1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt -S -passes=instcombine < %s | FileCheck %s
4 @g = global [16 x i16] zeroinitializer
6 define ptr @gep_constexpr_gv_1() {
7 ; CHECK-LABEL: @gep_constexpr_gv_1(
8 ; CHECK-NEXT: ret ptr getelementptr inbounds ([16 x i16], ptr @g, i64 0, i64 10)
10 ret ptr getelementptr([16 x i16], ptr @g, i64 0, i64 10)
13 define ptr @gep_constexpr_gv_2() {
14 ; CHECK-LABEL: @gep_constexpr_gv_2(
15 ; CHECK-NEXT: ret ptr getelementptr inbounds ([16 x i16], ptr @g, i64 0, i64 12)
17 ret ptr getelementptr(i32, ptr getelementptr([16 x i16], ptr @g, i64 0, i64 10), i64 1)
20 ; Silly expression to get an inttoptr that does not combine with the GEP.
21 define ptr @gep_constexpr_inttoptr() {
22 ; CHECK-LABEL: @gep_constexpr_inttoptr(
23 ; CHECK-NEXT: ret ptr getelementptr (i8, ptr inttoptr (i64 mul (i64 ptrtoint (ptr @g to i64), i64 2) to ptr), i64 20)
25 ret ptr getelementptr([16 x i16], ptr inttoptr (i64 mul (i64 ptrtoint (ptr @g to i64), i64 2) to ptr), i64 0, i64 10)