File: dead-constant-user.ll

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llvm-toolchain-14 1%3A14.0.6-12
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -passes='function(early-cse),globalopt' < %s | FileCheck %s
; RUN: opt -S -passes='function(early-cse)' < %s | opt -S -passes=globalopt | FileCheck %s

@g = internal global [6 x i16*] undef

define void @test1() {
; CHECK-LABEL: @test1(
; CHECK-NEXT:    ret void
;
  %xor4 = xor i32 zext (i1 icmp ne (i8* getelementptr (i8, i8* bitcast ([6 x i16*]* @g to i8*), i64 3), i8* null) to i32), 0
  %t0 = load i16*, i16** bitcast (i8* getelementptr (i8, i8* bitcast ([6 x i16*]* @g to i8*), i64 3) to i16**), align 1
  %t1 = load i16, i16* %t0, align 1
  ret void
}

define void @test2() {
; CHECK-LABEL: @test2(
; CHECK-NEXT:    ret void
;
  store i16* null, i16** getelementptr inbounds ([6 x i16*], [6 x i16*]* @g, i32 0, i32 5)
  ret void
}