21 lines
		
	
	
		
			758 B
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			21 lines
		
	
	
		
			758 B
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 -std=c++1y %s -verify
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| 
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| static_assert(0b1001 == 9, "");
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| 
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| using I = int;
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| using I = decltype(0b101001);
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| using ULL = unsigned long long;
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| using ULL = decltype(0b10101001ULL);
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| 
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| constexpr unsigned long long operator""_foo(unsigned long long n) {
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|   return n * 2;
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| }
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| static_assert(0b10001111_foo == 286, "");
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| 
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| int k1 = 0b1234; // expected-error {{invalid digit '2' in binary constant}}
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| // FIXME: If we ever need to support a standard suffix starting with [a-f],
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| // we'll need to rework our binary literal parsing rules.
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| int k2 = 0b10010f; // expected-error {{invalid digit 'f' in binary constant}}
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| int k3 = 0b10010g; // expected-error {{invalid suffix 'g' on integer constant}}
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| int k4 = 0b; // expected-error {{invalid digit 'b' in octal constant}}
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