Merge rust-lang#99

99: Merge upstream LLVM r=ltratt a=ptersilie



Co-authored-by: Björn Pettersson <bjorn.a.pettersson@ericsson.com>
Co-authored-by: Jon Chesterfield <jonathanchesterfield@gmail.com>
Co-authored-by: Kiran Chandramohan <kiran.chandramohan@arm.com>
Co-authored-by: Pierre van Houtryve <pierre.vanhoutryve@amd.com>
Co-authored-by: Lukas Diekmann <lukas.diekmann@gmail.com>
Co-authored-by: Craig Topper <craig.topper@sifive.com>
Co-authored-by: Timm Bäder <tbaeder@redhat.com>
Co-authored-by: pvanhout <pierre.vanhoutryve@amd.com>
Co-authored-by: Job Noorman <jnoorman@igalia.com>
Co-authored-by: Nikita Popov <npopov@redhat.com>
Co-authored-by: Phoebe Wang <phoebe.wang@intel.com>
Co-authored-by: Balázs Kéri <1.int32@gmail.com>
Co-authored-by: Gábor Spaits <48805437+spaits@users.noreply.github.com>
Co-authored-by: Mikhail Goncharov <goncharov.mikhail@gmail.com>
Co-authored-by: Simon Pilgrim <llvm-dev@redking.me.uk>
Co-authored-by: Cullen Rhodes <cullen.rhodes@arm.com>
Co-authored-by: chuongg3 <chuong.goh@arm.com>
Co-authored-by: David Spickett <david.spickett@linaro.org>
Co-authored-by: Timm Baeder <tbaeder@redhat.com>
Co-authored-by: Leandro Lupori <leandro.lupori@linaro.org>
Co-authored-by: Balázs Kéri <balazs.keri@ericsson.com>

Author: 19 people