[llvm] r181271 - DebugInfo: Support imported modules in lexical blocks
David Blaikie
dblaikie at gmail.com
Tue May 7 08:32:32 PDT 2013
Thanks for the fix. Sorry about that.
On May 7, 2013 12:48 AM, "Timur Iskhodzhanov" <timurrrr at google.com> wrote:
> Should be fixed by r181296.
>
> 2013/5/7 Timur Iskhodzhanov <timurrrr at google.com>:
> > This fails to compile with VS2010:
> >
> > 168> DwarfDebug.cpp
> > 168>C:\Program Files (x86)\Microsoft Visual Studio
> > 10.0\VC\include\utility(163): error C2440: 'initializing' : cannot
> > convert from 'int' to 'const llvm::MDNode *'
> > 168> Conversion from integral type to pointer type requires
> > reinterpret_cast, C-style cast or function-style cast
> > 168> C:\Program Files (x86)\Microsoft Visual Studio
> > 10.0\VC\include\utility(247) : see reference to function template
> > instantiation
> 'std::_Pair_base<_Ty1,_Ty2>::_Pair_base<llvm::DIScope&,_Ty>(_Other1,_Other2
> > &&)' being compiled
> > 168> with
> > 168> [
> > 168> _Ty1=const llvm::MDNode *,
> > 168> _Ty2=const llvm::MDNode *,
> > 168> _Ty=int,
> > 168> _Other1=llvm::DIScope &,
> > 168> _Other2=int
> > 168> ]
> > 168> ..\..\..\..\llvm\lib\CodeGen\AsmPrinter\DwarfDebug.cpp(609)
> > : see reference to function template instantiation
> > 'std::pair<_Ty1,_Ty2>::pair<llvm::DIScope&,int>(_Other1,_Other2 &&)'
> > being compiled
> > 168> with
> > 168> [
> > 168> _Ty1=const llvm::MDNode *,
> > 168> _Ty2=const llvm::MDNode *,
> > 168> _Other1=llvm::DIScope &,
> > 168> _Other2=int
> > 168> ]
> > 168>C:\Program Files (x86)\Microsoft Visual Studio
> > 10.0\VC\include\utility(163): error C2439:
> > 'std::_Pair_base<_Ty1,_Ty2>::second' : member could not be initialized
> > 168> with
> > 168> [
> > 168> _Ty1=const llvm::MDNode *,
> > 168> _Ty2=const llvm::MDNode *
> > 168> ]
> > 168> C:\Program Files (x86)\Microsoft Visual Studio
> > 10.0\VC\include\utility(167) : see declaration of
> > 'std::_Pair_base<_Ty1,_Ty2>::second'
> > 168> with
> > 168> [
> > 168> _Ty1=const llvm::MDNode *,
> > 168> _Ty2=const llvm::MDNode *
> > 168> ]
> >
> > 2013/5/7 David Blaikie <dblaikie at gmail.com>:
> >> Author: dblaikie
> >> Date: Mon May 6 18:33:07 2013
> >> New Revision: 181271
> >>
> >> URL: http://llvm.org/viewvc/llvm-project?rev=181271&view=rev
> >> Log:
> >> DebugInfo: Support imported modules in lexical blocks
> >>
> >> Modified:
> >> llvm/trunk/lib/CodeGen/AsmPrinter/DwarfCompileUnit.h
> >> llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
> >> llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h
> >> llvm/trunk/test/DebugInfo/namespace.ll
> >>
> >> Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfCompileUnit.h
> >> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfCompileUnit.h?rev=181271&r1=181270&r2=181271&view=diff
> >>
> ==============================================================================
> >> --- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfCompileUnit.h (original)
> >> +++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfCompileUnit.h Mon May 6
> 18:33:07 2013
> >> @@ -94,9 +94,6 @@ class CompileUnit {
> >> /// DWARF version doesn't handle the language, return -1.
