[llvm] r240302 - Bring r240130 back.

Richard Smith richard at metafoo.co.uk
Mon Jun 22 13:40:41 PDT 2015


Hi Rafael,

Some recent change is causing many link failures for us, of the following
forms:

ld: error: blah.o: requires dynamic R_X86_64_PC32 reloc against ''
which may overflow at runtime; recompile with -fPIC

blah.cc:function f(): error: undefined reference to ''
blah.o:g(): error: undefined reference to ''


The empty symbol names make me suspect this patch is the culprit. (The .o
files producing the first diagnostic *were* all built with -fPIC.)

On Mon, Jun 22, 2015 at 10:52 AM, Rafael Espindola <
rafael.espindola at gmail.com> wrote:

> Author: rafael
> Date: Mon Jun 22 12:52:52 2015
> New Revision: 240302
>
> URL: http://llvm.org/viewvc/llvm-project?rev=240302&view=rev
> Log:
> Bring r240130 back.
>
> Now that pr23900 is fixed, we can bring it back with no changes.
>
> Original message:
>
> Make all temporary symbols unnamed.
>
> What this does is make all symbols that would otherwise start with a .L
> (or L on MachO) unnamed.
>
> Some of these symbols still show up in the symbol table, but we can just
> make them unnamed.
>
> In order to make sure we produce identical results when going thought
> assembly,
> all .L (not just the compiler produced ones), are now unnamed.
>
> Running llc on llvm-as.opt.bc, the peak memory usage goes from 208.24MB to
> 205.57MB.
>
> Added:
>     llvm/trunk/test/MC/ELF/undef-temp.s
> Removed:
>     llvm/trunk/test/MC/ELF/undef2.s
> Modified:
>     llvm/trunk/include/llvm/MC/MCContext.h
>     llvm/trunk/lib/MC/ELFObjectWriter.cpp
>     llvm/trunk/lib/MC/MCContext.cpp
>     llvm/trunk/lib/MC/MachObjectWriter.cpp
>     llvm/trunk/test/CodeGen/SPARC/obj-relocs.ll
>     llvm/trunk/test/MC/ARM/elf-reloc-02.s
>     llvm/trunk/test/MC/ELF/basic-elf-32.s
>     llvm/trunk/test/MC/ELF/compression.s
>     llvm/trunk/test/MC/ELF/discriminator.s
>     llvm/trunk/test/MC/ELF/merge.s
>     llvm/trunk/test/MC/ELF/relocation-386.s
>     llvm/trunk/test/MC/ELF/undef.s
>     llvm/trunk/test/MC/MachO/AArch64/classrefs.s
>     llvm/trunk/test/MC/MachO/AArch64/darwin-ARM64-reloc.s
>     llvm/trunk/test/MC/MachO/AArch64/ld64-workaround.s
>     llvm/trunk/test/MC/MachO/AArch64/mergeable.s
>     llvm/trunk/test/MC/MachO/AArch64/reloc-crash.s
>     llvm/trunk/test/MC/MachO/x86_64-mergeable.s
>     llvm/trunk/test/MC/MachO/x86_64-symbols.s
>     llvm/trunk/test/MC/Mips/cpsetup.s
>     llvm/trunk/test/MC/Mips/elf-relsym.s
>     llvm/trunk/test/MC/Mips/xgot.s
>     llvm/trunk/test/MC/Sparc/sparc-pic.s
>
> Modified: llvm/trunk/include/llvm/MC/MCContext.h
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/MC/MCContext.h?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/include/llvm/MC/MCContext.h (original)
> +++ llvm/trunk/include/llvm/MC/MCContext.h Mon Jun 22 12:52:52 2015
> @@ -208,8 +208,7 @@ namespace llvm {
>
>      MCSymbol *createSymbolImpl(const StringMapEntry<bool> *Name,
>                                 bool CanBeUnnamed);
> -    MCSymbol *createSymbol(StringRef Name, bool AlwaysAddSuffix,
> -                           bool IsTemporary);
> +    MCSymbol *createSymbol(StringRef Name, bool AlwaysAddSuffix);
>
>      MCSymbol *getOrCreateDirectionalLocalSymbol(unsigned LocalLabelVal,
>                                                  unsigned Instance);
> @@ -249,10 +248,9 @@ namespace llvm {
>
>      /// Create and return a new assembler temporary symbol with a unique
> but
>      /// unspecified name.
