1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=x86-64 2*9880d681SAndroid Build Coastguard Worker; PR4297 3*9880d681SAndroid Build Coastguard Worker; RUN: opt -S < %s -codegenprepare | FileCheck %s 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Workertarget datalayout = 6*9880d681SAndroid Build Coastguard Worker"e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128" 7*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-unknown-linux-gnu" 8*9880d681SAndroid Build Coastguard Worker %"byte[]" = type { i64, i8* } 9*9880d681SAndroid Build Coastguard Worker %"char[][]" = type { i64, %"byte[]"* } 10*9880d681SAndroid Build Coastguard Worker@.str = external constant [7 x i8] ; <[7 x i8]*> [#uses=1] 11*9880d681SAndroid Build Coastguard Worker 12*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @_Dmain 13*9880d681SAndroid Build Coastguard Worker; CHECK: load i8, i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str, i32 0, i32 0) 14*9880d681SAndroid Build Coastguard Worker; CHECK: ret 15*9880d681SAndroid Build Coastguard Workerdefine fastcc i32 @_Dmain(%"char[][]" %unnamed) { 16*9880d681SAndroid Build Coastguard Workerentry: 17*9880d681SAndroid Build Coastguard Worker %tmp = getelementptr [7 x i8], [7 x i8]* @.str, i32 0, i32 0 ; <i8*> [#uses=1] 18*9880d681SAndroid Build Coastguard Worker br i1 undef, label %foreachbody, label %foreachend 19*9880d681SAndroid Build Coastguard Worker 20*9880d681SAndroid Build Coastguard Workerforeachbody: ; preds = %entry 21*9880d681SAndroid Build Coastguard Worker %tmp4 = getelementptr i8, i8* %tmp, i32 undef ; <i8*> [#uses=1] 22*9880d681SAndroid Build Coastguard Worker %tmp5 = load i8, i8* %tmp4 ; <i8> [#uses=0] 23*9880d681SAndroid Build Coastguard Worker unreachable 24*9880d681SAndroid Build Coastguard Worker 25*9880d681SAndroid Build Coastguard Workerforeachend: ; preds = %entry 26*9880d681SAndroid Build Coastguard Worker ret i32 0 27*9880d681SAndroid Build Coastguard Worker} 28*9880d681SAndroid Build Coastguard Worker 29