1// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s 2// XTARGET: x86 3// PR4242 4// (PR 4242 bug is on 64-bit only, test passes on x86-32 as well) 5 6struct S { 7 void* data[3]; 8}; 9 10struct T { 11 void* data[2]; 12}; 13 14// CHECK: %struct.T* byval 15extern "C" S fail(int, int, int, int, T t, void* p) { 16 S s; 17 s.data[0] = t.data[0]; 18 s.data[1] = t.data[1]; 19 s.data[2] = p; 20 return s; 21} 22 23// CHECK: %struct.T* byval 24extern "C" S* succeed(S* sret, int, int, int, int, T t, void* p) { 25 sret->data[0] = t.data[0]; 26 sret->data[1] = t.data[1]; 27 sret->data[2] = p; 28 return sret; 29} 30