[llvm] r213581 - Revert "Recommit r212203: Don't try to construct debug LexicalScopes hierarchy for functions that do not have top level debug information."
David Blaikie
dblaikie at gmail.com
Mon Jul 21 13:45:59 PDT 2014
Author: dblaikie
Date: Mon Jul 21 15:45:59 2014
New Revision: 213581
URL: http://llvm.org/viewvc/llvm-project?rev=213581&view=rev
Log:
Revert "Recommit r212203: Don't try to construct debug LexicalScopes hierarchy for functions that do not have top level debug information."
This reverts commit r212649 while I investigate/reduce/etc PR20367.
Removed:
llvm/trunk/test/DebugInfo/cross-cu-linkonce-distinct.ll
llvm/trunk/test/DebugInfo/nodebug.ll
Modified:
llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h
llvm/trunk/lib/CodeGen/LiveDebugVariables.cpp
llvm/trunk/lib/CodeGen/LiveDebugVariables.h
llvm/trunk/test/CodeGen/X86/2010-06-01-DeadArg-DbgInfo.ll
llvm/trunk/test/CodeGen/X86/dbg-changes-codegen-branch-folding.ll
llvm/trunk/test/DebugInfo/X86/concrete_out_of_line.ll
Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp?rev=213581&r1=213580&r2=213581&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp (original)
+++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp Mon Jul 21 15:45:59 2014
@@ -731,8 +731,6 @@ void DwarfDebug::beginModule() {
const Module *M = MMI->getModule();
- FunctionDIs = makeSubprogramMap(*M);
-
// If module has named metadata anchors then use them, otherwise scan the
// module using debug info finder to collect debug info.
NamedMDNode *CU_Nodes = M->getNamedMetadata("llvm.dbg.cu");
@@ -1418,10 +1416,6 @@ void DwarfDebug::beginFunction(const Mac
if (!MMI->hasDebugInfo())
return;
- auto DI = FunctionDIs.find(MF->getFunction());
- if (DI == FunctionDIs.end())
- return;
-
// Grab the lexical scopes for the function, if we don't have any of those
// then we're not going to be able to do anything.
LScopes.initialize(*MF);
@@ -1437,14 +1431,6 @@ void DwarfDebug::beginFunction(const Mac
// belongs to so that we add to the correct per-cu line table in the
// non-asm case.
LexicalScope *FnScope = LScopes.getCurrentFunctionScope();
- // FnScope->getScopeNode() and DI->second should represent the same function,
- // though they may not be the same MDNode due to inline functions merged in
- // LTO where the debug info metadata still differs (either due to distinct
- // written differences - two versions of a linkonce_odr function
- // written/copied into two separate files, or some sub-optimal metadata that
- // isn't structurally identical (see: file path/name info from clang, which
- // includes the directory of the cpp file being built, even when the file name
- // is absolute (such as an <> lookup header)))
DwarfCompileUnit *TheCU = SPMap.lookup(FnScope->getScopeNode());
assert(TheCU && "Unable to find compile unit!");
if (Asm->OutStreamer.hasRawTextSupport())
@@ -1542,8 +1528,7 @@ void DwarfDebug::endFunction(const Machi
assert(CurFn == MF);
assert(CurFn != nullptr);
- if (!MMI->hasDebugInfo() || LScopes.empty() ||
- !FunctionDIs.count(MF->getFunction())) {
+ if (!MMI->hasDebugInfo() || LScopes.empty()) {
// If we don't have a lexical scope for this function then there will
// be a hole in the range information. Keep note of this by setting the
// previously used section to nullptr.
Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h?rev=213581&r1=213580&r2=213581&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h (original)
+++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h Mon Jul 21 15:45:59 2014
@@ -330,8 +330,6 @@ class DwarfDebug : public AsmPrinterHand
DwarfAccelTable AccelNamespace;
DwarfAccelTable AccelTypes;
- DenseMap<const Function *, DISubprogram> FunctionDIs;
-
MCDwarfDwoLineTable *getDwoLineTable(const DwarfCompileUnit &);
void addScopeVariable(LexicalScope *LS, DbgVariable *Var);
Modified: llvm/trunk/lib/CodeGen/LiveDebugVariables.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/LiveDebugVariables.cpp?rev=213581&r1=213580&r2=213581&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/LiveDebugVariables.cpp (original)
+++ llvm/trunk/lib/CodeGen/LiveDebugVariables.cpp Mon Jul 21 15:45:59 2014
@@ -329,13 +329,12 @@ class LDVImpl {
void computeIntervals();
public:
- LDVImpl(LiveDebugVariables *ps)
- : pass(*ps), MF(nullptr), EmitDone(false), ModifiedMF(false) {}
+ LDVImpl(LiveDebugVariables *ps) : pass(*ps), EmitDone(false),
+ ModifiedMF(false) {}
bool runOnMachineFunction(MachineFunction &mf);
/// clear - Release all memory.
