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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=x86_64-linux-generic | FileCheck %s3 4@e = global i16 0, align 25@a = global i32 0, align 46@c = global i32 0, align 47@b = global i64 0, align 88 9; Check the test instruction won't be optimizated by peephole opt.10 11define dso_local i32 @main() nounwind {12; CHECK-LABEL: main:13; CHECK: # %bb.0: # %entry14; CHECK-NEXT: movq e@GOTPCREL(%rip), %rax15; CHECK-NEXT: movw $1, (%rax)16; CHECK-NEXT: movq b@GOTPCREL(%rip), %rax17; CHECK-NEXT: movq $1, (%rax)18; CHECK-NEXT: movq a@GOTPCREL(%rip), %rax19; CHECK-NEXT: movl (%rax), %ecx20; CHECK-NEXT: movl $-2, %eax21; CHECK-NEXT: sarl %cl, %eax22; CHECK-NEXT: movq c@GOTPCREL(%rip), %rdx23; CHECK-NEXT: movl (%rdx), %edx24; CHECK-NEXT: decl %edx25; CHECK-NEXT: movzwl %ax, %eax26; CHECK-NEXT: decl %eax27; CHECK-NEXT: xorl %edx, %eax28; CHECK-NEXT: notl %ecx29; CHECK-NEXT: andl %eax, %ecx30; CHECK-NEXT: testq %rcx, %rcx31; CHECK-NEXT: jle .LBB0_232; CHECK-NEXT: # %bb.1: # %if.end33; CHECK-NEXT: xorl %eax, %eax34; CHECK-NEXT: retq35; CHECK-NEXT: .LBB0_2: # %if.then36; CHECK-NEXT: pushq %rax37; CHECK-NEXT: callq abort@PLT38entry:39 store i16 1, ptr @e, align 240 store i64 1, ptr @b, align 841 %0 = load i32, ptr @a, align 442 %shr = ashr i32 -2, %043 %1 = load i32, ptr @c, align 444 %sub = add i32 %1, -145 %conv2 = zext i32 %sub to i6446 %2 = and i32 %shr, 6553547 %conv3 = zext i32 %2 to i6448 %sub4 = add nsw i64 %conv3, -149 %xor = xor i64 %sub4, %conv250 %neg5 = xor i32 %0, -151 %conv6 = sext i32 %neg5 to i6452 %and = and i64 %xor, %conv653 %cmp = icmp slt i64 %and, 154 br i1 %cmp, label %if.then, label %if.end55 56if.then: ; preds = %entry57 call void @abort() #258 unreachable59 60if.end: ; preds = %entry61 ret i32 062}63 64declare void @abort()65