clang/test/CodeGenCXX/vtable-consteval-address-space.cpp

   1 // RUN: %clang_cc1 -std=c++20 -triple=amdgcn-amd-amdhsa %s -emit-llvm -o - | FileCheck %s --check-prefix=ITANIUM --implicit-check-not=DoNotEmit
   2
   3 // FIXME: The MSVC ABI rule in use here was discussed with MS folks prior to
   4 // them implementing virtual consteval functions, but we do not know for sure
   5 // if this is the ABI rule they will use.
   6
   7 // ITANIUM-DAG: @_ZTV1A = {{.*}} addrspace(1) constant { [2 x ptr addrspace(1)] } {{.*}} null, {{.*}} @_ZTI1A
   8 struct A {
   9   virtual consteval void DoNotEmit_f() {}
  10 };
  11 // ITANIUM-DAG: @a = addrspace(1) global { {{.*}} ptr addrspace(1) @_ZTV1A,
  12 A a;
  13
  14 // ITANIUM-DAG: @_ZTV1B = {{.*}} addrspace(1) constant { [4 x ptr addrspace(1)] } {{.*}} addrspace(1) null, ptr addrspace(1) @_ZTI1B, ptr addrspace(1) addrspacecast (ptr @_ZN1B1fEv to ptr addrspace(1)), ptr addrspace(1) addrspacecast (ptr @_ZN1B1hEv to ptr addrspace(1))
  15 struct B {
  16   virtual void f() {}
  17   virtual consteval void DoNotEmit_g() {}
  18   virtual void h() {}
  19 };
  20 // ITANIUM-DAG: @b = addrspace(1) global { {{.*}} @_ZTV1B,
  21 B b;
  22
  23 // ITANIUM-DAG: @_ZTV1C = {{.*}} addrspace(1) constant { [4 x ptr addrspace(1)] } {{.*}} addrspace(1) null, ptr addrspace(1) @_ZTI1C, ptr addrspace(1) addrspacecast (ptr @_ZN1CD1Ev to ptr addrspace(1)), ptr addrspace(1) addrspacecast (ptr @_ZN1CD0Ev to ptr addrspace(1))
  24 struct C {
  25   virtual ~C() = default;
  26   virtual consteval C &operator=(const C&) = default;
  27 };
  28 // ITANIUM-DAG: @c = addrspace(1) global { {{.*}} @_ZTV1C,
  29 C c;
  30
  31 // ITANIUM-DAG: @_ZTV1D = {{.*}} addrspace(1) constant { [4 x ptr addrspace(1)] } {{.*}} addrspace(1) null, ptr addrspace(1) @_ZTI1D, ptr addrspace(1) addrspacecast (ptr @_ZN1DD1Ev to ptr addrspace(1)), ptr addrspace(1) addrspacecast (ptr @_ZN1DD0Ev to ptr addrspace(1))
  32 struct D : C {};
  33 // ITANIUM-DAG: @d = addrspace(1) global { ptr addrspace(1) } { {{.*}} @_ZTV1D,
  34 D d;
  35
  36 // ITANIUM-DAG: @_ZTV1E = {{.*}} addrspace(1) constant { [3 x ptr addrspace(1)] } {{.*}} addrspace(1) null, ptr addrspace(1) @_ZTI1E, ptr addrspace(1) addrspacecast (ptr @_ZN1E1fEv to ptr addrspace(1))
  37 struct E { virtual void f() {} };
  38 // ITANIUM-DAG: @e = addrspace(1) global { {{.*}} @_ZTV1E,
  39 E e;
  40
  41 // ITANIUM-DAG: @_ZTV1F = {{.*}} addrspace(1) constant { [3 x ptr addrspace(1)] } {{.*}} addrspace(1) null, ptr addrspace(1) @_ZTI1F, ptr addrspace(1) addrspacecast (ptr @_ZN1E1fEv to ptr addrspace(1))
  42 struct F : E { virtual consteval void DoNotEmit_g(); };
  43 // ITANIUM-DAG: @f = addrspace(1) global { ptr addrspace(1) } { {{.*}} @_ZTV1F,
  44 F f;