r361997 - [analyzer] print() JSONify: getNodeLabel implementation

Roman Lebedev via cfe-commits cfe-commits at lists.llvm.org
Thu May 30 07:51:33 PDT 2019


On Thu, May 30, 2019 at 5:48 PM Csaba Dabis via cfe-commits
<cfe-commits at lists.llvm.org> wrote:
>
> Thanks you!
>
> Fixed by https://github.com/llvm/llvm-project/commit/17604c3486cbe7c27cadac1757cd0a9109a92792
The non-determinism is still there though, so this isn't correct fix.

> On Thu, May 30, 2019 at 4:16 PM Russell Gallop <russell.gallop at gmail.com> wrote:
>>
>> Hi Csaba,
>>
>> Failing example attached. Note that the output is different every time so there is potentially more than one failure mode.
>>
>> Thanks
>> Russ
>>
>> On Thu, 30 May 2019 at 15:05, Csaba Dabis <dabis.csaba98 at gmail.com> wrote:
>>>
>>> Hey!
>>>
>>> When it fails, could you provide the DOT dump? The path is: llvm-project/build/tools/clang/test/Analysis/Output/dump_egraph.cpp.tmp.dot
>>>
>>> Thanks,
>>> Csaba.
>>>
>>> On Thu, May 30, 2019 at 4:00 PM Russell Gallop <russell.gallop at gmail.com> wrote:
>>>>
>>>> Hi Csaba,
>>>>
>>>> The test dump_egraph.cpp appears to be flaky on Windows. For example here: http://lab.llvm.org:8011/builders/llvm-clang-lld-x86_64-scei-ps4-windows10pro-fast/builds/26183.
>>>>
>>>> C:\ps4-buildslave2\llvm-clang-lld-x86_64-scei-ps4-windows10pro-fast\llvm.src\tools\clang\test\Analysis\dump_egraph.cpp:23:11: error: CHECK: expected string not found in input
>>>> // CHECK: \"store\": [\l      \{ \"cluster\": \"t\", \"items\": [\l        \{ \"kind\": \"Default\", \"offset\": 0, \"value\": \"conj_$3\{int, LC3, no stmt, #1\}\"
>>>>
>>>> Running locally, it fails after 2-5 runs for me, running:
>>>> python bin/llvm-lit.py -v ../clang/test/Analysis/dump_egraph.cpp
>>>>
>>>> Please could you take a look?
>>>>
>>>> Note that I'm not certain it was this commit that started the flakiness, it is the latest which changed the failing line.
>>>>
>>>> Thanks
>>>> Russ
>>>>
>>>> On Wed, 29 May 2019 at 19:02, Csaba Dabis via cfe-commits <cfe-commits at lists.llvm.org> wrote:
>>>>>
>>>>> Author: charusso
>>>>> Date: Wed May 29 11:05:53 2019
>>>>> New Revision: 361997
>>>>>
>>>>> URL: http://llvm.org/viewvc/llvm-project?rev=361997&view=rev
>>>>> Log:
>>>>> [analyzer] print() JSONify: getNodeLabel implementation
>>>>>
>>>>> Summary: This patch also rewrites the ProgramPoint printing.
