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Imported Upstream version 5.18.0.246

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Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
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Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions
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26
external/llvm/test/Analysis/ValueTracking/get-pointer-base-with-const-off.ll vendored Normal file
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; RUN: opt -gvn -S < %s | FileCheck %s
; Make sure we don't crash when analyzing an addrspacecast in
; GetPointerBaseWithConstantOffset()
target datalayout = "e-p:32:32-p4:64:64"
define i32 @addrspacecast-crash() {
; CHECK-LABEL: @addrspacecast-crash
; CHECK: %tmp = alloca [25 x i64]
; CHECK: %tmp1 = getelementptr inbounds [25 x i64], [25 x i64]* %tmp, i32 0, i32 0
; CHECK: %tmp2 = addrspacecast i64* %tmp1 to <8 x i64> addrspace(4)*
; CHECK: store <8 x i64> zeroinitializer, <8 x i64> addrspace(4)* %tmp2
; CHECK-NOT: load
bb:
%tmp = alloca [25 x i64]
%tmp1 = getelementptr inbounds [25 x i64], [25 x i64]* %tmp, i32 0, i32 0
%tmp2 = addrspacecast i64* %tmp1 to <8 x i64> addrspace(4)*
%tmp3 = getelementptr inbounds <8 x i64>, <8 x i64> addrspace(4)* %tmp2, i64 0
store <8 x i64> zeroinitializer, <8 x i64> addrspace(4)* %tmp3
%tmp4 = getelementptr inbounds [25 x i64], [25 x i64]* %tmp, i32 0, i32 0
%tmp5 = addrspacecast i64* %tmp4 to i32 addrspace(4)*
%tmp6 = getelementptr inbounds i32, i32 addrspace(4)* %tmp5, i64 10
%tmp7 = load i32, i32 addrspace(4)* %tmp6, align 4
ret i32 %tmp7
}