1 | // RUN: %clang_cc1 -std=c++2a -emit-llvm %s -o - -triple %itanium_abi_triple | FileCheck %s --check-prefix=ITANIUM |
2 | // RUN: not %clang_cc1 -std=c++2a -emit-llvm %s -o - -triple %ms_abi_triple 2>&1 | FileCheck %s --check-prefix=MSABI |
3 | // RUN: not %clang_cc1 -std=c++2a -emit-llvm %s -o - -triple %itanium_abi_triple -DBUILTIN 2>&1 | FileCheck %s --check-prefix=BUILTIN |
4 | // MSABI: cannot mangle this three-way comparison operator yet |
5 | |
6 | struct A { |
7 | void operator<=>(int); |
8 | }; |
9 | |
10 | // ITANIUM: define {{.*}}@_ZN1AssEi( |
11 | void A::operator<=>(int) {} |
12 | |
13 | // ITANIUM: define {{.*}}@_Zssi1A( |
14 | void operator<=>(int, A) {} |
15 | |
16 | int operator<=>(A, A); |
17 | |
18 | // ITANIUM: define {{.*}}_Z1f1A( |
19 | int f(A a) { |
20 | // ITANIUM: %[[RET:.*]] = call {{.*}}_Zss1AS_( |
21 | // ITANIUM: ret i32 %[[RET]] |
22 | return a <=> a; |
23 | } |
24 | |
25 | #ifdef BUILTIN |
26 | void builtin(int a) { |
27 | a <=> a; // BUILTIN: cannot compile this scalar expression yet |
28 | } |
29 | #endif |
30 | |