>>>>>
>>>>> Reviewers: NoQ, xazax.hun, ravikandhadai, baloghadamsoftware, Szelethus
>>>>>
>>>>> Reviewed By: NoQ
>>>>>
>>>>> Subscribers: cfe-commits, szepet, rnkovacs, a.sidorin, mikhail.ramalho,
>>>>>              donat.nagy, dkrupp
>>>>>
>>>>> Tags: #clang
>>>>>
>>>>> Differential Revision: https://reviews.llvm.org/D62346
>>>>>
>>>>> Modified:
>>>>>     cfe/trunk/include/clang/Analysis/ProgramPoint.h
>>>>>     cfe/trunk/lib/Analysis/ProgramPoint.cpp
>>>>>     cfe/trunk/lib/StaticAnalyzer/Core/ExprEngine.cpp
>>>>>     cfe/trunk/test/Analysis/dump_egraph.c
>>>>>     cfe/trunk/test/Analysis/dump_egraph.cpp
>>>>>
>>>>> Modified: cfe/trunk/include/clang/Analysis/ProgramPoint.h
>>>>> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Analysis/ProgramPoint.h?rev=361997&r1=361996&r2=361997&view=diff
>>>>> ==============================================================================
>>>>> --- cfe/trunk/include/clang/Analysis/ProgramPoint.h (original)
>>>>> +++ cfe/trunk/include/clang/Analysis/ProgramPoint.h Wed May 29 11:05:53 2019
>>>>> @@ -213,7 +213,7 @@ public:
>>>>>      ID.AddPointer(getTag());
>>>>>    }
>>>>>
>>>>> -  void print(StringRef CR, llvm::raw_ostream &Out) const;
>>>>> +  void printJson(llvm::raw_ostream &Out, const char *NL = "\n") const;
>>>>>
>>>>>    LLVM_DUMP_METHOD void dump() const;
>>>>>
>>>>>
>>>>> Modified: cfe/trunk/lib/Analysis/ProgramPoint.cpp
>>>>> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Analysis/ProgramPoint.cpp?rev=361997&r1=361996&r2=361997&view=diff
>>>>> ==============================================================================
>>>>> --- cfe/trunk/lib/Analysis/ProgramPoint.cpp (original)
>>>>> +++ cfe/trunk/lib/Analysis/ProgramPoint.cpp Wed May 29 11:05:53 2019
>>>>> @@ -43,151 +43,152 @@ ProgramPoint ProgramPoint::getProgramPoi
>>>>>  }
>>>>>
>>>>>  LLVM_DUMP_METHOD void ProgramPoint::dump() const {
>>>>> -  return print(/*CR=*/"\n", llvm::errs());
>>>>> +  return printJson(llvm::errs());
>>>>>  }
>>>>>
>>>>> -static void printLocation(raw_ostream &Out, SourceLocation SLoc,
>>>>> -                          const SourceManager &SM,
>>>>> -                          StringRef CR,
>>>>> -                          StringRef Postfix) {
>>>>> -  if (SLoc.isFileID()) {
>>>>> -    Out << CR << "line=" << SM.getExpansionLineNumber(SLoc)
>>>>> -        << " col=" << SM.getExpansionColumnNumber(SLoc) << Postfix;
>>>>> +static void printLocation(raw_ostream &Out, SourceLocation Loc,
>>>>> +                          const SourceManager &SM) {
>>>>> +  Out << "\"location\": ";
>>>>> +  if (!Loc.isFileID()) {
>>>>> +    Out << "null";
>>>>> +    return;
>>>>>    }
>>>>> +
>>>>> +  Out << "{ \"line\": " << SM.getExpansionLineNumber(Loc)
>>>>> +      << ", \"column\": " << SM.getExpansionColumnNumber(Loc) << " }";
>>>>>  }
>>>>>
>>>>> -void ProgramPoint::print(StringRef CR, llvm::raw_ostream &Out) const {
>>>>> +void ProgramPoint::printJson(llvm::raw_ostream &Out, const char *NL) const {
>>>>>    const ASTContext &Context =
>>>>>        getLocationContext()->getAnalysisDeclContext()->getASTContext();
>>>>>    const SourceManager &SM = Context.getSourceManager();
>>>>> +
>>>>> +  Out << "\"kind\": \"";
>>>>>    switch (getKind()) {
>>>>>    case ProgramPoint::BlockEntranceKind:
>>>>> -    Out << "Block Entrance: B"
>>>>> +    Out << "BlockEntrance\""
>>>>> +        << ", \"block_id\": "
>>>>>          << castAs<BlockEntrance>().getBlock()->getBlockID();
>>>>>      break;
>>>>>
>>>>>    case ProgramPoint::FunctionExitKind: {
>>>>>      auto FEP = getAs<FunctionExitPoint>();
