1// RUN: %clang_cc1 -triple x86_64-apple -emit-llvm -fobjc-arc -o - %s -std=c++11 | FileCheck %s --check-prefix=ITANIUM 2// RUN: %clang_cc1 -triple x86_64-windows -emit-llvm -fobjc-arc -o - %s -std=c++11 3// 4// Test cases where we weren't properly adding extended parameter info, which 5// caused assertions to fire. Hence, minimal CHECKs. 6 7struct VirtualBase { 8 VirtualBase(__attribute__((ns_consumed)) id x, 9 void * __attribute__((pass_object_size(0)))); 10}; 11struct WithVirtualBase : virtual VirtualBase { 12 WithVirtualBase(__attribute__((ns_consumed)) id x); 13}; 14 15WithVirtualBase::WithVirtualBase(__attribute__((ns_consumed)) id x) 16 : VirtualBase(x, (void *)0) {} 17 18 19struct VirtualBase2 { 20 VirtualBase2(__attribute__((ns_consumed)) id x, void *y); 21}; 22 23// In this case, we don't actually end up passing the `id` param from 24// WithVirtualBaseLast's ctor to WithVirtualBaseMid's. So, we shouldn't emit 25// ext param info for `id` to `Mid`. Itanium-only check since MSABI seems to 26// emit the construction code inline. 27struct WithVirtualBaseMid : virtual VirtualBase2 { 28 // Ensure we only pass in `this` and a vtable. Otherwise this test is useless. 29 // ITANIUM: define {{.*}} void @_ZN18WithVirtualBaseMidCI212VirtualBase2EP11objc_objectPv({{[^,]*}}, {{[^,]*}}) 30 using VirtualBase2::VirtualBase2; 31}; 32struct WithVirtualBaseLast : WithVirtualBaseMid { 33 using WithVirtualBaseMid::WithVirtualBaseMid; 34}; 35 36void callLast(__attribute__((ns_consumed)) id x) { 37 WithVirtualBaseLast{x, (void*)0}; 38} 39