1; RUN: not llc -o /dev/null %s -mtriple=x86_64-unknown-unknown 2>&1 | FileCheck %s 2; RUN: not llc -o /dev/null %s -mtriple=i386-unknown-unknown -mattr=avx512vl 2>&1 | FileCheck %s 3 4; CHECK: error: couldn't allocate output register for constraint '{xmm16}' 5define i64 @blup() { 6 %v = tail call i64 asm "", "={xmm16},0"(i64 0) 7 ret i64 %v 8} 9