https://bugs.llvm.org/show_bug.cgi?id=49517
Bug ID: 49517
Summary: initializer_list storage considered a temporary when
accessed through NTTP
Product: clang
Version: trunk
Hardware: PC
URL: https://godbolt.org/z/aWGr3P
OS: Linux
Status: NEW
Keywords: compile-fail
Severity: enhancement
Priority: P
Component: C++2a
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected], [email protected],
[email protected], [email protected],
[email protected]
See https://godbolt.org/z/aWGr3P.
```C++
#include<initializer_list>
constexpr std::initializer_list<bool>il{true};
template<const bool*B>constexpr bool front=B[0];
static_assert(front<il.begin()>);
```
https://timsong-cpp.github.io/cppwp/n4861/dcl.init.list#5 explains its storage.
https://timsong-cpp.github.io/cppwp/n4861/dcl.init.list#6 explains its
lifetime.
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