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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=i686-unknown | FileCheck %s --check-prefix=X863; RUN: llc < %s -mtriple=x86_64-unknown | FileCheck %s --check-prefix=X644 5@d.e = external dso_local unnamed_addr global i32, align 46 7define void @PR50254() {8; X86-LABEL: PR50254:9; X86: # %bb.0: # %entry10; X86-NEXT: movswl d.e, %eax11; X86-NEXT: testb %al, %al12; X86-NEXT: jne .LBB0_213; X86-NEXT: # %bb.1: # %for.end14; X86-NEXT: movw %ax, d.e15; X86-NEXT: .LBB0_2: # %for.body.116; X86-NEXT: retl17;18; X64-LABEL: PR50254:19; X64: # %bb.0: # %entry20; X64-NEXT: movswq d.e(%rip), %rax21; X64-NEXT: testb %al, %al22; X64-NEXT: jne .LBB0_223; X64-NEXT: # %bb.1: # %for.end24; X64-NEXT: movw %ax, d.e(%rip)25; X64-NEXT: .LBB0_2: # %for.body.126; X64-NEXT: retq27entry:28 %load = load i16, ptr @d.e, align 429 %xor1 = xor i16 %load, 030 %xor2 = xor i64 undef, 382190812031 %xor3 = xor i16 %load, -132 %xor4 = sext i16 %xor3 to i6433 %xor5 = and i64 %xor4, 429496729534 %xor6 = xor i64 %xor5, 382190812035 br label %for.body36 37for.body: ; preds = %entry38 br i1 poison, label %for.end, label %for.body.139 40for.end: ; preds = %for.body41 store i16 %xor1, ptr @d.e, align 442 ret void43 44for.body.1: ; preds = %for.body45 %add.1 = add i64 %xor6, undef46 ret void47}48