void clear() {
- MF = nullptr;
userValues.clear();
virtRegToEqClass.clear();
userVarMap.clear();
@@ -694,11 +693,11 @@ void LDVImpl::computeIntervals() {
}
bool LDVImpl::runOnMachineFunction(MachineFunction &mf) {
- clear();
MF = &mf;
LIS = &pass.getAnalysis<LiveIntervals>();
MDT = &pass.getAnalysis<MachineDominatorTree>();
TRI = mf.getTarget().getRegisterInfo();
+ clear();
LS.initialize(mf);
DEBUG(dbgs() << "********** COMPUTING LIVE DEBUG VARIABLES: "
<< mf.getName() << " **********\n");
@@ -713,8 +712,6 @@ bool LDVImpl::runOnMachineFunction(Machi
bool LiveDebugVariables::runOnMachineFunction(MachineFunction &mf) {
if (!EnableLDV)
return false;
- if (!FunctionDIs.count(mf.getFunction()))
- return false;
if (!pImpl)
pImpl = new LDVImpl(this);
return static_cast<LDVImpl*>(pImpl)->runOnMachineFunction(mf);
@@ -977,8 +974,6 @@ void UserValue::emitDebugValues(VirtRegM
void LDVImpl::emitDebugValues(VirtRegMap *VRM) {
DEBUG(dbgs() << "********** EMITTING LIVE DEBUG VARIABLES **********\n");
- if (!MF)
- return;
const TargetInstrInfo *TII = MF->getTarget().getInstrInfo();
for (unsigned i = 0, e = userValues.size(); i != e; ++i) {
DEBUG(userValues[i]->print(dbgs(), &MF->getTarget()));
@@ -993,10 +988,6 @@ void LiveDebugVariables::emitDebugValues
static_cast<LDVImpl*>(pImpl)->emitDebugValues(VRM);
}
-bool LiveDebugVariables::doInitialization(Module &M) {
- FunctionDIs = makeSubprogramMap(M);
- return Pass::doInitialization(M);
-}
#ifndef NDEBUG
void LiveDebugVariables::dump() {
Modified: llvm/trunk/lib/CodeGen/LiveDebugVariables.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/LiveDebugVariables.h?rev=213581&r1=213580&r2=213581&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/LiveDebugVariables.h (original)
+++ llvm/trunk/lib/CodeGen/LiveDebugVariables.h Mon Jul 21 15:45:59 2014
@@ -22,7 +22,6 @@
#define LLVM_CODEGEN_LIVEDEBUGVARIABLES_H
#include "llvm/ADT/ArrayRef.h"
-#include "llvm/IR/DebugInfo.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
namespace llvm {
@@ -33,7 +32,6 @@ class VirtRegMap;
class LiveDebugVariables : public MachineFunctionPass {
void *pImpl;
- DenseMap<const Function*, DISubprogram> FunctionDIs;
public:
static char ID; // Pass identification, replacement for typeid
@@ -66,7 +64,6 @@ private:
bool runOnMachineFunction(MachineFunction &) override;
void releaseMemory() override;
void getAnalysisUsage(AnalysisUsage &) const override;
- bool doInitialization(Module &) override;
};
Modified: llvm/trunk/test/CodeGen/X86/2010-06-01-DeadArg-DbgInfo.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/2010-06-01-DeadArg-DbgInfo.ll?rev=213581&r1=213580&r2=213581&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/2010-06-01-DeadArg-DbgInfo.ll (original)
+++ llvm/trunk/test/CodeGen/X86/2010-06-01-DeadArg-DbgInfo.ll Mon Jul 21 15:45:59 2014
@@ -24,7 +24,7 @@ declare void @llvm.dbg.value(metadata, i
!llvm.dbg.lv = !{!0, !14, !15, !16, !17, !24, !25, !28}
!0 = metadata !{i32 786689, metadata !1, metadata !"this", metadata !3, i32 11, metadata !12, i32 0, null} ; [ DW_TAG_arg_variable ]
-!1 = metadata !{i32 786478, metadata !31, metadata !2, metadata !"bar", metadata !"bar", metadata !"_ZN3foo3barEi", i32 11, metadata !9, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 true, i32 (%struct.foo*, i32)* null, null, null, null, i32 11} ; [ DW_TAG_subprogram ]
+!1 = metadata !{i32 786478, metadata !31, metadata !2, metadata !"bar", metadata !"bar", metadata !"_ZN3foo3barEi", i32 11, metadata !9, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 true, i32 (%struct.foo*, i32)* @_ZN3foo3bazEi, null, null, null, i32 11} ; [ DW_TAG_subprogram ]
!2 = metadata !{i32 786451, metadata !31, metadata !3, metadata !"foo", i32 3, i64 32, i64 32, i64 0, i32 0, null, metadata !5, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [foo] [line 3, size 32, align 32, offset 0] [def] [from ]
!3 = metadata !{i32 786473, metadata !31} ; [ DW_TAG_file_type ]
!4 = metadata !{i32 786449, metadata !31, i32 4, metadata !"4.2.1 LLVM build", i1 true, metadata !"", i32 0, metadata !32, metadata !32, metadata !33, null, null, metadata !""} ; [ DW_TAG_compile_unit ]
Modified: llvm/trunk/test/CodeGen/X86/dbg-changes-codegen-branch-folding.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/dbg-changes-codegen-branch-folding.ll?rev=213581&r1=213580&r2=213581&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/dbg-changes-codegen-branch-folding.ll (original)
+++ llvm/trunk/test/CodeGen/X86/dbg-changes-codegen-branch-folding.ll Mon Jul 21 15:45:59 2014