>>>>> -    Out << "Function Exit: B" << FEP->getBlock()->getBlockID();
>>>>> +    Out << "FunctionExit\""
>>>>> +        << ", \"block_id\": " << FEP->getBlock()->getBlockID()
>>>>> +        << ", \"stmt_id\": ";
>>>>> +
>>>>>      if (const ReturnStmt *RS = FEP->getStmt()) {
>>>>> -      Out << CR << " Return: S" << RS->getID(Context) << CR;
>>>>> -      RS->printPretty(Out, /*helper=*/nullptr, Context.getPrintingPolicy(),
>>>>> -                      /*Indentation=*/2, /*NewlineSymbol=*/CR);
>>>>> +      Out << RS->getID(Context) << ", \"stmt\": \"";
>>>>> +      RS->printPretty(Out, /*Helper=*/nullptr, Context.getPrintingPolicy());
>>>>> +      Out << '\"';
>>>>> +    } else {
>>>>> +      Out << "null, \"stmt\": null";
>>>>>      }
>>>>>      break;
>>>>>    }
>>>>>    case ProgramPoint::BlockExitKind:
>>>>> -    assert(false);
>>>>> +    llvm_unreachable("BlockExitKind");
>>>>>      break;
>>>>> -
>>>>>    case ProgramPoint::CallEnterKind:
>>>>> -    Out << "CallEnter";
>>>>> +    Out << "CallEnter\"";
>>>>>      break;
>>>>> -
>>>>>    case ProgramPoint::CallExitBeginKind:
>>>>> -    Out << "CallExitBegin";
>>>>> +    Out << "CallExitBegin\"";
>>>>>      break;
>>>>> -
>>>>>    case ProgramPoint::CallExitEndKind:
>>>>> -    Out << "CallExitEnd";
>>>>> +    Out << "CallExitEnd\"";
>>>>>      break;
>>>>> -
>>>>>    case ProgramPoint::PostStmtPurgeDeadSymbolsKind:
>>>>> -    Out << "PostStmtPurgeDeadSymbols";
>>>>> +    Out << "PostStmtPurgeDeadSymbols\"";
>>>>>      break;
>>>>> -
>>>>>    case ProgramPoint::PreStmtPurgeDeadSymbolsKind:
>>>>> -    Out << "PreStmtPurgeDeadSymbols";
>>>>> +    Out << "PreStmtPurgeDeadSymbols\"";
>>>>>      break;
>>>>> -
>>>>>    case ProgramPoint::EpsilonKind:
>>>>> -    Out << "Epsilon Point";
>>>>> +    Out << "EpsilonPoint\"";
>>>>>      break;
>>>>>
>>>>> -  case ProgramPoint::LoopExitKind: {
>>>>> -    LoopExit LE = castAs<LoopExit>();
>>>>> -    Out << "LoopExit: " << LE.getLoopStmt()->getStmtClassName();
>>>>> +  case ProgramPoint::LoopExitKind:
>>>>> +    Out << "LoopExit\", \"stmt\": \""
>>>>> +        << castAs<LoopExit>().getLoopStmt()->getStmtClassName() << '\"';
>>>>>      break;
>>>>> -  }
>>>>>
>>>>>    case ProgramPoint::PreImplicitCallKind: {
>>>>>      ImplicitCallPoint PC = castAs<ImplicitCallPoint>();
>>>>> -    Out << "PreCall: ";
>>>>> +    Out << "PreCall\", \"stmt\": \"";
>>>>>      PC.getDecl()->print(Out, Context.getLangOpts());
>>>>> -    printLocation(Out, PC.getLocation(), SM, CR, /*Postfix=*/CR);
>>>>> +    Out << "\", ";
>>>>> +    printLocation(Out, PC.getLocation(), SM);
>>>>>      break;
>>>>>    }
>>>>>
>>>>>    case ProgramPoint::PostImplicitCallKind: {
>>>>>      ImplicitCallPoint PC = castAs<ImplicitCallPoint>();
>>>>> -    Out << "PostCall: ";
>>>>> +    Out << "PostCall\", \"stmt\": \"";
>>>>>      PC.getDecl()->print(Out, Context.getLangOpts());
>>>>> -    printLocation(Out, PC.getLocation(), SM, CR, /*Postfix=*/CR);
>>>>> +    Out << "\", ";
>>>>> +    printLocation(Out, PC.getLocation(), SM);
>>>>>      break;
>>>>>    }
>>>>>
>>>>>    case ProgramPoint::PostInitializerKind: {
>>>>> -    Out << "PostInitializer: ";
>>>>> +    Out << "PostInitializer\", ";
>>>>>      const CXXCtorInitializer *Init = castAs<PostInitializer>().getInitializer();
>>>>> -    if (const FieldDecl *FD = Init->getAnyMember())
>>>>> -      Out << *FD;
>>>>> -    else {
>>>>> +    if (const FieldDecl *FD = Init->getAnyMember()) {
>>>>> +      Out << "\"field_decl\": \"" << *FD << '\"';
>>>>> +    } else {
>>>>> +      Out << "\"type\": \"";
