Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/torture/pr70526.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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// { dg-do run } typedef unsigned uint32_t; template<typename T> struct AlignedStorage2 { char mBytes[sizeof(T)]; const T* addr() const { return reinterpret_cast<const T*>(mBytes); } T* addr() { return reinterpret_cast<T*>(mBytes); } }; struct Register { uint32_t reg_; }; class TypedOrValueRegister { AlignedStorage2<Register> typed; __attribute__((noinline)) Register& dataTyped() { return *typed.addr(); } public: TypedOrValueRegister(Register reg) { dataTyped() = reg; } Register typedReg() const { return *typed.addr(); } }; int main() { Register reg = { 10u }; if (TypedOrValueRegister(reg).typedReg().reg_ != 10) __builtin_abort(); return 0; }