@@ -52,153 +52,58 @@ define void @_Z3barii(i32 %param1, i32 %
entry:
%var1 = alloca %struct.AAA3, align 1
%var2 = alloca %struct.AAA3, align 1
- tail call void @llvm.dbg.value(metadata !{i32 %param1}, i64 0, metadata !30), !dbg !47
- tail call void @llvm.dbg.value(metadata !{i32 %param2}, i64 0, metadata !31), !dbg !47
- tail call void @llvm.dbg.value(metadata !48, i64 0, metadata !32), !dbg !49
- %tobool = icmp eq i32 %param2, 0, !dbg !50
- br i1 %tobool, label %if.end, label %if.then, !dbg !50
+ %tobool = icmp eq i32 %param2, 0
+ br i1 %tobool, label %if.end, label %if.then
if.then: ; preds = %entry
- %call = tail call i8* @_Z5i2stri(i32 %param2), !dbg !52
- tail call void @llvm.dbg.value(metadata !{i8* %call}, i64 0, metadata !32), !dbg !49
- br label %if.end, !dbg !54
+ %call = call i8* @_Z5i2stri(i32 %param2)
+ br label %if.end
if.end: ; preds = %entry, %if.then
- tail call void @llvm.dbg.value(metadata !{%struct.AAA3* %var1}, i64 0, metadata !33), !dbg !55
- tail call void @llvm.dbg.value(metadata !{%struct.AAA3* %var1}, i64 0, metadata !56), !dbg !57
- tail call void @llvm.dbg.value(metadata !58, i64 0, metadata !59), !dbg !60
- %arraydecay.i = getelementptr inbounds %struct.AAA3* %var1, i64 0, i32 0, i64 0, !dbg !61
- call void @_Z3fooPcjPKc(i8* %arraydecay.i, i32 4, i8* getelementptr inbounds ([1 x i8]* @.str, i64 0, i64 0)), !dbg !61
- call void @llvm.dbg.value(metadata !{%struct.AAA3* %var2}, i64 0, metadata !34), !dbg !63
- call void @llvm.dbg.value(metadata !{%struct.AAA3* %var2}, i64 0, metadata !64), !dbg !65
- call void @llvm.dbg.value(metadata !58, i64 0, metadata !66), !dbg !67
- %arraydecay.i5 = getelementptr inbounds %struct.AAA3* %var2, i64 0, i32 0, i64 0, !dbg !68
- call void @_Z3fooPcjPKc(i8* %arraydecay.i5, i32 4, i8* getelementptr inbounds ([1 x i8]* @.str, i64 0, i64 0)), !dbg !68
- %tobool1 = icmp eq i32 %param1, 0, !dbg !69
- call void @llvm.dbg.value(metadata !{%struct.AAA3* %var2}, i64 0, metadata !34), !dbg !63
- br i1 %tobool1, label %if.else, label %if.then2, !dbg !69
+ call void @llvm.dbg.value(metadata !{%struct.AAA3* %var1}, i64 0, metadata !60)
+ call void @llvm.dbg.value(metadata !62, i64 0, metadata !63)
+ %arraydecay.i = getelementptr inbounds %struct.AAA3* %var1, i64 0, i32 0, i64 0
+ call void @_Z3fooPcjPKc(i8* %arraydecay.i, i32 4, i8* getelementptr inbounds ([1 x i8]* @.str, i64 0, i64 0))
+ call void @llvm.dbg.declare(metadata !{%struct.AAA3* %var2}, metadata !38)
+ %arraydecay.i5 = getelementptr inbounds %struct.AAA3* %var2, i64 0, i32 0, i64 0
+ call void @_Z3fooPcjPKc(i8* %arraydecay.i5, i32 4, i8* getelementptr inbounds ([1 x i8]* @.str, i64 0, i64 0))
+ %tobool1 = icmp eq i32 %param1, 0
+ br i1 %tobool1, label %if.else, label %if.then2
if.then2: ; preds = %if.end
- call void @llvm.dbg.value(metadata !{%struct.AAA3* %var2}, i64 0, metadata !71), !dbg !73
- call void @llvm.dbg.value(metadata !74, i64 0, metadata !75), !dbg !76
- call void @_Z3fooPcjPKc(i8* %arraydecay.i5, i32 4, i8* getelementptr inbounds ([2 x i8]* @.str1, i64 0, i64 0)), !dbg !76
- br label %if.end3, !dbg !72
+ call void @_Z3fooPcjPKc(i8* %arraydecay.i5, i32 4, i8* getelementptr inbounds ([2 x i8]* @.str1, i64 0, i64 0))
+ br label %if.end3
if.else: ; preds = %if.end
- call void @llvm.dbg.value(metadata !{%struct.AAA3* %var2}, i64 0, metadata !77), !dbg !79
- call void @llvm.dbg.value(metadata !80, i64 0, metadata !81), !dbg !82
- call void @_Z3fooPcjPKc(i8* %arraydecay.i5, i32 4, i8* getelementptr inbounds ([2 x i8]* @.str2, i64 0, i64 0)), !dbg !82
+ call void @_Z3fooPcjPKc(i8* %arraydecay.i5, i32 4, i8* getelementptr inbounds ([2 x i8]* @.str2, i64 0, i64 0))
br label %if.end3
if.end3: ; preds = %if.else, %if.then2
- call void @llvm.dbg.value(metadata !{%struct.AAA3* %var1}, i64 0, metadata !33), !dbg !55
- call void @llvm.dbg.value(metadata !{%struct.AAA3* %var1}, i64 0, metadata !83), !dbg !85
- call void @llvm.dbg.value(metadata !58, i64 0, metadata !86), !dbg !87
- call void @_Z3fooPcjPKc(i8* %arraydecay.i, i32 4, i8* getelementptr inbounds ([1 x i8]* @.str, i64 0, i64 0)), !dbg !87
- ret void, !dbg !88
+ call void @_Z3fooPcjPKc(i8* %arraydecay.i, i32 4, i8* getelementptr inbounds ([1 x i8]* @.str, i64 0, i64 0))
+ ret void
}
-declare i8* @_Z5i2stri(i32) #1
+; Function Attrs: nounwind readnone
+declare void @llvm.dbg.declare(metadata, metadata) #1
+
+declare i8* @_Z5i2stri(i32) #2
-declare void @_Z3fooPcjPKc(i8*, i32, i8*) #1
+declare void @_Z3fooPcjPKc(i8*, i32, i8*) #2
; Function Attrs: nounwind readnone