>>>>>        QualType Ty = Init->getTypeSourceInfo()->getType();
>>>>>        Ty = Ty.getLocalUnqualifiedType();
>>>>>        Ty.print(Out, Context.getLangOpts());
>>>>> +      Out << '\"';
>>>>>      }
>>>>>      break;
>>>>>    }
>>>>>
>>>>>    case ProgramPoint::BlockEdgeKind: {
>>>>>      const BlockEdge &E = castAs<BlockEdge>();
>>>>> -    Out << "Edge: (B" << E.getSrc()->getBlockID() << ", B"
>>>>> -        << E.getDst()->getBlockID() << ')';
>>>>> -
>>>>> -    if (const Stmt *T = E.getSrc()->getTerminatorStmt()) {
>>>>> -      SourceLocation SLoc = T->getBeginLoc();
>>>>> -
>>>>> -      Out << "\\|Terminator: ";
>>>>> -      E.getSrc()->printTerminator(Out, Context.getLangOpts());
>>>>> -      printLocation(Out, SLoc, SM, CR, /*Postfix=*/"");
>>>>> -
>>>>> -      if (isa<SwitchStmt>(T)) {
>>>>> -        const Stmt *Label = E.getDst()->getLabel();
>>>>> -
>>>>> -        if (Label) {
>>>>> -          if (const auto *C = dyn_cast<CaseStmt>(Label)) {
>>>>> -            Out << CR << "case ";
>>>>> -            if (C->getLHS())
>>>>> -              C->getLHS()->printPretty(
>>>>> -                  Out, nullptr, Context.getPrintingPolicy(),
>>>>> -                  /*Indentation=*/0, /*NewlineSymbol=*/CR);
>>>>> -
>>>>> -            if (const Stmt *RHS = C->getRHS()) {
>>>>> -              Out << " .. ";
>>>>> -              RHS->printPretty(Out, nullptr, Context.getPrintingPolicy(),
>>>>> -                               /*Indetation=*/0, /*NewlineSymbol=*/CR);
>>>>> -            }
>>>>> -
>>>>> -            Out << ":";
>>>>> -          } else {
>>>>> -            assert(isa<DefaultStmt>(Label));
>>>>> -            Out << CR << "default:";
>>>>> -          }
>>>>> -        } else
>>>>> -          Out << CR << "(implicit) default:";
>>>>> -      } else if (isa<IndirectGotoStmt>(T)) {
>>>>> -        // FIXME
>>>>> +    const Stmt *T = E.getSrc()->getTerminatorStmt();
>>>>> +    Out << "Edge\", \"src_id\": " << E.getSrc()->getBlockID()
>>>>> +        << ", \"dst_id\": " << E.getDst()->getBlockID()
>>>>> +        << ", \"terminator\": " << (!T ? "null, \"term_kind\": null" : "\"");
>>>>> +    if (!T)
>>>>> +      break;
>>>>> +
>>>>> +    E.getSrc()->printTerminator(Out, Context.getLangOpts());
>>>>> +    Out << "\", ";
>>>>> +    printLocation(Out, T->getBeginLoc(), SM);
>>>>> +    Out << ", \"term_kind\": \"";
>>>>> +
>>>>> +    if (isa<SwitchStmt>(T)) {
>>>>> +      Out << "SwitchStmt\", \"case\": ";
>>>>> +      if (const Stmt *Label = E.getDst()->getLabel()) {
>>>>> +        if (const auto *C = dyn_cast<CaseStmt>(Label)) {
>>>>> +          Out << "{ \"lhs\": ";
>>>>> +          if (const Stmt *LHS = C->getLHS())
>>>>> +            LHS->printPretty(Out, nullptr, Context.getPrintingPolicy());
>>>>> +          else
>>>>> +            Out << "null";
>>>>> +          Out << ", \"rhs\": ";
>>>>> +          if (const Stmt *RHS = C->getRHS())
>>>>> +            RHS->printPretty(Out, nullptr, Context.getPrintingPolicy());
>>>>> +          else
>>>>> +            Out << "null";
>>>>> +          Out << " }";
>>>>> +        } else {
>>>>> +          assert(isa<DefaultStmt>(Label));
>>>>> +          Out << "\"default\"";
>>>>> +        }
>>>>>        } else {
>>>>> -        Out << CR << "Condition: ";
>>>>> -        if (*E.getSrc()->succ_begin() == E.getDst())
>>>>> -          Out << "true";
>>>>> -        else
>>>>> -          Out << "false";
>>>>> +        Out << "\"implicit default\"";
>>>>>        }
>>>>> -
>>>>> -      Out << CR;
>>>>> +    } else if (isa<IndirectGotoStmt>(T)) {
>>>>> +      // FIXME: More info.