> >> int64_t getDefaultLowerBound() const;
> >>
> >> - /// getOrCreateContextDIE - Get context owner's DIE.
> >> - DIE *getOrCreateContextDIE(DIDescriptor Context);
> >> -
> >> public:
> >> CompileUnit(unsigned UID, unsigned L, DIE *D, AsmPrinter *A,
> DwarfDebug *DW,
> >> DwarfUnits *);
> >> @@ -372,6 +369,9 @@ public:
> >> /// createStaticMemberDIE - Create new static data member DIE.
> >> DIE *createStaticMemberDIE(DIDerivedType DT);
> >>
> >> + /// getOrCreateContextDIE - Get context owner's DIE.
> >> + DIE *getOrCreateContextDIE(DIDescriptor Context);
> >> +
> >> private:
> >>
> >> // DIEValueAllocator - All DIEValues are allocated through this
> allocator.
> >>
> >> Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
> >> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp?rev=181271&r1=181270&r2=181271&view=diff
> >>
> ==============================================================================
> >> --- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp (original)
> >> +++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp Mon May 6
> 18:33:07 2013
> >> @@ -94,6 +94,12 @@ static cl::opt<DefaultOnOff> SplitDwarf(
> >> namespace {
> >> const char *DWARFGroupName = "DWARF Emission";
> >> const char *DbgTimerName = "DWARF Debug Writer";
> >> +
> >> + struct CompareFirst {
> >> + template <typename T> bool operator()(const T &lhs, const T &rhs)
> const {
> >> + return lhs.first < rhs.first;
> >> + }
> >> + };
> >> } // end anonymous namespace
> >>
> >>
> //===----------------------------------------------------------------------===//
> >> @@ -597,9 +603,15 @@ DIE *DwarfDebug::constructScopeDIE(Compi
> >> }
> >> else {
> >> // There is no need to emit empty lexical block DIE.
> >> - if (Children.empty())
> >> + std::pair<ImportedEntityMap::const_iterator,
> >> + ImportedEntityMap::const_iterator> Range =
> std::equal_range(
> >> + ScopesWithImportedEntities.begin(),
> ScopesWithImportedEntities.end(),
> >> + std::pair<const MDNode *, const MDNode *>(DS, 0),
> CompareFirst());
> >> + if (Children.empty() && Range.first == Range.second)
> >> return NULL;
> >> ScopeDIE = constructLexicalScopeDIE(TheCU, Scope);
> >> + for (ImportedEntityMap::const_iterator i = Range.first; i !=
> Range.second; ++i)
> >> + constructImportedModuleDIE(TheCU, i->second, ScopeDIE);
> >> }
> >>
> >> if (!ScopeDIE) return NULL;
> >> @@ -768,6 +780,24 @@ void DwarfDebug::constructImportedModule
> >> DIImportedModule Module(N);
> >> if (!Module.Verify())
> >> return;
> >> + if (DIE *D = TheCU->getOrCreateContextDIE(Module.getContext()))
> >> + constructImportedModuleDIE(TheCU, Module, D);
> >> +}
> >> +
> >> +void DwarfDebug::constructImportedModuleDIE(CompileUnit *TheCU, const
> MDNode *N,
> >> + DIE *Context) {
> >> + DIImportedModule Module(N);
> >> + if (!Module.Verify())
> >> + return;
> >> + return constructImportedModuleDIE(TheCU, Module, Context);
> >> +}
> >> +
> >> +void DwarfDebug::constructImportedModuleDIE(CompileUnit *TheCU,
> >> + const DIImportedModule
> &Module,
> >> + DIE *Context) {
> >> + assert(Module.Verify() &&
> >> + "Use one of the MDNode * overloads to handle invalid
> metadata");
> >> + assert(Context && "Should always have a context for an
> imported_module");
> >> DIE *IMDie = new DIE(dwarf::DW_TAG_imported_module);
> >> TheCU->insertDIE(Module, IMDie);
> >> DIE *NSDie = TheCU->getOrCreateNameSpace(Module.getNameSpace());
> >> @@ -777,7 +807,7 @@ void DwarfDebug::constructImportedModule
> >> TheCU->addUInt(IMDie, dwarf::DW_AT_decl_file, 0, FileID);
> >> TheCU->addUInt(IMDie, dwarf::DW_AT_decl_line, 0,
> Module.getLineNumber());
> >> TheCU->addDIEEntry(IMDie, dwarf::DW_AT_import, dwarf::DW_FORM_ref4,
> NSDie);
> >> - TheCU->addToContextOwner(IMDie, Module.getContext());
> >> + Context->addChild(IMDie);
> >> }
> >>
> >> // Emit all Dwarf sections that should come prior to the content.