-declare void @llvm.dbg.value(metadata, i64, metadata) #2
+declare void @llvm.dbg.value(metadata, i64, metadata) #1
attributes #0 = { uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
-attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
-attributes #2 = { nounwind readnone }
+attributes #1 = { nounwind readnone }
+attributes #2 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+
+!llvm.module.flags = !{!48, !49}
+!llvm.ident = !{!50}
-!llvm.dbg.cu = !{!0}
-!llvm.module.flags = !{!44, !45}
-!llvm.ident = !{!46}
-
-!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5.0 ", i1 true, metadata !"", i32 0, metadata !2, metadata !3, metadata !23, metadata !2, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/dbg-changes-codegen-branch-folding.cpp] [DW_LANG_C_plus_plus]
-!1 = metadata !{metadata !"dbg-changes-codegen-branch-folding.cpp", metadata !"/tmp/dbginfo"}
-!2 = metadata !{}
-!3 = metadata !{metadata !4}
-!4 = metadata !{i32 786451, metadata !1, null, metadata !"AAA3", i32 4, i64 32, i64 8, i32 0, i32 0, null, metadata !5, i32 0, null, null, metadata !"_ZTS4AAA3"} ; [ DW_TAG_structure_type ] [AAA3] [line 4, size 32, align 8, offset 0] [def] [from ]
-!5 = metadata !{metadata !6, metadata !11, metadata !17, metadata !18}
-!6 = metadata !{i32 786445, metadata !1, metadata !"_ZTS4AAA3", metadata !"text", i32 8, i64 32, i64 8, i64 0, i32 0, metadata !7} ; [ DW_TAG_member ] [text] [line 8, size 32, align 8, offset 0] [from ]
-!7 = metadata !{i32 786433, null, null, metadata !"", i32 0, i64 32, i64 8, i32 0, i32 0, metadata !8, metadata !9, i32 0, null, null, null} ; [ DW_TAG_array_type ] [line 0, size 32, align 8, offset 0] [from char]
-!8 = metadata !{i32 786468, null, null, metadata !"char", i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ] [char] [line 0, size 8, align 8, offset 0, enc DW_ATE_signed_char]
-!9 = metadata !{metadata !10}
-!10 = metadata !{i32 786465, i64 0, i64 4} ; [ DW_TAG_subrange_type ] [0, 3]
-!11 = metadata !{i32 786478, metadata !1, metadata !"_ZTS4AAA3", metadata !"AAA3", metadata !"AAA3", metadata !"", i32 5, metadata !12, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 true, null, null, i32 0, null, i32 5} ; [ DW_TAG_subprogram ] [line 5] [AAA3]
-!12 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !13, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
-!13 = metadata !{null, metadata !14, metadata !15}
-!14 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !"_ZTS4AAA3"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS4AAA3]
-!15 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !16} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from ]
-!16 = metadata !{i32 786470, null, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, metadata !8} ; [ DW_TAG_const_type ] [line 0, size 0, align 0, offset 0] [from char]
-!17 = metadata !{i32 786478, metadata !1, metadata !"_ZTS4AAA3", metadata !"operator=", metadata !"operator=", metadata !"_ZN4AAA3aSEPKc", i32 6, metadata !12, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 true, null, null, i32 0, null, i32 6} ; [ DW_TAG_subprogram ] [line 6] [operator=]
-!18 = metadata !{i32 786478, metadata !1, metadata !"_ZTS4AAA3", metadata !"operator const char *", metadata !"operator const char *", metadata !"_ZNK4AAA3cvPKcEv", i32 7, metadata !19, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 true, null, null, i32 0, null, i32 7} ; [ DW_TAG_subprogram ] [line 7] [operator const char *]
-!19 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !20, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
-!20 = metadata !{metadata !15, metadata !21}
-!21 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !22} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from ]
-!22 = metadata !{i32 786470, null, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, metadata !"_ZTS4AAA3"} ; [ DW_TAG_const_type ] [line 0, size 0, align 0, offset 0] [from _ZTS4AAA3]
-!23 = metadata !{metadata !24, metadata !35, metadata !40}
-!24 = metadata !{i32 786478, metadata !1, metadata !25, metadata !"bar", metadata !"bar", metadata !"_Z3barii", i32 11, metadata !26, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, void (i32, i32)* @_Z3barii, null, null, metadata !29, i32 11} ; [ DW_TAG_subprogram ] [line 11] [def] [bar]
-!25 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/dbginfo/dbg-changes-codegen-branch-folding.cpp]
-!26 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !27, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
