xref: /aosp_15_r20/external/llvm/test/CodeGen/AArch64/gep-nullptr.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -O3 -aarch64-gep-opt=true   < %s |FileCheck %s
2*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:e-i64:64-i128:128-n8:16:32:64-S128"
3*9880d681SAndroid Build Coastguard Workertarget triple = "aarch64--linux-gnu"
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker%structA = type { i8, i8, i8, i8, i8, i8, [4 x i8], i8, i8, [2 x i32], [2 x %unionMV], [4 x [2 x %unionMV]], [4 x [2 x %unionMV]], [4 x i8], i8*, i8*, i32, i8* }
6*9880d681SAndroid Build Coastguard Worker%unionMV = type { i32 }
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind
9*9880d681SAndroid Build Coastguard Workerdefine void @test(%structA* %mi_block) {
10*9880d681SAndroid Build Coastguard Workerentry:
11*9880d681SAndroid Build Coastguard Worker  br i1 undef, label %for.body13.us, label %if.else
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Worker; Just make sure we don't get a compiler ICE due to dereferncing a nullptr.
14*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: test
15*9880d681SAndroid Build Coastguard Workerfor.body13.us:                                    ; preds = %entry
16*9880d681SAndroid Build Coastguard Worker  %indvars.iv.next40 = or i64 0, 1
17*9880d681SAndroid Build Coastguard Worker  %packed4.i.us.1 = getelementptr inbounds %structA, %structA* %mi_block, i64 0, i32 11, i64 0, i64 %indvars.iv.next40, i32 0
18*9880d681SAndroid Build Coastguard Worker  unreachable
19*9880d681SAndroid Build Coastguard Worker
20*9880d681SAndroid Build Coastguard Workerif.else:                                          ; preds = %entry
21*9880d681SAndroid Build Coastguard Worker  ret void
22*9880d681SAndroid Build Coastguard Worker}
23*9880d681SAndroid Build Coastguard Worker
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