> Create
> >> @@ -801,6 +831,13 @@ void DwarfDebug::beginModule() {
> >> for (unsigned i = 0, e = CU_Nodes->getNumOperands(); i != e; ++i) {
> >> DICompileUnit CUNode(CU_Nodes->getOperand(i));
> >> CompileUnit *CU = constructCompileUnit(CUNode);
> >> + DIArray ImportedModules = CUNode.getImportedModules();
> >> + for (unsigned i = 0, e = ImportedModules.getNumElements(); i != e;
> ++i)
> >> + ScopesWithImportedEntities.push_back(std::make_pair(
> >> + DIImportedModule(ImportedModules.getElement(i)).getContext(),
> >> + ImportedModules.getElement(i)));
> >> + std::sort(ScopesWithImportedEntities.begin(),
> >> + ScopesWithImportedEntities.end(), CompareFirst());
> >> DIArray GVs = CUNode.getGlobalVariables();
> >> for (unsigned i = 0, e = GVs.getNumElements(); i != e; ++i)
> >> CU->createGlobalVariableDIE(GVs.getElement(i));
> >> @@ -815,7 +852,6 @@ void DwarfDebug::beginModule() {
> >> CU->getOrCreateTypeDIE(RetainedTypes.getElement(i));
> >> // Emit imported_modules last so that the relevant context is
> already
> >> // available.
> >> - DIArray ImportedModules = CUNode.getImportedModules();
> >> for (unsigned i = 0, e = ImportedModules.getNumElements(); i != e;
> ++i)
> >> constructImportedModuleDIE(CU, ImportedModules.getElement(i));
> >> // If we're splitting the dwarf out now that we've got the entire
> >>
> >> Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h
> >> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h?rev=181271&r1=181270&r2=181271&view=diff
> >>
> ==============================================================================
> >> --- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h (original)
> >> +++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h Mon May 6 18:33:07
> 2013
> >> @@ -433,6 +433,10 @@ class DwarfDebug {
> >> // Holder for the skeleton information.
> >> DwarfUnits SkeletonHolder;
> >>
> >> + typedef SmallVector<std::pair<const MDNode *, const MDNode *>, 32>
> >> + ImportedEntityMap;
> >> + ImportedEntityMap ScopesWithImportedEntities;
> >> +
> >> private:
> >>
> >> void addScopeVariable(LexicalScope *LS, DbgVariable *Var);
> >> @@ -558,6 +562,15 @@ private:
> >> /// \brief Construct import_module DIE.
> >> void constructImportedModuleDIE(CompileUnit *TheCU, const MDNode *N);
> >>
> >> + /// \brief Construct import_module DIE.
> >> + void constructImportedModuleDIE(CompileUnit *TheCU, const MDNode *N,
> >> + DIE *Context);
> >> +
> >> + /// \brief Construct import_module DIE.
> >> + void constructImportedModuleDIE(CompileUnit *TheCU,
> >> + const DIImportedModule &Module,
> >> + DIE *Context);
> >> +
> >> /// \brief Register a source line with debug info. Returns the unique
> >> /// label that was emitted and which provides correspondence to the
> >> /// source line list.