-!27 = metadata !{null, metadata !28, metadata !28}
-!28 = 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]
-!29 = metadata !{metadata !30, metadata !31, metadata !32, metadata !33, metadata !34}
-!30 = metadata !{i32 786689, metadata !24, metadata !"param1", metadata !25, i32 16777227, metadata !28, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [param1] [line 11]
-!31 = metadata !{i32 786689, metadata !24, metadata !"param2", metadata !25, i32 33554443, metadata !28, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [param2] [line 11]
-!32 = metadata !{i32 786688, metadata !24, metadata !"temp", metadata !25, i32 12, metadata !15, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [temp] [line 12]
-!33 = metadata !{i32 786688, metadata !24, metadata !"var1", metadata !25, i32 17, metadata !"_ZTS4AAA3", i32 0, i32 0} ; [ DW_TAG_auto_variable ] [var1] [line 17]
-!34 = metadata !{i32 786688, metadata !24, metadata !"var2", metadata !25, i32 18, metadata !"_ZTS4AAA3", i32 0, i32 0} ; [ DW_TAG_auto_variable ] [var2] [line 18]
-!35 = metadata !{i32 786478, metadata !1, metadata !"_ZTS4AAA3", metadata !"operator=", metadata !"operator=", metadata !"_ZN4AAA3aSEPKc", i32 6, metadata !12, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, null, null, metadata !17, metadata !36, i32 6} ; [ DW_TAG_subprogram ] [line 6] [def] [operator=]
-!36 = metadata !{metadata !37, metadata !39}
-!37 = metadata !{i32 786689, metadata !35, metadata !"this", null, i32 16777216, metadata !38, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0]
-!38 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !"_ZTS4AAA3"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from _ZTS4AAA3]
-!39 = metadata !{i32 786689, metadata !35, metadata !"value", metadata !25, i32 33554438, metadata !15, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [value] [line 6]
-!40 = metadata !{i32 786478, metadata !1, metadata !"_ZTS4AAA3", metadata !"AAA3", metadata !"AAA3", metadata !"_ZN4AAA3C2EPKc", i32 5, metadata !12, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, null, null, metadata !11, metadata !41, i32 5} ; [ DW_TAG_subprogram ] [line 5] [def] [AAA3]
-!41 = metadata !{metadata !42, metadata !43}
-!42 = metadata !{i32 786689, metadata !40, metadata !"this", null, i32 16777216, metadata !38, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0]
-!43 = metadata !{i32 786689, metadata !40, metadata !"value", metadata !25, i32 33554437, metadata !15, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [value] [line 5]
-!44 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
-!45 = metadata !{i32 2, metadata !"Debug Info Version", i32 1}
-!46 = metadata !{metadata !"clang version 3.5.0 "}
-!47 = metadata !{i32 11, i32 0, metadata !24, null}
-!48 = metadata !{i8* null}
-!49 = metadata !{i32 12, i32 0, metadata !24, null}
-!50 = metadata !{i32 14, i32 0, metadata !51, null}
-!51 = metadata !{i32 786443, metadata !1, metadata !24, i32 14, i32 0, i32 0, i32 0} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/dbg-changes-codegen-branch-folding.cpp]
-!52 = metadata !{i32 15, i32 0, metadata !53, null}
-!53 = metadata !{i32 786443, metadata !1, metadata !51, i32 14, i32 0, i32 0, i32 1} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/dbg-changes-codegen-branch-folding.cpp]
-!54 = metadata !{i32 16, i32 0, metadata !53, null}
-!55 = metadata !{i32 17, i32 0, metadata !24, null}
-!56 = metadata !{i32 786689, metadata !40, metadata !"this", null, i32 16777216, metadata !38, i32 1088, metadata !55} ; [ DW_TAG_arg_variable ] [this] [line 0]
-!57 = metadata !{i32 0, i32 0, metadata !40, metadata !55}
-!58 = metadata !{i8* getelementptr inbounds ([1 x i8]* @.str, i64 0, i64 0)}
-!59 = metadata !{i32 786689, metadata !40, metadata !"value", metadata !25, i32 33554437, metadata !15, i32 0, metadata !55} ; [ DW_TAG_arg_variable ] [value] [line 5]
-!60 = metadata !{i32 5, i32 0, metadata !40, metadata !55}
-!61 = metadata !{i32 5, i32 0, metadata !62, metadata !55}
-!62 = metadata !{i32 786443, metadata !1, metadata !40, i32 5, i32 0, i32 0, i32 3} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/dbg-changes-codegen-branch-folding.cpp]
-!63 = metadata !{i32 18, i32 0, metadata !24, null}
-!64 = metadata !{i32 786689, metadata !40, metadata !"this", null, i32 16777216, metadata !38, i32 1088, metadata !63} ; [ DW_TAG_arg_variable ] [this] [line 0]
-!65 = metadata !{i32 0, i32 0, metadata !40, metadata !63}
