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1; RUN: llc < %s -mtriple=thumbv7-apple-ios5.0.0 | FileCheck %s2; rdar://104646213 4; DAG combine increases loads from packed types. ARM load / store optimizer then5; combined them into a ldm which causes runtime exception.6 7%struct.InformationBlock = type <{ i32, %struct.FlagBits, %struct.FlagBits }>8%struct.FlagBits = type <{ [4 x i32] }>9 10@infoBlock = external global %struct.InformationBlock11 12define hidden void @foo() {13; CHECK-LABEL: foo:14; CHECK: ldr.w15; CHECK: ldr.w16; CHECK-NOT: ldm17entry:18 %tmp13 = load i32, ptr getelementptr inbounds (%struct.InformationBlock, ptr @infoBlock, i32 0, i32 1, i32 0, i32 0), align 119 %tmp15 = load i32, ptr getelementptr inbounds (%struct.InformationBlock, ptr @infoBlock, i32 0, i32 1, i32 0, i32 1), align 120 %tmp17 = load i32, ptr getelementptr inbounds (%struct.InformationBlock, ptr @infoBlock, i32 0, i32 1, i32 0, i32 2), align 121 %tmp19 = load i32, ptr getelementptr inbounds (%struct.InformationBlock, ptr @infoBlock, i32 0, i32 1, i32 0, i32 3), align 122 %tmp = load i32, ptr getelementptr inbounds (%struct.InformationBlock, ptr @infoBlock, i32 0, i32 2, i32 0, i32 0), align 123 %tmp3 = load i32, ptr getelementptr inbounds (%struct.InformationBlock, ptr @infoBlock, i32 0, i32 2, i32 0, i32 1), align 124 %tmp4 = load i32, ptr getelementptr inbounds (%struct.InformationBlock, ptr @infoBlock, i32 0, i32 2, i32 0, i32 2), align 125 %tmp5 = load i32, ptr getelementptr inbounds (%struct.InformationBlock, ptr @infoBlock, i32 0, i32 2, i32 0, i32 3), align 126 %insert21 = insertvalue [4 x i32] undef, i32 %tmp13, 027 %insert23 = insertvalue [4 x i32] %insert21, i32 %tmp15, 128 %insert25 = insertvalue [4 x i32] %insert23, i32 %tmp17, 229 %insert27 = insertvalue [4 x i32] %insert25, i32 %tmp19, 330 %insert = insertvalue [4 x i32] undef, i32 %tmp, 031 %insert7 = insertvalue [4 x i32] %insert, i32 %tmp3, 132 %insert9 = insertvalue [4 x i32] %insert7, i32 %tmp4, 233 %insert11 = insertvalue [4 x i32] %insert9, i32 %tmp5, 334 tail call void @bar([4 x i32] %insert27, [4 x i32] %insert11)35 ret void36}37 38declare void @bar([4 x i32], [4 x i32])39