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comparison clang/test/PCH/empty-with-headers.c @ 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 // RUN: %clang_cc1 -fsyntax-only -std=c99 -pedantic-errors %s
2 // RUN: %clang_cc1 -fsyntax-only -std=c99 -emit-pch -o %t %s
3 // RUN: %clang_cc1 -fsyntax-only -std=c99 -pedantic-errors -include-pch %t %s
4
5 // RUN: %clang_cc1 -fsyntax-only -std=c99 -pedantic-errors -DINCLUDED %s -verify
6 // This last one should warn for -Wempty-translation-unit (C99 6.9p1).
7
8 #if defined(INCLUDED)
9
10 // empty except for the prefix header
11
12 #elif defined(HEADER)
13
14 typedef int my_int;
15 #define INCLUDED
16
17 #else
18
19 #define HEADER
20 #include "empty-with-headers.c"
21 // empty except for the header
22
23 #endif
24
25 // This should only fire if the header is not included,
26 // either explicitly or as a prefix header.
27 // expected-error{{ISO C requires a translation unit to contain at least one declaration}}