> -    MCSymbol *createTempSymbol(bool CanBeUnnamed = true);
> +    MCSymbol *createTempSymbol();
>
> -    MCSymbol *createTempSymbol(const Twine &Name, bool AlwaysAddSuffix,
> -                               bool CanBeUnnamed = true);
> +    MCSymbol *createTempSymbol(const Twine &Name, bool AlwaysAddSuffix);
>
>      /// Create the definition of a directional local symbol for numbered
> label
>      /// (used for "1:" definitions).
>
> Modified: llvm/trunk/lib/MC/ELFObjectWriter.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/MC/ELFObjectWriter.cpp?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/MC/ELFObjectWriter.cpp (original)
> +++ llvm/trunk/lib/MC/ELFObjectWriter.cpp Mon Jun 22 12:52:52 2015
> @@ -787,10 +787,15 @@ void ELFObjectWriter::computeSymbolTable
>                      Renames.count(&Symbol)))
>        continue;
>
> +    if (Symbol.isTemporary() && Symbol.isUndefined())
> +      Ctx.reportFatalError(SMLoc(), "Undefined temporary");
> +
>      ELFSymbolData MSD;
>      MSD.Symbol = cast<MCSymbolELF>(&Symbol);
>
>      bool Local = Symbol.getBinding() == ELF::STB_LOCAL;
> +    assert(Local || !Symbol.isTemporary());
> +
>      if (Symbol.isAbsolute()) {
>        MSD.SectionIndex = ELF::SHN_ABS;
>      } else if (Symbol.isCommon()) {
> @@ -889,9 +894,11 @@ void ELFObjectWriter::computeSymbolTable
>    unsigned Index = FileNames.size() + 1;
>
>    for (ELFSymbolData &MSD : LocalSymbolData) {
> -    unsigned StringIndex = MSD.Symbol->getType() == ELF::STT_SECTION
> -                               ? 0
> -                               : StrTabBuilder.getOffset(MSD.Name);
> +    unsigned StringIndex;
> +    if (MSD.Symbol->getType() == ELF::STT_SECTION || MSD.Name.empty())
> +      StringIndex = 0;
> +    else
> +      StringIndex = StrTabBuilder.getOffset(MSD.Name);
>      MSD.Symbol->setIndex(Index++);
>      writeSymbol(Writer, StringIndex, MSD, Layout);
>    }
>
> Modified: llvm/trunk/lib/MC/MCContext.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/MC/MCContext.cpp?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/MC/MCContext.cpp (original)
> +++ llvm/trunk/lib/MC/MCContext.cpp Mon Jun 22 12:52:52 2015
> @@ -116,7 +116,7 @@ MCSymbol *MCContext::getOrCreateSymbol(c
>
>    MCSymbol *&Sym = Symbols[NameRef];
>    if (!Sym)
> -    Sym = createSymbol(NameRef, false, false);
> +    Sym = createSymbol(NameRef, false);
>
>    return Sym;
>  }
> @@ -175,17 +175,16 @@ MCSymbol *MCContext::createSymbolImpl(co
>                                      IsTemporary);
>  }
>
> -MCSymbol *MCContext::createSymbol(StringRef Name, bool AlwaysAddSuffix,
> -                                  bool CanBeUnnamed) {
> -  if (CanBeUnnamed && !UseNamesOnTempLabels)
> -    return createSymbolImpl(nullptr, true);
> -
> +MCSymbol *MCContext::createSymbol(StringRef Name, bool AlwaysAddSuffix) {
>    // Determine whether this is an user writter assembler temporary or
> normal
>    // label, if used.
