This error seems to happen only in x86-64 (minnowboard) builds:

FAILED: host/brotli
python "../../git/src/build/toolchain/gcc_link_wrapper.py" -output="host/brotli" – g++ -Wl,-fatal-warnings -fPIC Wl,-z,noexecstack -Wl,-z,now -Wl,-z,relro -Wl,-z,defs -Wl,as-needed -m64 -Wl,-O2 -Wl,-gc-sections --sysroot=../.. /recipe-sysroot -L../../recipe-sysroot/lib -Wl,-rpath-link=../../recipe-sysroot/lib -L../../recipe-sysroot/usr/lib -Wl ,rpath-link=../../recipe-sysroot/usr/lib -Wl,-rpath-link=host -Wl,-disable-new-dtags -L/home/igalia/jaragunde/agl-ma ster-minnow/build/tmp/work/corei7-64-agl-linux/chromium68/git-r0/recipe-sysroot-native/usr/lib -L/home/igalia/jaragund e/agl-master-minnow/build/tmp/work/corei7-64-agl-linux/chromium68/git-r0/recipe-sysroot-native/lib -Wl,-rpath-link,/ho me/igalia/jaragunde/agl-master-minnow/build/tmp/work/corei7-64-agl-linux/chromium68/git-r0/recipe-sysroot-native/usr/l ib -Wl,-rpath-link,/home/igalia/jaragunde/agl-master-minnow/build/tmp/work/corei7-64-agl-linux/chromium68/git-r0/recip e-sysroot-native/lib -Wl,-rpath,/home/igalia/jaragunde/agl-master-minnow/build/tmp/work/corei7-64-agl-linux/chromium68 /git-r0/recipe-sysroot-native/usr/lib -Wl,-rpath,/home/igalia/jaragunde/agl-master-minnow/build/tmp/work/corei7-64-agl linux/chromium68/git-r0/recipe-sysroot-native/lib -Wl,-O1 -Wl,allow-shlib-undefined -Wl,-dynamic-linker=/home/igal ia/jaragunde/agl-master-minnow/build/tmp/sysroots-uninative/x86_64-linux/lib/ld-linux-x86-64.so.2 -o "host/brotli" -Wl ,-start-group @"host/brotli.rsp" -Wl,-end-group -latomic -ldl -lpthread -lrt
/home/igalia/jaragunde/agl-master-minnow/build/tmp/hosttools/ld: ../../recipe-sysroot/usr/lib/libc_nonshared.a(elf-i nit.oS): unable to initialize decompress status for section .debug_info
/home/igalia/jaragunde/agl-master-minnow/build/tmp/hosttools/ld: ../../recipe-sysroot/usr/lib/libc_nonshared.a(elf-i nit.oS): unable to initialize decompress status for section .debug_info
/home/igalia/jaragunde/agl-master-minnow/build/tmp/hosttools/ld: ../../recipe-sysroot/usr/lib/libc_nonshared.a(elf-i nit.oS): unable to initialize decompress status for section .debug_info
/home/igalia/jaragunde/agl-master-minnow/build/tmp/hosttools/ld: ../../recipe-sysroot/usr/lib/libc_nonshared.a(elf-i nit.oS): unable to initialize decompress status for section .debug_info
../../recipe-sysroot/usr/lib/libc_nonshared.a: error adding symbols: File format not recognized
collect2: error: ld returned 1 exit status