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1; RUN: not llvm-as < %s -o /dev/null 2>&1 | FileCheck %s2 3; Check the error message on skipping ", ..." at the end of a musttail call argument list.4 5%struct.A = type { i32 }6 7declare ptr @f(ptr, ...)8 9define ptr @f_thunk(ptr %this, ...) {10 %rv = musttail call ptr (ptr, ...) @f(ptr %this)11; CHECK: error: expected '...' at end of argument list for musttail call in varargs function12 ret ptr %rv13}14