Several PFQs crash with the following error in their ChromeSDK step:

....
FAILED: /b/cbuild/internal_master/.cache/distfiles/target/chrome-src-internal/src/third_party/llvm-build/Release+Asserts/bin/clang -Wl,-O1 -Wl,-O2 -Wl,--as-needed -freorder-functions=callgraph -Wl,-rosegment -Wl,--plugin-opt,split_segment=yes -Wl,-z,now -Wl,-z,relro -Wl,-z,defs -pthread -Wl,-z,noexecstack -fPIC -fuse-ld=gold -Wl,--disable-new-dtags -Wl,-O1 -Wl,--as-needed -Wl,--gc-sections -o genstring -Wl,--start-group obj.host/third_party/yasm/source/patched-yasm/genstring.genstring.o -Wl,--end-group  

clang: error: unknown argument: '-freorder-functions=callgraph'


Example failed builds:
https://uberchromegw.corp.google.com/i/chromeos/builders/falco-chrome-pfq/builds/3966
https://uberchromegw.corp.google.com/i/chromeos/builders/amd64-generic-chromium-pfq/builds/8346
https://uberchromegw.corp.google.com/i/chromeos/builders/lumpy-chrome-pfq/builds/8344