xref: /llvm-project/llvm/test/Analysis/ValueTracking/get-pointer-base-with-const-off.ll (revision 7fbbbfd63899331a47a0265c45f1a2a2ae6918d4)
1; RUN: opt -passes=gvn -S < %s | FileCheck %s
2
3; Make sure we don't crash when analyzing an addrspacecast in
4; GetPointerBaseWithConstantOffset()
5
6target datalayout = "e-p:32:32-p4:64:64"
7
8define i32 @addrspacecast-crash() {
9; CHECK-LABEL: @addrspacecast-crash
10; CHECK: %tmp = alloca [25 x i64]
11; CHECK: %tmp2 = addrspacecast ptr %tmp to ptr addrspace(4)
12; CHECK: store <8 x i64> zeroinitializer, ptr addrspace(4) %tmp2
13; CHECK-NOT: load
14bb:
15  %tmp = alloca [25 x i64]
16  %tmp2 = addrspacecast ptr %tmp to ptr addrspace(4)
17  store <8 x i64> zeroinitializer, ptr addrspace(4) %tmp2
18  %tmp5 = addrspacecast ptr %tmp to ptr addrspace(4)
19  %tmp6 = getelementptr inbounds i32, ptr addrspace(4) %tmp5, i64 10
20  %tmp7 = load i32, ptr addrspace(4) %tmp6, align 4
21  ret i32 %tmp7
22}
23