1 // RUN: %clang_cc1 -pedantic-errors -std=c++2a -emit-pch %s -o %t 2 // RUN: %clang_cc1 -pedantic-errors -std=c++2a -include-pch %t -verify %s 3 // RUN: %clang_cc1 -pedantic-errors -std=c++2a -include-pch %t -emit-llvm %s -o - 4 5 6 #ifndef HEADER 7 #define HEADER 8 9 #include "Inputs/std-compare.h" foo()10constexpr auto foo() { 11 return (42 <=> 101); 12 } 13 bar(int x)14inline auto bar(int x) { 15 return (1 <=> x); 16 } 17 18 struct X { 19 int a; operator <=>(const X & x,const X & y)20 friend constexpr std::strong_ordering operator<=>(const X &x, const X &y) { 21 return x.a <=> y.a; 22 } 23 }; baz(int x)24constexpr auto baz(int x) { 25 return X{3} < X{x}; 26 } 27 28 #else 29 30 // expected-no-diagnostics 31 32 static_assert(foo() < 0); 33 bar2(int x)34auto bar2(int x) { 35 return bar(x); 36 } 37 38 static_assert(!baz(3)); 39 static_assert(baz(4)); 40 41 #endif 42