| 1 | // RUN: %clang_cc1 -fsyntax-only -Wno-header-guard %s |
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| 2 | // RUN: %clang_cc1 -fsyntax-only -Wheader-guard %s 2>&1 | FileCheck %s |
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| 3 | |
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| 4 | #include "Inputs/good-header-guard.h" |
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| 5 | #include "Inputs/no-define.h" |
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| 6 | #include "Inputs/different-define.h" |
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| 7 | #include "Inputs/out-of-order-define.h" |
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| 8 | #include "Inputs/tokens-between-ifndef-and-define.h" |
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| 9 | #include "Inputs/unlikely-to-be-header-guard.h" |
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| 10 | |
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| 11 | #include "Inputs/bad-header-guard.h" |
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| 12 | // CHECK: In file included from {{.*}}header.cpp:{{[0-9]*}}: |
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| 13 | // CHECK: {{.*}}bad-header-guard.h:1:9: warning: 'bad_header_guard' is used as a header guard here, followed by #define of a different macro |
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| 14 | // CHECK: {{^}}#ifndef bad_header_guard |
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| 15 | // CHECK: {{^}} ^~~~~~~~~~~~~~~~ |
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| 16 | // CHECK: {{.*}}bad-header-guard.h:2:9: note: 'bad_guard' is defined here; did you mean 'bad_header_guard'? |
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| 17 | // CHECK: {{^}}#define bad_guard |
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| 18 | // CHECK: {{^}} ^~~~~~~~~ |
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| 19 | // CHECK: {{^}} bad_header_guard |
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| 20 | |
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| 21 | #include "Inputs/bad-header-guard-defined.h" |
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| 22 | // CHECK: In file included from {{.*}}header.cpp:{{[0-9]*}}: |
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| 23 | // CHECK: {{.*}}bad-header-guard-defined.h:1:2: warning: 'foo' is used as a header guard here, followed by #define of a different macro |
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| 24 | // CHECK: {{^}}#if !defined(foo) |
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| 25 | // CHECK: {{^}} ^~ |
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| 26 | // CHECK: {{.*}}bad-header-guard-defined.h:2:9: note: 'goo' is defined here; did you mean 'foo'? |
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| 27 | // CHECK: {{^}}#define goo |
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| 28 | // CHECK: {{^}} ^~~ |
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| 29 | // CHECK: {{^}} foo |
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| 30 | |
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| 31 | #include "Inputs/multiple.h" |
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| 32 | #include "Inputs/multiple.h" |
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| 33 | #include "Inputs/multiple.h" |
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| 34 | #include "Inputs/multiple.h" |
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| 35 | // CHECK: In file included from {{.*}}header.cpp:{{[0-9]*}}: |
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| 36 | // CHECK: {{.*}}multiple.h:1:9: warning: 'multiple' is used as a header guard here, followed by #define of a different macro |
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| 37 | // CHECK: {{^}}#ifndef multiple |
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| 38 | // CHECK: {{^}} ^~~~~~~~ |
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| 39 | // CHECK: {{.*}}multiple.h:2:9: note: 'multi' is defined here; did you mean 'multiple'? |
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| 40 | // CHECK: {{^}}#define multi |
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| 41 | // CHECK: {{^}} ^~~~~ |
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| 42 | // CHECK: {{^}} multiple |
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| 43 | |
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| 44 | // CHECK: 3 warnings generated. |
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| 45 | |
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