https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65017
--- Comment #3 from David Binderman <dcb314 at hotmail dot com> --- (In reply to Richard Biener from comment #2) > I can't reproduce this - how did you compile/configure GCC? Just tried both > --enable-checking and --enable-checking=release builds. ../src/trunk/configure --prefix=/home/dcb/gcc/results \ --disable-bootstrap \ --disable-werror \ --enable-checking=yes \ --enable-languages=c,c++,fortran \ CC="clang -fheinous-gnu-extensions" \ CXX="clang++ -fheinous-gnu-extensions" on AMD Phenom.