https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90049
--- Comment #3 from Tao Wang <wangtao42 at huawei dot com> --- (In reply to Eric Botcazou from comment #2) > The 6.x series of compilers is no longer supported. Please try with a newer > version, preferably the latest release (GCC 8.3). Hi Eric, I tried with gcc-7.3.0, gcc-8.3.0, and even the lastest version on trunk branch, but this problem is also existed. Thanks, Tao Wangtao