> >>
> >> Modified: llvm/trunk/test/DebugInfo/namespace.ll
> >> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/DebugInfo/namespace.ll?rev=181271&r1=181270&r2=181271&view=diff
> >>
> ==============================================================================
> >> --- llvm/trunk/test/DebugInfo/namespace.ll (original)
> >> +++ llvm/trunk/test/DebugInfo/namespace.ll Mon May 6 18:33:07 2013
> >> @@ -3,7 +3,7 @@
> >> ; RUN: llc -O0 -filetype=obj < %s > %t
> >> ; RUN: llvm-dwarfdump %t | FileCheck %s
> >> ; CHECK: debug_info contents
> >> -; CHECK: DW_TAG_namespace
> >> +; CHECK: [[NS1:0x[0-9a-f]*]]:{{ *}}DW_TAG_namespace
> >> ; CHECK-NEXT: DW_AT_name{{.*}} = "A"
> >> ; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F1:[0-9]]])
> >> ; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x03)
> >> @@ -15,14 +15,31 @@
> >> ; CHECK-NOT: NULL
> >> ; CHECK: DW_TAG_variable
> >> ; CHECK-NEXT: DW_AT_name{{.*}}= "i"
> >> +; CHECK: NULL
> >> +; CHECK-NOT: NULL
> >> +; CHECK: DW_TAG_imported_module
> >> +; This is a bug, it should be in F2 but it inherits the file from its
> >> +; enclosing scope
> >> +; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F1]])
> >> +; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x04)
> >> +; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS2]]})
> >> +
> >> ; CHECK: DW_TAG_subprogram
> >> ; CHECK-NEXT: DW_AT_MIPS_linkage_name
> >> ; CHECK-NEXT: DW_AT_name{{.*}}= "func"
> >> ; CHECK-NOT: NULL
> >> ; CHECK: DW_TAG_imported_module
> >> ; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
> >> -; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x07)
> >> +; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x0e)
> >> +; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS1]]})
> >> +; CHECK-NOT: NULL
> >> +; CHECK: DW_TAG_lexical_block
> >> +; CHECK-NOT: NULL
> >> +; CHECK: DW_TAG_imported_module
> >> +; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
> >> +; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x0b)
> >> ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS2]]})
> >> +
> >> ; CHECK: file_names[ [[F1]]]{{.*}}debug-info-namespace.cpp
> >> ; CHECK: file_names[ [[F2]]]{{.*}}foo.cpp
> >>
> >> @@ -33,40 +50,81 @@
> >> ; namespace B {
> >> ; int i;
> >> ; }
> >> +; using namespace B;
> >> ; }
> >> ;
> >> -; int func() {
> >> -; using namespace A::B;
> >> -; return i;
> >> +; using namespace A;
> >> +;
> >> +; int func(bool b) {
> >> +; if (b) {
> >> +; using namespace A::B;
> >> +; return i;
> >> +; }
> >> +; using namespace A;
> >> +; return B::i;
> >> ; }
> >>
> >> @_ZN1A1B1iE = global i32 0, align 4
> >>
> >> -; Function Attrs: nounwind uwtable
> >> -define i32 @_Z4funcv() #0 {
> >> +; Function Attrs: nounwind uwtable
> >> +define i32 @_Z4funcb(i1 zeroext %b) #0 {
> >> entry:
> >> - %0 = load i32* @_ZN1A1B1iE, align 4, !dbg !16
> >> - ret i32 %0, !dbg !16
> >> + %retval = alloca i32, align 4
> >> + %b.addr = alloca i8, align 1
> >> + %frombool = zext i1 %b to i8
> >> + store i8 %frombool, i8* %b.addr, align 1
> >> + call void @llvm.dbg.declare(metadata !{i8* %b.addr}, metadata !21),
> !dbg !22
> >> + %0 = load i8* %b.addr, align 1, !dbg !23
