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      1 ; RUN: opt -S -instcombine < %s | FileCheck %s
      2 
      3 define i1 @test1(i16* %x) {
      4   %load = load i16, i16* %x, align 4
      5   %trunc = trunc i16 %load to i8
      6   %cmp1 = icmp eq i8 %trunc, 127
      7   %and = and i16 %load, -256
      8   %cmp2 = icmp eq i16 %and, 17664
      9   %or = and i1 %cmp1, %cmp2
     10   ret i1 %or
     11 ; CHECK-LABEL: @test1(
     12 ; CHECK-NEXT: load i16
     13 ; CHECK-NEXT: icmp eq i16 %load, 17791
     14 ; CHECK-NEXT: ret i1
     15 }
     16 
     17 define i1 @test2(i16* %x) {
     18   %load = load i16, i16* %x, align 4
     19   %and = and i16 %load, -256
     20   %cmp1 = icmp eq i16 %and, 32512
     21   %trunc = trunc i16 %load to i8
     22   %cmp2 = icmp eq i8 %trunc, 69
     23   %or = and i1 %cmp1, %cmp2
     24   ret i1 %or
     25 ; CHECK-LABEL: @test2(
     26 ; CHECK-NEXT: load i16
     27 ; CHECK-NEXT: icmp eq i16 %load, 32581
     28 ; CHECK-NEXT: ret i1
     29 }
     30