>>>>> +      Out << "IndirectGotoStmt\"";
>>>>> +    } else {
>>>>> +      Out << "Condition\", \"value\": "
>>>>> +          << (*E.getSrc()->succ_begin() == E.getDst() ? "true" : "false");
>>>>>      }
>>>>> -
>>>>>      break;
>>>>>    }
>>>>>
>>>>> @@ -195,22 +196,37 @@ void ProgramPoint::print(StringRef CR, l
>>>>>      const Stmt *S = castAs<StmtPoint>().getStmt();
>>>>>      assert(S != nullptr && "Expecting non-null Stmt");
>>>>>
>>>>> -    Out << S->getStmtClassName() << " S" << S->getID(Context) << " <"
>>>>> -        << (const void *)S << "> ";
>>>>> -    S->printPretty(Out, /*helper=*/nullptr, Context.getPrintingPolicy(),
>>>>> -                   /*Indentation=*/2, /*NewlineSymbol=*/CR);
>>>>> -    printLocation(Out, S->getBeginLoc(), SM, CR, /*Postfix=*/"");
>>>>> +    llvm::SmallString<256> TempBuf;
>>>>> +    llvm::raw_svector_ostream TempOut(TempBuf);
>>>>> +
>>>>> +    Out << "Statement\", \"stmt_kind\": \"" << S->getStmtClassName()
>>>>> +        << "\", \"stmt_id\": " << S->getID(Context)
>>>>> +        << ", \"pointer\": \"" << (const void *)S << "\", \"pretty\": ";
>>>>> +
>>>>> +    // See whether the current statement is pretty-printable.
>>>>> +    S->printPretty(TempOut, /*Helper=*/nullptr, Context.getPrintingPolicy());
>>>>> +    if (!TempBuf.empty()) {
>>>>> +      Out << '\"' << TempBuf.str().trim() << "\", ";
>>>>> +      TempBuf.clear();
>>>>> +    } else {
>>>>> +      Out << "null, ";
>>>>> +    }
>>>>> +
>>>>> +    printLocation(Out, S->getBeginLoc(), SM);
>>>>>
>>>>> +    Out << ", \"stmt_point_kind\": ";
>>>>>      if (getAs<PreStmt>())
>>>>> -      Out << CR << "PreStmt" << CR;
>>>>> +      Out << "\"PreStmt\"";
>>>>>      else if (getAs<PostLoad>())
>>>>> -      Out << CR << "PostLoad" << CR;
>>>>> +      Out << "\"PostLoad\"";
>>>>>      else if (getAs<PostStore>())
>>>>> -      Out << CR << "PostStore" << CR;
>>>>> +      Out << "\"PostStore\"";
>>>>>      else if (getAs<PostLValue>())
>>>>> -      Out << CR << "PostLValue" << CR;
>>>>> +      Out << "\"PostLValue\"";
>>>>>      else if (getAs<PostAllocatorCall>())
>>>>> -      Out << CR << "PostAllocatorCall" << CR;
>>>>> +      Out << "\"PostAllocatorCall\"";
>>>>> +    else
>>>>> +      Out << "null";
>>>>>
>>>>>      break;
>>>>>    }
>>>>>
>>>>> Modified: cfe/trunk/lib/StaticAnalyzer/Core/ExprEngine.cpp
>>>>> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/StaticAnalyzer/Core/ExprEngine.cpp?rev=361997&r1=361996&r2=361997&view=diff
>>>>> ==============================================================================
>>>>> --- cfe/trunk/lib/StaticAnalyzer/Core/ExprEngine.cpp (original)
>>>>> +++ cfe/trunk/lib/StaticAnalyzer/Core/ExprEngine.cpp Wed May 29 11:05:53 2019
>>>>> @@ -162,12 +162,12 @@ public:
>>>>>          << "\", \"argument_index\": ";
>>>>>
>>>>>      if (getItem().getKind() == ConstructionContextItem::ArgumentKind)
>>>>> -      Out << getItem().getIndex() << '\"';
>>>>> +      Out << getItem().getIndex();
>>>>>      else
>>>>>        Out << "null";
>>>>>
>>>>>      // Pretty-print
>>>>> -    Out << ", \"pretty\": \"";
>>>>> +    Out << ", \"pretty\": ";
>>>>>
>>>>>      if (S) {
>>>>>        llvm::SmallString<256> TempBuf;
>>>>> @@ -176,13 +176,13 @@ public:
>>>>>        // See whether the current statement is pretty-printable.
