r348364 - Revert: Honor -fdebug-prefix-map when creating function names for the debug info.

Renato Golin via cfe-commits cfe-commits at lists.llvm.org
Wed Dec 5 05:56:26 PST 2018


Author: rengolin
Date: Wed Dec  5 05:56:26 2018
New Revision: 348364

URL: http://llvm.org/viewvc/llvm-project?rev=348364&view=rev
Log:
Revert: Honor -fdebug-prefix-map when creating function names for the debug info.

This commit reverts r348060 and r348062 due to it breaking the AArch64 Full
buildbot: https://bugs.llvm.org/show_bug.cgi?id=39892

Removed:
    cfe/trunk/test/CodeGenCXX/debug-prefix-map-lambda.cpp
Modified:
    cfe/trunk/include/clang/AST/PrettyPrinter.h
    cfe/trunk/lib/AST/TypePrinter.cpp
    cfe/trunk/lib/CodeGen/CGDebugInfo.cpp
    cfe/trunk/lib/CodeGen/CGDebugInfo.h

Modified: cfe/trunk/include/clang/AST/PrettyPrinter.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/AST/PrettyPrinter.h?rev=348364&r1=348363&r2=348364&view=diff
==============================================================================
--- cfe/trunk/include/clang/AST/PrettyPrinter.h (original)
+++ cfe/trunk/include/clang/AST/PrettyPrinter.h Wed Dec  5 05:56:26 2018
@@ -38,20 +38,21 @@ public:
 struct PrintingPolicy {
   /// Create a default printing policy for the specified language.
   PrintingPolicy(const LangOptions &LO)
-      : Indentation(2), SuppressSpecifiers(false),
-        SuppressTagKeyword(LO.CPlusPlus), IncludeTagDefinition(false),
-        SuppressScope(false), SuppressUnwrittenScope(false),
-        SuppressInitializers(false), ConstantArraySizeAsWritten(false),
-        AnonymousTagLocations(true), SuppressStrongLifetime(false),
-        SuppressLifetimeQualifiers(false),
-        SuppressTemplateArgsInCXXConstructors(false), Bool(LO.Bool),
-        Restrict(LO.C99), Alignof(LO.CPlusPlus11), UnderscoreAlignof(LO.C11),
-        UseVoidForZeroParams(!LO.CPlusPlus), TerseOutput(false),
-        PolishForDeclaration(false), Half(LO.Half),
-        MSWChar(LO.MicrosoftExt && !LO.WChar), IncludeNewlines(true),
-        MSVCFormatting(false), ConstantsAsWritten(false),
-        SuppressImplicitBase(false), FullyQualifiedName(false),
-        RemapFilePaths(false) {}
+    : Indentation(2), SuppressSpecifiers(false),
+      SuppressTagKeyword(LO.CPlusPlus),
+      IncludeTagDefinition(false), SuppressScope(false),
+      SuppressUnwrittenScope(false), SuppressInitializers(false),
+      ConstantArraySizeAsWritten(false), AnonymousTagLocations(true),
+      SuppressStrongLifetime(false), SuppressLifetimeQualifiers(false),
+      SuppressTemplateArgsInCXXConstructors(false),
+      Bool(LO.Bool), Restrict(LO.C99),
+      Alignof(LO.CPlusPlus11), UnderscoreAlignof(LO.C11),
+      UseVoidForZeroParams(!LO.CPlusPlus),
+      TerseOutput(false), PolishForDeclaration(false),
+      Half(LO.Half), MSWChar(LO.MicrosoftExt && !LO.WChar),
+      IncludeNewlines(true), MSVCFormatting(false),
+      ConstantsAsWritten(false), SuppressImplicitBase(false),
+      FullyQualifiedName(false) { }
 
   /// Adjust this printing policy for cases where it's known that we're
   /// printing C++ code (for instance, if AST dumping reaches a C++-only
@@ -224,12 +225,6 @@ struct PrintingPolicy {
   /// When true, print the fully qualified name of function declarations.
   /// This is the opposite of SuppressScope and thus overrules it.
   unsigned FullyQualifiedName : 1;
-
-  /// Whether to apply -fdebug-prefix-map to any file paths.
-  unsigned RemapFilePaths : 1;
-
-  /// When RemapFilePaths is true, this function performs the action.
-  std::function<std::string(StringRef)> remapPath;
 };
 