> -  bool IsTemporary = CanBeUnnamed;
> -  if (AllowTemporaryLabels && !IsTemporary)
> +  bool IsTemporary = false;
> +  if (AllowTemporaryLabels)
>      IsTemporary = Name.startswith(MAI->getPrivateGlobalPrefix());
>
> +  if (IsTemporary && !UseNamesOnTempLabels)
> +    return createSymbolImpl(nullptr, true);
> +
>    SmallString<128> NewName = Name;
>    bool AddSuffix = AlwaysAddSuffix;
>    unsigned &NextUniqueID = NextID[Name];
> @@ -206,21 +205,20 @@ MCSymbol *MCContext::createSymbol(String
>    llvm_unreachable("Infinite loop");
>  }
>
> -MCSymbol *MCContext::createTempSymbol(const Twine &Name, bool
> AlwaysAddSuffix,
> -                                      bool CanBeUnnamed) {
> +MCSymbol *MCContext::createTempSymbol(const Twine &Name, bool
> AlwaysAddSuffix) {
>    SmallString<128> NameSV;
>    raw_svector_ostream(NameSV) << MAI->getPrivateGlobalPrefix() << Name;
> -  return createSymbol(NameSV, AlwaysAddSuffix, CanBeUnnamed);
> +  return createSymbol(NameSV, AlwaysAddSuffix);
>  }
>
>  MCSymbol *MCContext::createLinkerPrivateTempSymbol() {
>    SmallString<128> NameSV;
>    raw_svector_ostream(NameSV) << MAI->getLinkerPrivateGlobalPrefix() <<
> "tmp";
> -  return createSymbol(NameSV, true, false);
> +  return createSymbol(NameSV, true);
>  }
>
> -MCSymbol *MCContext::createTempSymbol(bool CanBeUnnamed) {
> -  return createTempSymbol("tmp", true, CanBeUnnamed);
> +MCSymbol *MCContext::createTempSymbol() {
> +  return createTempSymbol("tmp", true);
>  }
>
>  unsigned MCContext::NextInstance(unsigned LocalLabelVal) {
> @@ -241,7 +239,7 @@ MCSymbol *MCContext::getOrCreateDirectio
>                                                         unsigned Instance)
> {
>    MCSymbol *&Sym = LocalSymbols[std::make_pair(LocalLabelVal, Instance)];
>    if (!Sym)
> -    Sym = createTempSymbol(false);
> +    Sym = createTempSymbol();
>    return Sym;
>  }
>
>
> Modified: llvm/trunk/lib/MC/MachObjectWriter.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/MC/MachObjectWriter.cpp?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/MC/MachObjectWriter.cpp (original)
> +++ llvm/trunk/lib/MC/MachObjectWriter.cpp Mon Jun 22 12:52:52 2015
> @@ -565,7 +565,8 @@ void MachObjectWriter::computeSymbolTabl
>
>      MachSymbolData MSD;
>      MSD.Symbol = &Symbol;
> -    MSD.StringIndex = StringTable.getOffset(Symbol.getName());
> +    StringRef Name = Symbol.getName();
> +    MSD.StringIndex = Name.empty() ? 0 : StringTable.getOffset(Name);
>
>      if (Symbol.isAbsolute()) {
>        MSD.SectionIndex = 0;
>
> Modified: llvm/trunk/test/CodeGen/SPARC/obj-relocs.ll
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/SPARC/obj-relocs.ll?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/CodeGen/SPARC/obj-relocs.ll (original)
> +++ llvm/trunk/test/CodeGen/SPARC/obj-relocs.ll Mon Jun 22 12:52:52 2015
> @@ -16,8 +16,8 @@
>  ; CHECK-PIC-NEXT:    0x{{[0-9,A-F]+}} R_SPARC_PC10 _GLOBAL_OFFSET_TABLE_
> 0x8
>  ; CHECK-PIC-NEXT:    0x{{[0-9,A-F]+}} R_SPARC_GOT22 AGlobalVar 0x0
>  ; CHECK-PIC-NEXT:    0x{{[0-9,A-F]+}} R_SPARC_GOT10 AGlobalVar 0x0
> -; CHECK-PIC-NEXT:    0x{{[0-9,A-F]+}} R_SPARC_GOT22 .L.mystr 0x0
> -; CHECK-PIC-NEXT:    0x{{[0-9,A-F]+}} R_SPARC_GOT10 .L.mystr 0x0