>>>>>        S->printPretty(TempOut, Helper, PP);
>>>>>        if (!TempBuf.empty()) {
>>>>> -        Out << TempBuf.str().trim() << '\"';
>>>>> +        Out << '\"' << TempBuf.str().trim() << '\"';
>>>>>          TempBuf.clear();
>>>>>        } else {
>>>>>          Out << "null";
>>>>>        }
>>>>>      } else {
>>>>> -      Out << I->getAnyMember()->getNameAsString() << '\"';
>>>>> +      Out << '\"' << I->getAnyMember()->getNameAsString() << '\"';
>>>>>      }
>>>>>    }
>>>>>
>>>>> @@ -3079,37 +3079,55 @@ struct DOTGraphTraits<ExplodedGraph*> :
>>>>>    }
>>>>>
>>>>>    static std::string getNodeLabel(const ExplodedNode *N, ExplodedGraph *G){
>>>>> -    std::string sbuf;
>>>>> -    llvm::raw_string_ostream Out(sbuf);
>>>>> +    std::string Buf;
>>>>> +    llvm::raw_string_ostream Out(Buf);
>>>>>
>>>>> +    const bool IsDot = true;
>>>>> +    const unsigned int Space = 1;
>>>>>      ProgramStateRef State = N->getState();
>>>>>
>>>>> +    Out << "{ \"node_id\": \"" << (const void *)N
>>>>> +        << "\", \"state_id\": " << State->getID()
>>>>> +        << ", \"has_report\": " << (nodeHasBugReport(N) ? "true" : "false")
>>>>> +        << ",\\l";
>>>>> +
>>>>> +    Indent(Out, Space, IsDot) << "\"program_points\": [\\l";
>>>>> +
>>>>>      // Dump program point for all the previously skipped nodes.
>>>>>      traverseHiddenNodes(
>>>>>          N,
>>>>>          [&](const ExplodedNode *OtherNode) {
>>>>> -          OtherNode->getLocation().print(/*CR=*/"\\l", Out);
>>>>> +          Indent(Out, Space + 1, IsDot) << "{ ";
>>>>> +          OtherNode->getLocation().printJson(Out, /*NL=*/"\\l");
>>>>> +          Out << ", \"tag\": ";
>>>>>            if (const ProgramPointTag *Tag = OtherNode->getLocation().getTag())
>>>>> -            Out << "\\lTag:" << Tag->getTagDescription();
>>>>> -          if (N->isSink())
>>>>> -            Out << "\\lNode is sink\\l";
>>>>> -          if (nodeHasBugReport(N))
>>>>> -            Out << "\\lBug report attached\\l";
>>>>> +            Out << '\"' << Tag->getTagDescription() << "\" }";
>>>>> +          else
>>>>> +            Out << "null }";
>>>>>          },
>>>>> -        [&](const ExplodedNode *) { Out << "\\l--------\\l"; },
>>>>> +       // Adds a comma and a new-line between each program point.
>>>>> +        [&](const ExplodedNode *) { Out << ",\\l"; },
>>>>>          [&](const ExplodedNode *) { return false; });
>>>>>
>>>>> -    Out << "\\l\\|";
>>>>> -
>>>>> -    Out << "StateID: ST" << State->getID() << ", NodeID: N" << N->getID(G)
>>>>> -        << " <" << (const void *)N << ">\\|";
>>>>> +    Out << "\\l"; // Adds a new-line to the last program point.
