clang/test/AST/ByteCode/const-base-cast.cpp

   1 // RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm %s -o - | FileCheck %s
   2 // RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm %s -o - -fexperimental-new-constant-interpreter | FileCheck %s
   3
   4
   5 /// Slightly adapted to the version from test/CodeGenCXX/.
   6
   7 struct X { int x[12];};
   8 struct A : X { char x, y, z; };
   9 struct B { char y; };
  10 struct C : A,B {};
  11 unsigned char x = ((char*)(X*)(C*)0x1000) - (char*)0x1000;
  12 // CHECK: @x = {{(dso_local )?}}global i8 0
  13
  14 unsigned char y = ((char*)(B*)(C*)0x1000) - (char*)0x1000;
  15 // CHECK: @y = {{(dso_local )?}}global i8 51
  16
  17 unsigned char z = ((char*)(A*)(C*)0x1000) - (char*)0x1000;
  18 // CHECK: @z = {{(dso_local )?}}global i8 0
  19