> +; CHECK-PIC-NEXT:    0x{{[0-9,A-F]+}} R_SPARC_GOT22 - 0x0
> +; CHECK-PIC-NEXT:    0x{{[0-9,A-F]+}} R_SPARC_GOT10 - 0x0
>  ; CHECK-PIC-NEXT:    0x{{[0-9,A-F]+}} R_SPARC_WPLT30 bar 0x0
>  ; CHECK-PIC:      ]
>
>
> Modified: llvm/trunk/test/MC/ARM/elf-reloc-02.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ARM/elf-reloc-02.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/ARM/elf-reloc-02.s (original)
> +++ llvm/trunk/test/MC/ARM/elf-reloc-02.s Mon Jun 22 12:52:52 2015
> @@ -22,6 +22,6 @@
>
>  // OBJ:      Relocations [
>  // OBJ:        Section {{.*}} .rel.text {
> -// OBJ-NEXT:     0x{{[0-9,A-F]+}} R_ARM_MOVW_ABS_NC .L.str
> +// OBJ-NEXT:     0x{{[0-9,A-F]+}} R_ARM_MOVW_ABS_NC -
>  // OBJ:        }
>  // OBJ:      ]
>
> Modified: llvm/trunk/test/MC/ELF/basic-elf-32.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ELF/basic-elf-32.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/ELF/basic-elf-32.s (original)
> +++ llvm/trunk/test/MC/ELF/basic-elf-32.s Mon Jun 22 12:52:52 2015
> @@ -46,9 +46,9 @@ main:
>
>  // CHECK: Relocations [
>  // CHECK:   Section {{.*}} .rel.text {
> -// CHECK:     0x6  R_386_32   .L.str1
> +// CHECK:     0x6  R_386_32   -
>  // CHECK:     0xB  R_386_PC32 puts
> -// CHECK:     0x12 R_386_32   .L.str2
> +// CHECK:     0x12 R_386_32   -
>  // CHECK:     0x17 R_386_PC32 puts
>  // CHECK:   }
>  // CHECK: ]
>
> Modified: llvm/trunk/test/MC/ELF/compression.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ELF/compression.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/ELF/compression.s (original)
> +++ llvm/trunk/test/MC/ELF/compression.s Mon Jun 22 12:52:52 2015
> @@ -28,9 +28,24 @@
>
>  // In x86 32 bit named symbols are used for temporary symbols in merge
>  // sections, so make sure we handle symbols inside compressed sections
> -// 386-SYMBOLS: Name: .Linfo_string0
> -// 386-SYMBOLS-NOT: }
> -// 386-SYMBOLS: Section: .zdebug_str
> +// 386-SYMBOLS:        Symbol {
> +// 386-SYMBOLS-NEXT:    Name:  (0)
> +// 386-SYMBOLS-NEXT:    Value: 0x0
> +// 386-SYMBOLS-NEXT:    Size: 0
> +// 386-SYMBOLS-NEXT:    Binding: Local (0x0)
> +// 386-SYMBOLS-NEXT:    Type: None (0x0)
> +// 386-SYMBOLS-NEXT:    Other: 0
> +// 386-SYMBOLS-NEXT:    Section: Undefined (0x0)
> +// 386-SYMBOLS-NEXT:  }
> +// 386-SYMBOLS-NEXT:  Symbol {
> +// 386-SYMBOLS-NEXT:    Name:  (0)
> +// 386-SYMBOLS-NEXT:    Value: 0x0
> +// 386-SYMBOLS-NEXT:    Size: 0
> +// 386-SYMBOLS-NEXT:    Binding: Local (0x0)
> +// 386-SYMBOLS-NEXT:    Type: None (0x0)
> +// 386-SYMBOLS-NEXT:    Other: 0
> +// 386-SYMBOLS-NEXT:    Section: .zdebug_str (0xA)
> +// 386-SYMBOLS-NEXT:  }
>
>         .section        .debug_line,"", at progbits
>
>
> Modified: llvm/trunk/test/MC/ELF/discriminator.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ELF/discriminator.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/ELF/discriminator.s (original)
> +++ llvm/trunk/test/MC/ELF/discriminator.s Mon Jun 22 12:52:52 2015
> @@ -19,12 +19,12 @@ foo:
>          .long   .L.debug_abbrev_begin   # Offset Into Abbrev. Section
>          .byte   8                       # Address Size (in bytes)
>          .byte   1                       # Abbrev [1] 0xb:0x1b
> DW_TAG_compile_unit
