https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85279
Bug ID: 85279
Summary: [6/7/8 Regression] Broken diagnostic for decltype
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Keywords: diagnostic
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: reichelt at gcc dot gnu.org
Target Milestone: ---
The following invalid testcase produces a broken diagnostic since GCC 4.7.0:
====================================
template<typename T> struct A
{
void foo(decltype(T())::Y);
};
====================================
bug.cc:3:27: error: '#'decltype_type' not supported by dump_expr#<expression
error>::Y' is not a type
void foo(decltype(T())::Y);
^
