forked from OSchip/llvm-project
33 lines
2.1 KiB
LLVM
33 lines
2.1 KiB
LLVM
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; Test that we don't crash.
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; RUN: opt < %s -passes=alignment-from-assumptions -S
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target datalayout = "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5-ni:7"
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%"core::str::CharIndices.29.66.90.114.138.149.165.173.181.197.205.213.229.387.398" = type { [0 x i64], i64, [0 x i64], { i8*, i8* }, [0 x i64] }
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%"unwind::libunwind::_Unwind_Exception.9.51.75.99.123.147.163.171.179.195.203.211.227.385.396" = type { [0 x i64], i64, [0 x i64], void (i32, %"unwind::libunwind::_Unwind_Exception.9.51.75.99.123.147.163.171.179.195.203.211.227.385.396"*)*, [0 x i64], [6 x i64], [0 x i64] }
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%"unwind::libunwind::_Unwind_Context.10.52.76.100.124.148.164.172.180.196.204.212.228.386.397" = type { [0 x i8] }
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define void @"_ZN44_$LT$$RF$T$u20$as$u20$core..fmt..Display$GT$3fmt17h7b1d039c7ff5e1feE"() {
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start:
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%_15.i.i = alloca %"core::str::CharIndices.29.66.90.114.138.149.165.173.181.197.205.213.229.387.398", align 8, addrspace(5)
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br label %bb12.i.i
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bb12.i.i: ; preds = %start
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%0 = addrspacecast %"core::str::CharIndices.29.66.90.114.138.149.165.173.181.197.205.213.229.387.398" addrspace(5)* %_15.i.i to %"core::str::CharIndices.29.66.90.114.138.149.165.173.181.197.205.213.229.387.398"*
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%ptrint53.i.i = ptrtoint %"core::str::CharIndices.29.66.90.114.138.149.165.173.181.197.205.213.229.387.398"* %0 to i64
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%maskedptr54.i.i = and i64 %ptrint53.i.i, 7
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%maskcond55.i.i = icmp eq i64 %maskedptr54.i.i, 0
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call void @llvm.assume(i1 %maskcond55.i.i)
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br i1 undef, label %bb20.i.i, label %bb3.i.i.i.i.i.preheader.i.i
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bb3.i.i.i.i.i.preheader.i.i: ; preds = %bb12.i.i
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%1 = getelementptr inbounds %"core::str::CharIndices.29.66.90.114.138.149.165.173.181.197.205.213.229.387.398", %"core::str::CharIndices.29.66.90.114.138.149.165.173.181.197.205.213.229.387.398"* %0, i64 0, i32 0, i64 0
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store i64 0, i64* %1, align 8
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unreachable
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bb20.i.i: ; preds = %bb12.i.i
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ret void
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}
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declare void @llvm.assume(i1)
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