https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78495
--- Comment #6 from Nathan Sidwell <nathan at gcc dot gnu.org> --- Author: nathan Date: Fri Jan 26 13:48:37 2018 New Revision: 257089 URL: https://gcc.gnu.org/viewcvs?rev=257089&root=gcc&view=rev Log: [C++/82878] backport fix https://gcc.gnu.org/ml/gcc-patches/2018-01/msg02170.html PR c++/82878 PR c++/78495 * call.c (build_call_a): Don't set CALL_FROM_THUNK_P for inherited ctor. * cp-gimplify.c (cp_genericize_r): Restore THUNK dereference inhibibition check removed in previous c++/78495 change. PR c++/82878 * g++.dg/cpp0x/pr82878.C: New. * g++.dg/cpp1z/inh-ctor38.C: Check moves too. Added: branches/gcc-7-branch/gcc/testsuite/g++.dg/cpp0x/pr82878.C Modified: branches/gcc-7-branch/gcc/cp/ChangeLog branches/gcc-7-branch/gcc/cp/call.c branches/gcc-7-branch/gcc/cp/cp-gimplify.c branches/gcc-7-branch/gcc/cp/lambda.c branches/gcc-7-branch/gcc/testsuite/ChangeLog branches/gcc-7-branch/gcc/testsuite/g++.dg/cpp1z/inh-ctor38.C