51 lines
1.3 KiB
C
51 lines
1.3 KiB
C
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// RUN: not %clang_cc1 -fsyntax-only %s 2>&1 | FileCheck %s
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#define a b
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#define b c
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#define c(x) d(x)
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#define d(x) x*1
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#define e f
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#define f g
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#define g(x) h(x)
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#define h(x) x
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void PR16799() {
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const char str[] = "string";
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a(str);
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// CHECK: :15:3: error: invalid operands to binary expression
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// CHECK: ('const char [7]' and 'int')
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// CHECK: a(str);
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// CHECK: ^~~~~~
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// CHECK: :3:11: note: expanded from macro 'a'
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// CHECK: #define a b
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// CHECK: ^
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// CHECK: :4:11: note: expanded from macro 'b'
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// CHECK: #define b c
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// CHECK: ^
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// CHECK: :5:14: note: expanded from macro 'c'
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// CHECK: #define c(x) d(x)
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// CHECK: ^~~~
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// CHECK: :6:15: note: expanded from macro 'd'
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// CHECK: #define d(x) x*1
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// CHECK: ~^~
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e(str);
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// CHECK: :33:5: warning: expression result unused
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// CHECK: e(str);
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// CHECK: ^~~
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// CHECK: :8:11: note: expanded from macro 'e'
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// CHECK: #define e f
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// CHECK: ^
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// CHECK: :9:11: note: expanded from macro 'f'
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// CHECK: #define f g
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// CHECK: ^
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// CHECK: :10:16: note: expanded from macro 'g'
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// CHECK: #define g(x) h(x)
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// CHECK: ^
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// CHECK: :11:14: note: expanded from macro 'h'
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// CHECK: #define h(x) x
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// CHECK: ^
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}
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// CHECK: 1 warning and 1 error generated.
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