1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -passes=instcombine -S -o - %s | FileCheck %s 3; Tests that we preserve the inrange attribute on indices where possible. 4 5target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 6target triple = "x86_64-unknown-linux-gnu" 7 8%struct.A = type { ptr } 9 10@vt = external global [3 x ptr] 11 12define ptr @f0() { 13; CHECK-LABEL: @f0( 14; CHECK-NEXT: ret ptr getelementptr inbounds nuw inrange(-16, 8) (i8, ptr @vt, i64 16) 15; 16 ret ptr getelementptr (ptr, ptr getelementptr inbounds inrange(-8, 16) ([3 x ptr], ptr @vt, i64 0, i64 1), i64 1) 17} 18 19define ptr @f1() { 20; CHECK-LABEL: @f1( 21; CHECK-NEXT: ret ptr getelementptr inbounds nuw inrange(-8, 0) (i8, ptr @vt, i64 16) 22; 23 ret ptr getelementptr (ptr, ptr getelementptr inbounds inrange(0, 8) ([3 x ptr], ptr @vt, i64 0, i64 1), i64 1) 24} 25 26define ptr @f2() { 27; CHECK-LABEL: @f2( 28; CHECK-NEXT: ret ptr getelementptr inrange(-24, -16) (i8, ptr @vt, i64 32) 29; 30 ret ptr getelementptr (ptr, ptr getelementptr inbounds inrange(0, 8) ([3 x ptr], ptr @vt, i64 0, i64 1), i64 3) 31} 32