> >> + %tobool = trunc i8 %0 to i1, !dbg !23
> >> + br i1 %tobool, label %if.then, label %if.end, !dbg !23
> >> +
> >> +if.then: ; preds = %entry
> >> + %1 = load i32* @_ZN1A1B1iE, align 4, !dbg !24
> >> + store i32 %1, i32* %retval, !dbg !24
> >> + br label %return, !dbg !24
> >> +
> >> +if.end: ; preds = %entry
> >> + %2 = load i32* @_ZN1A1B1iE, align 4, !dbg !25
> >> + store i32 %2, i32* %retval, !dbg !25
> >> + br label %return, !dbg !25
> >> +
> >> +return: ; preds = %if.end,
> %if.then
> >> + %3 = load i32* %retval, !dbg !26
> >> + ret i32 %3, !dbg !26
> >> }
> >>
> >> +; Function Attrs: nounwind readnone
> >> +declare void @llvm.dbg.declare(metadata, metadata) #1
> >> +
> >> attributes #0 = { nounwind uwtable "less-precise-fpmad"="false"
> "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf"="true"
> "no-infs-fp-math"="false" "no-nans-fp-math"="false"
> "unsafe-fp-math"="false" "use-soft-float"="false" }
> >> +attributes #1 = { nounwind readnone }
> >>
> >> !llvm.dbg.cu = !{!0}
> >>
> >> -!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang
> version 3.3 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2,
> metadata !3, metadata !10, metadata !14, metadata !""} ; [
> DW_TAG_compile_unit ]
> [/usr/local/google/home/blaikie/dev/llvm/src/tools/clang//usr/local/google/home/blaikie/dev/llvm/src/tools/clang/test/CodeGenCXX/debug-info-namespace.cpp]
> [DW_LANG_C_plus_plus]
> >> +!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang
> version 3.3 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2,
> metadata !3, metadata !11, metadata !15, metadata !""} ; [
> DW_TAG_compile_unit ]
> [/usr/local/google/home/blaikie/dev/llvm/src/tools/clang//usr/local/google/home/blaikie/dev/llvm/src/tools/clang/test/CodeGenCXX/debug-info-namespace.cpp]
> [DW_LANG_C_plus_plus]
> >> !1 = metadata !{metadata
> !"/usr/local/google/home/blaikie/dev/llvm/src/tools/clang/test/CodeGenCXX/debug-info-namespace.cpp",
> metadata !"/usr/local/google/home/blaikie/dev/llvm/src/tools/clang"}
> >> !2 = metadata !{i32 0}
> >> !3 = metadata !{metadata !4}
> >> -!4 = metadata !{i32 786478, metadata !5, metadata !6, metadata
> !"func", metadata !"func", metadata !"_Z4funcv", i32 6, metadata !7, i1
> false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @_Z4funcv,
> null, null, metadata !2, i32 6} ; [ DW_TAG_subprogram ] [line 6] [def]
> [func]
> >> +!4 = metadata !{i32 786478, metadata !5, metadata !6, metadata
> !"func", metadata !"func", metadata !"_Z4funcb", i32 9, metadata !7, i1
> false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i1)* @_Z4funcb,
> null, null, metadata !2, i32 9} ; [ DW_TAG_subprogram ] [line 9] [def]
> [func]
> >> !5 = metadata !{metadata !"foo.cpp", metadata
> !"/usr/local/google/home/blaikie/dev/llvm/src/tools/clang"}
> >> -!6 = metadata !{i32 786473, metadata !5} ; [ DW_TAG_file_type
> ] [/usr/local/google/home/blaikie/dev/llvm/src/tools/clang/foo.cpp]
> >> +!6 = metadata !{i32 786473, metadata !5} ; [ DW_TAG_file_type
> ] [/usr/local/google/home/blaikie/dev/llvm/build/clang/debug/foo.cpp]
> >> !7 = metadata !{i32 786453, i32 0, i32 0, metadata !"", i32 0, i64 0,
