On 8 June 2018 at 14:22, Christophe Lyon wrote: > Hi, > > As I reported in > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78870#c16, the build of > GCC for aarch64*-none-elf fails when configuring libstdc++ since > r261034 (a week ago).
Sorry for not trying to fix it, I'm travelling and not been able to look into it (which is why I've only been doing trivial refactoring patches all week). > The root cause is PR66203 which I reported quite some time ago, which > points to a newlib problem: on aarch64 there is no default rom > monitor, one has to explicitly use a --specs flag for the link to > succeed. I have no idea why this causes the libstdc++ configuration problem though, I don't understand the issue.