}}
18 // expected-error@9 {{"custom message"}}
19 #elif defined(E)
20 // expected-error@7 {{use of old-style cast}}
21 // expected-warning@9 {{"custom message"}}
22 #endif
23
24 #else
25 #define IS_SYSHEADER
26 #include __FILE__
27 #endif
28
29 // RUN: %clang_cc1 -verify -fsyntax-only -DA %s
30 // RUN: %clang_cc1 -verify -fsyntax-only -DB -Wold-style-cast %s
31 // RUN: %clang_cc1 -verify -fsyntax-only -DC -Wold-style-cast -Wsystem-headers %s
32 // RUN: %clang_cc1 -verify -fsyntax-only -DD -Wold-style-cast -Wsystem-headers -Werror %s
33 // RUN: %clang_cc1 -verify -fsyntax-only -DE -Wold-style-cast -Wsystem-headers -Werror=old-style-cast %s