>>>>> +    Indent(Out, Space, IsDot) << "],\\l";
>>>>>
>>>>>      bool SameAsAllPredecessors =
>>>>>          std::all_of(N->pred_begin(), N->pred_end(), [&](const ExplodedNode *P) {
>>>>>            return P->getState() == State;
>>>>>          });
>>>>> -    if (!SameAsAllPredecessors)
>>>>> -      State->printDOT(Out, N->getLocationContext());
>>>>> +
>>>>> +    if (!SameAsAllPredecessors) {
>>>>> +      State->printDOT(Out, N->getLocationContext(), Space);
>>>>> +    } else {
>>>>> +      Indent(Out, Space, IsDot) << "\"program_state\": null";
>>>>> +    }
>>>>> +
>>>>> +    Out << "\\l}";
>>>>> +    if (!N->succ_empty())
>>>>> +      Out << ',';
>>>>> +    Out << "\\l";
>>>>> +
>>>>>      return Out.str();
>>>>>    }
>>>>>  };
>>>>>
>>>>> Modified: cfe/trunk/test/Analysis/dump_egraph.c
>>>>> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Analysis/dump_egraph.c?rev=361997&r1=361996&r2=361997&view=diff
>>>>> ==============================================================================
>>>>> --- cfe/trunk/test/Analysis/dump_egraph.c (original)
>>>>> +++ cfe/trunk/test/Analysis/dump_egraph.c Wed May 29 11:05:53 2019
>>>>> @@ -11,6 +11,10 @@ int foo() {
>>>>>  }
>>>>>
>>>>>  // CHECK: digraph "Exploded Graph" {
>>>>> -// CHECK: Edge: (B2, B1)
>>>>> -// CHECK: Block Entrance: B1
>>>>> -// CHECK: Bug report attached
>>>>> +
>>>>> +// CHECK: \"program_points\": [\l    \{ \"kind\": \"Edge\", \"src_id\": 2, \"dst_id\": 1, \"terminator\": null, \"term_kind\": null, \"tag\": null \}\l  ],\l  \"program_state\": null
>>>>> +
>>>>> +// CHECK: \"program_points\": [\l    \{ \"kind\": \"BlockEntrance\", \"block_id\": 1
>>>>> +
>>>>> +// CHECK: \"has_report\": true
>>>>> +
>>>>>
>>>>> Modified: cfe/trunk/test/Analysis/dump_egraph.cpp
>>>>> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Analysis/dump_egraph.cpp?rev=361997&r1=361996&r2=361997&view=diff
>>>>> ==============================================================================
>>>>> --- cfe/trunk/test/Analysis/dump_egraph.cpp (original)
>>>>> +++ cfe/trunk/test/Analysis/dump_egraph.cpp Wed May 29 11:05:53 2019
>>>>> @@ -16,9 +16,9 @@ void foo() {
>>>>>    T t;
>>>>>  }
>>>>>
>>>>> -// CHECK: \"constructing_objects\": [\l    \{ \"location_context\": \"#0 Call\", \"calling\": \"foo\", \"call_line\": null, \"items\": [\l      \{ \"lctx_id\": 1, \"stmt_id\": 1155, \"kind\": \"construct into local variable\", \"argument_index\": null, \"pretty\": \"T t;\", \"value\": \"&t\"
>>>>> +// CHECK: \"constructing_objects\": [\l      \{ \"location_context\": \"#0 Call\", \"calling\": \"foo\", \"call_line\": null, \"items\": [\l        \{ \"lctx_id\": 1, \"stmt_id\": 1155, \"kind\": \"construct into local variable\", \"argument_index\": null, \"pretty\": \"T t;\", \"value\": \"&t\"
>>>>>
>>>>> -// CHECK: \"constructing_objects\": [\l    \{ \"location_context\": \"#0 Call\", \"calling\": \"T::T\", \"call_line\": \"16\", \"items\": [\l      \{ \"lctx_id\": 2, \"init_id\": 1092, \"kind\": \"construct into member variable\", \"argument_index\": null, \"pretty\": \"s\", \"value\": \"&t-\>s\"
>>>>> +// CHECK: \"constructing_objects\": [\l      \{ \"location_context\": \"#0 Call\", \"calling\": \"T::T\", \"call_line\": \"16\", \"items\": [\l        \{ \"lctx_id\": 2, \"init_id\": 1092, \"kind\": \"construct into member variable\", \"argument_index\": null, \"pretty\": \"s\", \"value\": \"&t-\>s\"
>>>>>
>>>>> -// CHECK: \"store\": [\l    \{ \"cluster\": \"t\", \"items\": [\l      \{ \"kind\": \"Default\", \"offset\": 0, \"value\": \"conj_$3\{int, LC3, no stmt, #1\}\"
>>>>> +// CHECK: \"store\": [\l      \{ \"cluster\": \"t\", \"items\": [\l        \{ \"kind\": \"Default\", \"offset\": 0, \"value\": \"conj_$3\{int, LC3, no stmt, #1\}\"
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> cfe-commits mailing list
>>>>> cfe-commits at lists.llvm.org
>>>>> https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
>
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