On Thu, 2021-06-03 at 00:54 -0500, Jackson Pfeffer via Gcc-help wrote: > > === g++ tests === > > > Running target unix > XPASS: g++.dg/cpp0x/constexpr-52830.C -std=c++14 (internal compiler > error) > FAIL: g++.dg/cpp0x/constexpr-52830.C -std=c++14 (test for excess > errors) > XPASS: g++.dg/cpp0x/constexpr-52830.C -std=c++17 (internal compiler > error) > FAIL: g++.dg/cpp0x/constexpr-52830.C -std=c++17 (test for excess > errors) > XPASS: g++.dg/cpp0x/constexpr-52830.C -std=c++2a (internal compiler > error) > FAIL: g++.dg/cpp0x/constexpr-52830.C -std=c++2a (test for excess > errors) These are known. The tests fail in "another way": the compiler no longer crashes, but still rejects a valid code. -- Xi Ruoyao <xry111@xxxxxxxxxxxxxxxx> School of Aerospace Science and Technology, Xidian University