> i64 0, i64 0, i32 0, null, metadata !8, i32 0, i32 0} ; [
> DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
> >> -!8 = metadata !{metadata !9}
> >> +!8 = metadata !{metadata !9, metadata !10}
> >> !9 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64
> 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size
> 32, align 32, offset 0, enc DW_ATE_signed]
> >> -!10 = metadata !{metadata !11}
> >> -!11 = metadata !{i32 786484, i32 0, metadata !12, metadata !"i",
> metadata !"i", metadata !"_ZN1A1B1iE", metadata !6, i32 2, metadata !9, i32
> 0, i32 1, i32* @_ZN1A1B1iE, null} ; [ DW_TAG_variable ] [i] [line 2] [def]
> >> -!12 = metadata !{i32 786489, metadata !5, metadata !13, metadata !"B",
> i32 1} ; [ DW_TAG_namespace ] [B] [line 1]
> >> -!13 = metadata !{i32 786489, metadata !1, null, metadata !"A", i32 3}
> ; [ DW_TAG_namespace ] [A] [line 3]
> >> -!14 = metadata !{metadata !15}
> >> -!15 = metadata !{i32 786490, metadata !4, metadata !12, i32 7} ; [
> DW_TAG_imported_module ]
> >> -!16 = metadata !{i32 8, i32 0, metadata !4, null}
> >> +!10 = metadata !{i32 786468, null, null, metadata !"bool", i32 0, i64
> 8, i64 8, i64 0, i32 0, i32 2} ; [ DW_TAG_base_type ] [bool] [line 0, size
> 8, align 8, offset 0, enc DW_ATE_boolean]
> >> +!11 = metadata !{metadata !12}
> >> +!12 = metadata !{i32 786484, i32 0, metadata !13, metadata !"i",
> metadata !"i", metadata !"_ZN1A1B1iE", metadata !6, i32 2, metadata !9, i32
> 0, i32 1, i32* @_ZN1A1B1iE, null} ; [ DW_TAG_variable ] [i] [line 2] [def]
> >> +!13 = metadata !{i32 786489, metadata !5, metadata !14, metadata !"B",
> i32 1} ; [ DW_TAG_namespace ] [B] [line 1]
> >> +!14 = metadata !{i32 786489, metadata !1, null, metadata !"A", i32 3}
> ; [ DW_TAG_namespace ] [A] [line 3]
> >> +!15 = metadata !{metadata !16, metadata !17, metadata !18, metadata
> !20}
> >> +!16 = metadata !{i32 786490, metadata !14, metadata !13, i32 4} ; [
> DW_TAG_imported_module ]
> >> +!17 = metadata !{i32 786490, metadata !0, metadata !14, i32 7} ; [
> DW_TAG_imported_module ]
> >> +!18 = metadata !{i32 786490, metadata !19, metadata !13, i32 11} ; [
> DW_TAG_imported_module ]
> >> +!19 = metadata !{i32 786443, metadata !5, metadata !4, i32 10, i32 0,
> i32 0} ; [ DW_TAG_lexical_block ]
> [/usr/local/google/home/blaikie/dev/llvm/build/clang/debug/foo.cpp]
> >> +!20 = metadata !{i32 786490, metadata !4, metadata !14, i32 14} ; [
> DW_TAG_imported_module ]
> >> +!21 = metadata !{i32 786689, metadata !4, metadata !"b", metadata !6,
> i32 16777225, metadata !10, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [b]
> [line 9]
> >> +!22 = metadata !{i32 9, i32 0, metadata !4, null}
> >> +!23 = metadata !{i32 10, i32 0, metadata !4, null}
> >> +!24 = metadata !{i32 12, i32 0, metadata !19, null}
> >> +!25 = metadata !{i32 15, i32 0, metadata !4, null}
> >> +!26 = metadata !{i32 16, i32 0, metadata !4, null}
> >>
> >>
> >> _______________________________________________
> >> llvm-commits mailing list
> >> llvm-commits at cs.uiuc.edu
> >> http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
>
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