-!66 = metadata !{i32 786689, metadata !40, metadata !"value", metadata !25, i32 33554437, metadata !15, i32 0, metadata !63} ; [ DW_TAG_arg_variable ] [value] [line 5]
-!67 = metadata !{i32 5, i32 0, metadata !40, metadata !63}
-!68 = metadata !{i32 5, i32 0, metadata !62, metadata !63}
-!69 = metadata !{i32 20, i32 0, metadata !70, null}
-!70 = metadata !{i32 786443, metadata !1, metadata !24, i32 20, i32 0, i32 0, i32 2} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/dbg-changes-codegen-branch-folding.cpp]
-!71 = metadata !{i32 786689, metadata !35, metadata !"this", null, i32 16777216, metadata !38, i32 1088, metadata !72} ; [ DW_TAG_arg_variable ] [this] [line 0]
-!72 = metadata !{i32 21, i32 0, metadata !70, null}
-!73 = metadata !{i32 0, i32 0, metadata !35, metadata !72}
-!74 = metadata !{i8* getelementptr inbounds ([2 x i8]* @.str1, i64 0, i64 0)}
-!75 = metadata !{i32 786689, metadata !35, metadata !"value", metadata !25, i32 33554438, metadata !15, i32 0, metadata !72} ; [ DW_TAG_arg_variable ] [value] [line 6]
-!76 = metadata !{i32 6, i32 0, metadata !35, metadata !72}
-!77 = metadata !{i32 786689, metadata !35, metadata !"this", null, i32 16777216, metadata !38, i32 1088, metadata !78} ; [ DW_TAG_arg_variable ] [this] [line 0]
-!78 = metadata !{i32 23, i32 0, metadata !70, null}
-!79 = metadata !{i32 0, i32 0, metadata !35, metadata !78}
-!80 = metadata !{i8* getelementptr inbounds ([2 x i8]* @.str2, i64 0, i64 0)}
-!81 = metadata !{i32 786689, metadata !35, metadata !"value", metadata !25, i32 33554438, metadata !15, i32 0, metadata !78} ; [ DW_TAG_arg_variable ] [value] [line 6]
-!82 = metadata !{i32 6, i32 0, metadata !35, metadata !78}
-!83 = metadata !{i32 786689, metadata !35, metadata !"this", null, i32 16777216, metadata !38, i32 1088, metadata !84} ; [ DW_TAG_arg_variable ] [this] [line 0]
-!84 = metadata !{i32 24, i32 0, metadata !24, null}
-!85 = metadata !{i32 0, i32 0, metadata !35, metadata !84}
-!86 = metadata !{i32 786689, metadata !35, metadata !"value", metadata !25, i32 33554438, metadata !15, i32 0, metadata !84} ; [ DW_TAG_arg_variable ] [value] [line 6]
-!87 = metadata !{i32 6, i32 0, metadata !35, metadata !84}
-!88 = metadata !{i32 25, i32 0, metadata !24, null}
+!38 = metadata !{i32 786688, null, metadata !"var2", null, i32 20, null, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [var2] [line 20]
+!48 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
+!49 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
+!50 = metadata !{metadata !"clang version 3.5 (202418)"}
+!60 = metadata !{i32 786689, null, metadata !"this", null, i32 16777216, null, i32 1088, null} ; [ DW_TAG_arg_variable ] [this] [line 0]
+!62 = metadata !{i8* getelementptr inbounds ([1 x i8]* @.str, i64 0, i64 0)}
+!63 = metadata !{i32 786689, null, metadata !"value", null, i32 33554439, null, i32 0, null} ; [ DW_TAG_arg_variable ] [value] [line 7]
Modified: llvm/trunk/test/DebugInfo/X86/concrete_out_of_line.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/DebugInfo/X86/concrete_out_of_line.ll?rev=213581&r1=213580&r2=213581&view=diff
==============================================================================
--- llvm/trunk/test/DebugInfo/X86/concrete_out_of_line.ll (original)
+++ llvm/trunk/test/DebugInfo/X86/concrete_out_of_line.ll Mon Jul 21 15:45:59 2014
@@ -79,7 +79,7 @@ declare void @_Z8moz_freePv(i8*)
!0 = metadata !{i32 786449, metadata !59, i32 4, metadata !"clang version 3.1 ()", i1 true, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !47, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
!1 = metadata !{}
!3 = metadata !{metadata !5, metadata !23, metadata !27, metadata !31}
-!5 = metadata !{i32 720942, metadata !6, null, metadata !"Release", metadata !"Release", metadata !"_ZN17nsAutoRefCnt7ReleaseEv", i32 14, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32 ()* @_ZN17nsAutoRefCnt7ReleaseEv , null, metadata !12, metadata !20, i32 14} ; [ DW_TAG_subprogram ] [line 14] [def] [Release]
+!5 = metadata !{i32 720942, metadata !6, null, metadata !"Release", metadata !"Release", metadata !"_ZN17nsAutoRefCnt7ReleaseEv", i32 14, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32* null, null, metadata !12, metadata !20, i32 14} ; [ DW_TAG_subprogram ] [line 14] [def] [Release]
!6 = metadata !{i32 720937, metadata !59} ; [ DW_TAG_file_type ]
!7 = metadata !{i32 720917, i32 0, null, i32 0, i32 0, i64 0, i64 0, i32 0, i32 0, null, metadata !8, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
!8 = metadata !{metadata !9, metadata !10}
