https://lists.freedesktop.org/archives/mesa-dev/2016-November/134355.html

used to need to apply this patch and everything went fine(mainline still wasnt
compiling patchless anyway)
but recently the source files changed and the patch does not work anymore
the patch fails to apply and if i build it without the patch i get 

In file included from
/var/tmp/portage/media-libs/mesa-9999/work/mesa-9999/src/amd/addrlib/gfx9/gfx9addrlib.cpp:36:0:
/var/tmp/portage/media-libs/mesa-9999/work/mesa-9999/src/amd/addrlib/inc/chip/gfx9/gfx9_gb_reg.h:44:2:
error: #error "BIGENDIAN_CPU or LITTLEENDIAN_CPU must be defined"
 #error "BIGENDIAN_CPU or LITTLEENDIAN_CPU must be defined"
  ^~~~~


which is the behavior i was having already w/o the patch since 2016

would you guys mindig fixing endianess dectection on musl libc?