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      1 ; RUN: llc < %s -mcpu=generic -mtriple=i386-apple-darwin -no-integrated-as
      2 
      3 @g1 = global double 0.000000e+00, align 8
      4 @g2 = global i32 0, align 4
      5 
      6 define void @_Z16fpuop_arithmeticjj(i32, i32) !dbg !4 {
      7 entry:
      8   switch i32 undef, label %sw.bb.i1921 [
      9   ]
     10 
     11 sw.bb261:                                         ; preds = %entry, %entry
     12   unreachable
     13 
     14 sw.bb.i1921:                                      ; preds = %if.end504
     15   switch i32 undef, label %if.end511 [
     16     i32 1, label %sw.bb27.i
     17   ]
     18 
     19 sw.bb27.i:                                        ; preds = %sw.bb.i1921
     20   %conv.i.i1923 = fpext float undef to x86_fp80
     21   br label %if.end511
     22 
     23 if.end511:                                        ; preds = %sw.bb27.i, %sw.bb13.i
     24   %src.sroa.0.0.src.sroa.0.0.2280 = phi x86_fp80 [ %conv.i.i1923, %sw.bb27.i ], [ undef, %sw.bb.i1921 ]
     25   switch i32 undef, label %sw.bb992 [
     26     i32 3, label %sw.bb735
     27     i32 18, label %if.end41.i2210
     28   ]
     29 
     30 sw.bb735:                                         ; preds = %if.end511
     31   %2 = call x86_fp80 asm sideeffect "frndint", "={st},0,~{dirflag},~{fpsr},~{flags}"(x86_fp80 %src.sroa.0.0.src.sroa.0.0.2280)
     32   unreachable
     33 
     34 if.end41.i2210:                                   ; preds = %if.end511
     35   call void @llvm.dbg.value(metadata x86_fp80 %src.sroa.0.0.src.sroa.0.0.2280, i64 0, metadata !20, metadata !DIExpression()), !dbg !DILocation(scope: !4)
     36   unreachable
     37 
     38 sw.bb992:                                         ; preds = %if.end511
     39   ret void
     40 }
     41 
     42 declare void @llvm.dbg.value(metadata, i64, metadata, metadata)
     43 
     44 !llvm.dbg.cu = !{!0}
     45 !llvm.module.flags = !{!24, !25}
     46 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.6.0 (http://llvm.org/git/clang 8444ae7cfeaefae031f8fedf0d1435ca3b14d90b) (http://llvm.org/git/llvm 886f0101a7d176543b831f5efb74c03427244a55)", isOptimized: true, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !21, imports: !2)
     47 !1 = !DIFile(filename: "fpu_ieee.cpp", directory: "x87stackifier")
     48 !2 = !{}
     49 !4 = distinct !DISubprogram(name: "fpuop_arithmetic", linkageName: "_Z16fpuop_arithmeticjj", line: 11, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 13, file: !5, scope: !6, type: !7, variables: !10)
     50 !5 = !DIFile(filename: "f1.cpp", directory: "x87stackifier")
     51 !6 = !DIFile(filename: "f1.cpp", directory: "x87stackifier")
     52 !7 = !DISubroutineType(types: !8)
     53 !8 = !{null, !9, !9}
     54 !9 = !DIBasicType(tag: DW_TAG_base_type, name: "unsigned int", size: 32, align: 32, encoding: DW_ATE_unsigned)
     55 !10 = !{!11, !12, !13, !18, !20}
     56 !11 = !DILocalVariable(name: "", line: 11, arg: 1, scope: !4, file: !6, type: !9)
     57 !12 = !DILocalVariable(name: "", line: 11, arg: 2, scope: !4, file: !6, type: !9)
     58 !13 = !DILocalVariable(name: "x", line: 14, scope: !4, file: !6, type: !14)
     59 !14 = !DIDerivedType(tag: DW_TAG_typedef, name: "fpu_extended", line: 3, file: !5, baseType: !15)
     60 !15 = !DIDerivedType(tag: DW_TAG_typedef, name: "fpu_register", line: 2, file: !5, baseType: !16)
     61 !16 = !DIDerivedType(tag: DW_TAG_typedef, name: "uae_f64", line: 1, file: !5, baseType: !17)
     62 !17 = !DIBasicType(tag: DW_TAG_base_type, name: "long double", size: 128, align: 128, encoding: DW_ATE_float)
     63 !18 = !DILocalVariable(name: "a", line: 15, scope: !4, file: !6, type: !19)
     64 !19 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
     65 !20 = !DILocalVariable(name: "value", line: 16, scope: !4, file: !6, type: !14)
     66 !21 = !{!22, !23}
     67 !22 = !DIGlobalVariable(name: "g1", line: 5, isLocal: false, isDefinition: true, scope: null, file: !6, type: !14, variable: double* @g1)
     68 !23 = !DIGlobalVariable(name: "g2", line: 6, isLocal: false, isDefinition: true, scope: null, file: !6, type: !19, variable: i32* @g2)
     69 !24 = !{i32 2, !"Dwarf Version", i32 2}
     70 !25 = !{i32 2, !"Debug Info Version", i32 3}
     71