https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91377
--- Comment #8 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The releases/gcc-9 branch has been updated by Jason Merrill <ja...@gcc.gnu.org>: https://gcc.gnu.org/g:ab525ec30f0a80e7a4b5e4d00010d83145b87e8c commit r9-8453-gab525ec30f0a80e7a4b5e4d00010d83145b87e8c Author: Jason Merrill <ja...@redhat.com> Date: Sat Apr 4 11:45:41 2020 -0400 c++: Mangling of dependent conversions [PR91377] We skip over other conversion codes when mangling expressions, we should do the same with IMPLICIT_CONV_EXPR. gcc/cp/ChangeLog 2020-04-04 Jason Merrill <ja...@redhat.com> PR c++/91377 * mangle.c (write_expression): Skip IMPLICIT_CONV_EXPR.