|  | ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py | 
|  | ; RUN: llc < %s -fast-isel -mtriple=x86_64-unknown-linux-gnu -mattr=+avx512f  | FileCheck %s | 
|  |  | 
|  | define i1 @test_i1(i1* %b) { | 
|  | ; CHECK-LABEL: test_i1: | 
|  | ; CHECK:       # %bb.0: # %entry | 
|  | ; CHECK-NEXT:    testb $1, (%rdi) | 
|  | ; CHECK-NEXT:    je .LBB0_2 | 
|  | ; CHECK-NEXT:  # %bb.1: # %in | 
|  | ; CHECK-NEXT:    xorl %eax, %eax | 
|  | ; CHECK-NEXT:    retq | 
|  | ; CHECK-NEXT:  .LBB0_2: # %out | 
|  | ; CHECK-NEXT:    movb $1, %al | 
|  | ; CHECK-NEXT:    retq | 
|  | entry: | 
|  | %0 = load i1, i1* %b, align 1 | 
|  | br i1 %0, label %in, label %out | 
|  | in: | 
|  | ret i1 0 | 
|  | out: | 
|  | ret i1 1 | 
|  | } | 
|  |  |