1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --scrub-attributes 2; RUN: opt -passes=simplifycfg --switch-to-lookup -S < %s | FileCheck %s 3target triple = "x86_64-unknown-linux-gnu" 4 5@alloc0 = private unnamed_addr constant <{ [1 x i8] }> <{ [1 x i8] c"A" }>, align 1 6@alloc1 = private unnamed_addr constant <{ [1 x i8] }> <{ [1 x i8] c"B" }>, align 1 7@alloc2 = private unnamed_addr constant <{ [1 x i8] }> <{ [1 x i8] c"C" }>, align 1 8 9define { ptr, i64 } @switch_to_lookup_bitcast(i8 %0) unnamed_addr { 10; CHECK-LABEL: @switch_to_lookup_bitcast( 11; CHECK-NEXT: start: 12; CHECK-NEXT: [[SWITCH_GEP:%.*]] = getelementptr inbounds [3 x ptr], ptr @switch.table.switch_to_lookup_bitcast, i32 0, i8 [[TMP0:%.*]] 13; CHECK-NEXT: [[SWITCH_LOAD:%.*]] = load ptr, ptr [[SWITCH_GEP]], align 8 14; CHECK-NEXT: [[TMP1:%.*]] = insertvalue { ptr, i64 } undef, ptr [[SWITCH_LOAD]], 0 15; CHECK-NEXT: [[TMP2:%.*]] = insertvalue { ptr, i64 } [[TMP1]], i64 1, 1 16; CHECK-NEXT: ret { ptr, i64 } [[TMP2]] 17; 18start: 19 switch i8 %0, label %default [ 20 i8 0, label %bb0 21 i8 1, label %bb1 22 i8 2, label %bb2 23 ] 24 25bb0: 26 br label %end 27 28bb1: 29 br label %end 30 31bb2: 32 br label %end 33 34default: 35 unreachable 36 37end: 38 %.sroa.0.0 = phi ptr [ @alloc0, %bb0 ], [ @alloc1, %bb1 ], [ @alloc2, %bb2 ] 39 %1 = insertvalue { ptr, i64 } undef, ptr %.sroa.0.0, 0 40 %2 = insertvalue { ptr, i64 } %1, i64 1, 1 41 ret { ptr, i64 } %2 42} 43