 } // end namespace clang

Modified: cfe/trunk/lib/AST/TypePrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/AST/TypePrinter.cpp?rev=348364&r1=348363&r2=348364&view=diff
==============================================================================
--- cfe/trunk/lib/AST/TypePrinter.cpp (original)
+++ cfe/trunk/lib/AST/TypePrinter.cpp Wed Dec  5 05:56:26 2018
@@ -1157,13 +1157,9 @@ void TypePrinter::printTag(TagDecl *D, r
       PresumedLoc PLoc = D->getASTContext().getSourceManager().getPresumedLoc(
           D->getLocation());
       if (PLoc.isValid()) {
-        OS << " at ";
-        StringRef File = PLoc.getFilename();
-        if (Policy.RemapFilePaths)
-          OS << Policy.remapPath(File);
-        else
-          OS << File;
-        OS << ':' << PLoc.getLine() << ':' << PLoc.getColumn();
+        OS << " at " << PLoc.getFilename()
+           << ':' << PLoc.getLine()
+           << ':' << PLoc.getColumn();
       }
     }
 

Modified: cfe/trunk/lib/CodeGen/CGDebugInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGDebugInfo.cpp?rev=348364&r1=348363&r2=348364&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGDebugInfo.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGDebugInfo.cpp Wed Dec  5 05:56:26 2018
@@ -235,9 +235,6 @@ PrintingPolicy CGDebugInfo::getPrintingP
   if (CGM.getCodeGenOpts().EmitCodeView)
     PP.MSVCFormatting = true;
 
-  // Apply -fdebug-prefix-map.
-  PP.RemapFilePaths = true;
-  PP.remapPath = [this](StringRef Path) { return remapDIPath(Path); };
   return PP;
 }
 

Modified: cfe/trunk/lib/CodeGen/CGDebugInfo.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGDebugInfo.h?rev=348364&r1=348363&r2=348364&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGDebugInfo.h (original)
+++ cfe/trunk/lib/CodeGen/CGDebugInfo.h Wed Dec  5 05:56:26 2018
@@ -341,9 +341,6 @@ public:
 
   void finalize();
 
-  /// Remap a given path with the current debug prefix map
-  std::string remapDIPath(StringRef) const;
-
   /// Register VLA size expression debug node with the qualified type.
   void registerVLASizeExpression(QualType Ty, llvm::Metadata *SizeExpr) {
     SizeExprCache[Ty] = SizeExpr;
@@ -531,6 +528,9 @@ private:
   /// Create new compile unit.
   void CreateCompileUnit();
 
+  /// Remap a given path with the current debug prefix map
+  std::string remapDIPath(StringRef) const;
+
   /// Compute the file checksum debug info for input file ID.
   Optional<llvm::DIFile::ChecksumKind>
   computeChecksum(FileID FID, SmallString<32> &Checksum) const;

Removed: cfe/trunk/test/CodeGenCXX/debug-prefix-map-lambda.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGenCXX/debug-prefix-map-lambda.cpp?rev=348363&view=auto
==============================================================================
--- cfe/trunk/test/CodeGenCXX/debug-prefix-map-lambda.cpp (original)
+++ cfe/trunk/test/CodeGenCXX/debug-prefix-map-lambda.cpp (removed)
@@ -1,10 +0,0 @@
-// RUN: %clang_cc1 -debug-info-kind=limited -triple %itanium_abi_triple \
-// RUN:   -fdebug-prefix-map=%S=/SOURCE_ROOT %s -emit-llvm -o - | FileCheck %s
-
-template <typename T> void b(T) {}
-void c() {
-  // CHECK: !DISubprogram(name: "b<(lambda at
-  // CHECK-SAME:          SOURCE_ROOT
-  // CHECK-SAME:          [[@LINE+1]]:{{[0-9]+}})>"
-  b([]{});
-}




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