https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121572
--- Comment #14 from H.J. Lu <hjl.tools at gmail dot com> --- Created attachment 62145 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=62145&action=edit The v3 patch Please try the v3 patch. The different from the v2 patch is to add a function based on feedback.