https://llvm.org/bugs/show_bug.cgi?id=25840
Bug ID: 25840
Summary: std::tuple<int, std::pair<int,
NonDefaultConstructible>> compiler failure
Product: libc++
Version: unspecified
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: All Bugs
Assignee: unassignedclangb...@nondot.org
Reporter: matt...@dempsky.org
CC: llvm-bugs@lists.llvm.org, mclow.li...@gmail.com
Classification: Unclassified
Created attachment 15458
--> https://llvm.org/bugs/attachment.cgi?id=15458&action=edit
clang++ -std=c++11 -nostdinc++ -I path/to/libcxx/include -c /tmp/repro.cc
With clang++ 255169 and libc++ 255702, this source file fails to compile:
#include <tuple>
#include <utility>
using namespace std;
struct S {
explicit S(int); // no default constructor
};
void f() {
// ok
make_pair(0, S(0));
make_tuple(0, S(0));
make_tuple(make_pair(0, S(0)));
// FAIL
make_tuple(0, make_pair(0, S(0)));
}
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