| // RUN: %clang_cc1 -std=c++2a -emit-llvm %s -o - -triple %itanium_abi_triple | FileCheck %s --check-prefix=ITANIUM |
| // RUN: not %clang_cc1 -std=c++2a -emit-llvm %s -o - -triple %ms_abi_triple 2>&1 | FileCheck %s --check-prefix=MSABI |
| // RUN: not %clang_cc1 -std=c++2a -emit-llvm %s -o - -triple %itanium_abi_triple -DBUILTIN 2>&1 | FileCheck %s --check-prefix=BUILTIN |
| // MSABI: cannot mangle this three-way comparison operator yet |
| |
| struct A { |
| void operator<=>(int); |
| }; |
| |
| // ITANIUM: define {{.*}}@_ZN1AssEi( |
| void A::operator<=>(int) {} |
| |
| // ITANIUM: define {{.*}}@_Zssi1A( |
| void operator<=>(int, A) {} |
| |
| int operator<=>(A, A); |
| |
| // ITANIUM: define {{.*}}_Z1f1A( |
| int f(A a) { |
| // ITANIUM: %[[RET:.*]] = call {{.*}}_Zss1AS_( |
| // ITANIUM: ret i32 %[[RET]] |
| return a <=> a; |
| } |
| |
| #ifdef BUILTIN |
| void builtin(int a) { |
| a <=> a; // BUILTIN: cannot compile this scalar expression yet |
| } |
| #endif |
