1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -S -simplifycfg < %s | FileCheck %s 3 4%ST = type { i8, i8 } 5 6define i8* @test1(%ST* %x, i8* %y) nounwind { 7; CHECK-LABEL: @test1( 8; CHECK-NEXT: entry: 9; CHECK-NEXT: [[CMP:%.*]] = icmp eq %ST* [[X:%.*]], null 10; CHECK-NEXT: [[INCDEC_PTR:%.*]] = getelementptr [[ST:%.*]], %ST* [[X]], i32 0, i32 1 11; CHECK-NEXT: [[INCDEC_PTR_Y:%.*]] = select i1 [[CMP]], i8* [[INCDEC_PTR]], i8* [[Y:%.*]] 12; CHECK-NEXT: ret i8* [[INCDEC_PTR_Y]] 13; 14entry: 15 %cmp = icmp eq %ST* %x, null 16 br i1 %cmp, label %if.then, label %if.end 17 18if.then: 19 %incdec.ptr = getelementptr %ST, %ST* %x, i32 0, i32 1 20 br label %if.end 21 22if.end: 23 %x.addr = phi i8* [ %incdec.ptr, %if.then ], [ %y, %entry ] 24 ret i8* %x.addr 25 26} 27