1// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py 2// RUN: %clang_cc1 -triple=x86_64-unknown-linux-gnu -emit-llvm -o - %s | FileCheck %s 3struct RT { 4 char A; 5 int B[10][20]; 6 char C; 7}; 8struct ST { 9 int X; 10 double Y; 11 struct RT Z; 12}; 13 14// CHECK-LABEL: @_Z3fooP2ST( 15// CHECK-NEXT: entry: 16// CHECK-NEXT: [[S_ADDR:%.*]] = alloca ptr, align 8 17// CHECK-NEXT: store ptr [[S:%.*]], ptr [[S_ADDR]], align 8 18// CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[S_ADDR]], align 8 19// CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [[STRUCT_ST:%.*]], ptr [[TMP0]], i64 1 20// CHECK-NEXT: [[Z:%.*]] = getelementptr inbounds nuw [[STRUCT_ST]], ptr [[ARRAYIDX]], i32 0, i32 2 21// CHECK-NEXT: [[B:%.*]] = getelementptr inbounds nuw [[STRUCT_RT:%.*]], ptr [[Z]], i32 0, i32 1 22// CHECK-NEXT: [[ARRAYIDX1:%.*]] = getelementptr inbounds [10 x [20 x i32]], ptr [[B]], i64 0, i64 5 23// CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds [20 x i32], ptr [[ARRAYIDX1]], i64 0, i64 13 24// CHECK-NEXT: ret ptr [[ARRAYIDX2]] 25// 26int *foo(struct ST *s) { 27 return &s[1].Z.B[5][13]; 28} 29