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# RUN: not llc -march=x86-64 -run-pass none -o /dev/null %s 2>&1 | FileCheck %s --- | define i32 @test(i32 %a) { body: ret i32 %a } ... --- name: test body: | bb.0.body: ; CHECK: [[@LINE+1]]:14: expected a named register liveins: %0 %eax = COPY %edi RETQ %eax ...