@@ -95,7 +95,7 @@ declare void @_Z8moz_freePv(i8*)
!18 = metadata !{}
!20 = metadata !{metadata !22}
!22 = metadata !{i32 786689, metadata !5, metadata !"this", metadata !6, i32 16777230, metadata !10, i32 64, i32 0} ; [ DW_TAG_arg_variable ]
-!23 = metadata !{i32 720942, metadata !6, null, metadata !"~nsAutoRefCnt", metadata !"~nsAutoRefCnt", metadata !"_ZN17nsAutoRefCntD1Ev", i32 18, metadata !16, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, void ()* @_ZN17nsAutoRefCntD1Ev, null, metadata !15, metadata !24, i32 18} ; [ DW_TAG_subprogram ] [line 18] [def] [~nsAutoRefCnt]
+!23 = metadata !{i32 720942, metadata !6, null, metadata !"~nsAutoRefCnt", metadata !"~nsAutoRefCnt", metadata !"_ZN17nsAutoRefCntD1Ev", i32 18, metadata !16, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32* null, null, metadata !15, metadata !24, i32 18} ; [ DW_TAG_subprogram ] [line 18] [def] [~nsAutoRefCnt]
!24 = metadata !{metadata !26}
!26 = metadata !{i32 786689, metadata !23, metadata !"this", metadata !6, i32 16777234, metadata !10, i32 64, i32 0} ; [ DW_TAG_arg_variable ]
!27 = metadata !{i32 720942, metadata !6, null, metadata !"~nsAutoRefCnt", metadata !"~nsAutoRefCnt", metadata !"_ZN17nsAutoRefCntD2Ev", i32 18, metadata !16, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32* null, null, metadata !15, metadata !28, i32 18} ; [ DW_TAG_subprogram ] [line 18] [def] [~nsAutoRefCnt]
Removed: llvm/trunk/test/DebugInfo/cross-cu-linkonce-distinct.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/DebugInfo/cross-cu-linkonce-distinct.ll?rev=213580&view=auto
==============================================================================
--- llvm/trunk/test/DebugInfo/cross-cu-linkonce-distinct.ll (original)
+++ llvm/trunk/test/DebugInfo/cross-cu-linkonce-distinct.ll (removed)
@@ -1,95 +0,0 @@
-; REQUIRES: object-emission
-
-; RUN: %llc_dwarf -O0 -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s
-
-; Testing that two distinct (distinct by writing them in separate files, while
-; still fulfilling C++'s ODR by having identical token sequences) functions,
-; linked under LTO, get plausible debug info (and don't crash).
-
-; Built from source:
-; $ clang++ a.cpp b.cpp -g -c -emit-llvm
-; $ llvm-link a.bc b.bc -o ab.bc
-
-; This change is intended to tickle a case where the subprogram MDNode
-; associated with the llvm::Function will differ from the subprogram
-; referenced by the DbgLocs in the function.
-
-; $ sed -ie "s/!12, !0/!0, !12/" ab.ll
-; $ cat a.cpp
-; inline int func(int i) {
-; return i * 2;
-; }
-; int (*x)(int) = &func;
-; $ cat b.cpp
-; inline int func(int i) {
-; return i * 2;
-; }
-; int (*y)(int) = &func;
-
-; CHECK: DW_TAG_compile_unit
-; CHECK: DW_TAG_subprogram
-; CHECK-NOT: DW_TAG
-; CHECK: DW_AT_name {{.*}} "func"
-; CHECK: DW_TAG_compile_unit
-
-; FIXME: Maybe we should drop the subprogram here - since the function was
-; emitted in one CU, due to linkonce_odr uniquing. We certainly don't emit the
-; subprogram here if the source location for this definition is the same (see
-; test/DebugInfo/cross-cu-linkonce.ll), though it's very easy to tickle that
-; into failing even without duplicating the source as has been done in this
-; case (two cpp files in different directories, including the same header that
-; contains an inline function - clang will produce distinct subprogram metadata
-; that won't deduplicate owing to the file location information containing the
-; directory of the source file even though the file name is absolute, not
-; relative)
-
-; CHECK: DW_TAG_subprogram
-
- at x = global i32 (i32)* @_Z4funci, align 8
- at y = global i32 (i32)* @_Z4funci, align 8
-
-; Function Attrs: inlinehint nounwind uwtable
-define linkonce_odr i32 @_Z4funci(i32 %i) #0 {
- %1 = alloca i32, align 4
- store i32 %i, i32* %1, align 4
- call void @llvm.dbg.declare(metadata !{i32* %1}, metadata !22), !dbg !23
- %2 = load i32* %1, align 4, !dbg !24
- %3 = mul nsw i32 %2, 2, !dbg !24
- ret i32 %3, !dbg !24
-}
-
-; Function Attrs: nounwind readnone
-declare void @llvm.dbg.declare(metadata, metadata) #1
-
-attributes #0 = { inlinehint nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
-attributes #1 = { nounwind readnone }
-
-!llvm.dbg.cu = !{!12, !0}
-!llvm.module.flags = !{!19, !20}
-!llvm.ident = !{!21, !21}
-
-!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5.0 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !9, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/a.cpp] [DW_LANG_C_plus_plus]
