Segfault in SROA while using the overload deduction guide pattern and copy capture

@adrian-prantl


Bugzilla Link	40771
Resolution	FIXED
Resolved on	Jul 29, 2019 01:56
Version	trunk
OS	Linux
Blocks	#41819
Reporter	LLVM Bugzilla Contributor
CC	@adrian-prantl,@dexonsmith,@zmodem,@joker-eph,@LebedevRI,@oystedal,@zygoloid

Extended Description

Godbolt demonstrating the issue: https://godbolt.org/z/Vs3QZe

Clang options: -std=c++17 -O1

#include

template <class... Ts> struct ctad : Ts... {};
template <class... Ts> ctad(Ts...)->ctad<Ts...>;

void crash()
{
std::string s;
ctad c {s{}, s{}};
}