-!1 = metadata !{metadata !"a.cpp", metadata !"/tmp/dbginfo"}
-!2 = metadata !{}
-!3 = metadata !{metadata !4}
-!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"func", metadata !"func", metadata !"_Z4funci", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @_Z4funci, null, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [func]
-!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/dbginfo/a.cpp]
-!6 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
-!7 = metadata !{metadata !8, metadata !8}
-!8 = 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]
-!9 = metadata !{metadata !10}
-!10 = metadata !{i32 786484, i32 0, null, metadata !"x", metadata !"x", metadata !"", metadata !5, i32 4, metadata !11, i32 0, i32 1, i32 (i32)** @x, null} ; [ DW_TAG_variable ] [x] [line 4] [def]
-!11 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !6} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from ]
-!12 = metadata !{i32 786449, metadata !13, i32 4, metadata !"clang version 3.5.0 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !14, metadata !17, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/b.cpp] [DW_LANG_C_plus_plus]
-!13 = metadata !{metadata !"b.cpp", metadata !"/tmp/dbginfo"}
-!14 = metadata !{metadata !15}
-!15 = metadata !{i32 786478, metadata !13, metadata !16, metadata !"func", metadata !"func", metadata !"_Z4funci", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @_Z4funci, null, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [func]
-!16 = metadata !{i32 786473, metadata !13} ; [ DW_TAG_file_type ] [/tmp/dbginfo/b.cpp]
-!17 = metadata !{metadata !18}
-!18 = metadata !{i32 786484, i32 0, null, metadata !"y", metadata !"y", metadata !"", metadata !16, i32 4, metadata !11, i32 0, i32 1, i32 (i32)** @y, null} ; [ DW_TAG_variable ] [y] [line 4] [def]
-!19 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
-!20 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
-!21 = metadata !{metadata !"clang version 3.5.0 "}
-!22 = metadata !{i32 786689, metadata !4, metadata !"i", metadata !5, i32 16777217, metadata !8, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [i] [line 1]
-!23 = metadata !{i32 1, i32 0, metadata !4, null}
-!24 = metadata !{i32 2, i32 0, metadata !4, null}
Removed: llvm/trunk/test/DebugInfo/nodebug.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/DebugInfo/nodebug.ll?rev=213580&view=auto
==============================================================================
--- llvm/trunk/test/DebugInfo/nodebug.ll (original)
+++ llvm/trunk/test/DebugInfo/nodebug.ll (removed)
@@ -1,51 +0,0 @@
-; REQUIRES: object-emission
-
-; RUN: %llc_dwarf < %s -filetype=obj | llvm-dwarfdump -debug-dump=info - | FileCheck %s
-
-; Test that a nodebug function (a function not appearing in the debug info IR
-; metadata subprogram list) with DebugLocs on its IR doesn't cause crashes/does
-; the right thing.
-
-; Build with clang from the following:
-; extern int i;
-; inline __attribute__((always_inline)) void f1() {
-; i = 3;
-; }
-;
-; __attribute__((nodebug)) void f2() {
-; f1();
-; }
-
-; Check that there's only one DW_TAG_subprogram, nothing for the 'f2' function.
-; CHECK: DW_TAG_subprogram
-; CHECK-NOT: DW_TAG
-; CHECK: DW_AT_name {{.*}} "f1"
-; CHECK-NOT: DW_TAG_subprogram
-
- at i = external global i32
-
-; Function Attrs: uwtable
-define void @_Z2f2v() #0 {
-entry:
- store i32 3, i32* @i, align 4, !dbg !11
- ret void
-}
-
-attributes #0 = { uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
-
-!llvm.dbg.cu = !{!0}
-!llvm.module.flags = !{!8, !9}
-!llvm.ident = !{!10}
-
-!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5.0 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/nodebug.cpp] [DW_LANG_C_plus_plus]
-!1 = metadata !{metadata !"nodebug.cpp", metadata !"/tmp/dbginfo"}
-!2 = metadata !{}
-!3 = metadata !{metadata !4}
-!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"f1", metadata !"f1", metadata !"_Z2f1v", i32 2, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, null, null, null, metadata !2, i32 2} ; [ DW_TAG_subprogram ] [line 2] [def] [f1]
-!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/dbginfo/nodebug.cpp]
-!6 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
-!7 = metadata !{null}
-!8 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
-!9 = metadata !{i32 2, metadata !"Debug Info Version", i32 1}
-!10 = metadata !{metadata !"clang version 3.5.0 "}
-!11 = metadata !{i32 3, i32 0, metadata !4, null}
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