> -        .long   .Linfo_string0          # DW_AT_producer
> +        .long   info_string0            # DW_AT_producer
>          .short  12                      # DW_AT_language
> -        .long   .Linfo_string1          # DW_AT_name
> +        .long   info_string1            # DW_AT_name
>          .quad   0                       # DW_AT_low_pc
>          .long   0                       # DW_AT_stmt_list
> -        .long   .Linfo_string2          # DW_AT_comp_dir
> +        .long   info_string2            # DW_AT_comp_dir
>                                          # DW_AT_APPLE_optimized
>          .section        .debug_abbrev,"", at progbits
>  .L.debug_abbrev_begin:
>
> Modified: llvm/trunk/test/MC/ELF/merge.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ELF/merge.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/ELF/merge.s (original)
> +++ llvm/trunk/test/MC/ELF/merge.s Mon Jun 22 12:52:52 2015
> @@ -22,9 +22,9 @@ foo:
>
>  // CHECK:      Relocations [
>  // CHECK-NEXT:   Section {{.*}} .rela.text {
> -// CHECK-NEXT:     0x{{[^ ]+}} R_X86_64_PC32    .Lfoo 0x{{[^ ]+}}
> +// CHECK-NEXT:     0x{{[^ ]+}} R_X86_64_PC32     -    0x{{[^ ]+}}
>  // CHECK-NEXT:     0x{{[^ ]+}} R_X86_64_32      .sec1 0x{{[^ ]+}}
> -// CHECK-NEXT:     0x{{[^ ]+}} R_X86_64_32      .Lfoo 0x{{[^ ]+}}
> +// CHECK-NEXT:     0x{{[^ ]+}} R_X86_64_32       -    0x{{[^ ]+}}
>  // CHECK-NEXT:     0x{{[^ ]+}} R_X86_64_PLT32    foo  0x{{[^ ]+}}
>  // CHECK-NEXT:     0x{{[^ ]+}} R_X86_64_GOTPCREL foo  0x{{[^ ]+}}
>  // CHECK-NEXT:     0x{{[^ ]+}} R_X86_64_32S      zed  0x{{[^ ]+}}
>
> Modified: llvm/trunk/test/MC/ELF/relocation-386.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ELF/relocation-386.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/ELF/relocation-386.s (original)
> +++ llvm/trunk/test/MC/ELF/relocation-386.s Mon Jun 22 12:52:52 2015
> @@ -5,7 +5,7 @@
>
>  // CHECK:      Relocations [
>  // CHECK-NEXT:   Section {{.*}} .rel.text {
> -// CHECK-NEXT:     0x2          R_386_GOTOFF     .Lfoo 0x0
> +// CHECK-NEXT:     0x2          R_386_GOTOFF     - 0x0
>  // CHECK-NEXT:     0x{{[^ ]+}}  R_386_PLT32      bar2 0x0
>  // CHECK-NEXT:     0x{{[^ ]+}}  R_386_GOTPC      _GLOBAL_OFFSET_TABLE_ 0x0
>  // Relocation 3 (bar3 at GOTOFF) is done with symbol 7 (bss)
>
> Added: llvm/trunk/test/MC/ELF/undef-temp.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ELF/undef-temp.s?rev=240302&view=auto
>
> ==============================================================================
> --- llvm/trunk/test/MC/ELF/undef-temp.s (added)
> +++ llvm/trunk/test/MC/ELF/undef-temp.s Mon Jun 22 12:52:52 2015
> @@ -0,0 +1,4 @@
> +// RUN: not llvm-mc -filetype=obj -triple x86_64-pc-linux %s -o - 2>&1 |
> FileCheck %s
> +
> +// CHECK: Undefined temporary
> +        .long .Lfoo
>
> Modified: llvm/trunk/test/MC/ELF/undef.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ELF/undef.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/ELF/undef.s (original)
> +++ llvm/trunk/test/MC/ELF/undef.s Mon Jun 22 12:52:52 2015
> @@ -2,7 +2,6 @@
>
>  // Test which symbols should be in the symbol table
>
> -        .long  .Lsym1
>  .Lsym2:
>  .Lsym3:
>  .Lsym4 = .Lsym2 - .Lsym3
> @@ -33,7 +32,7 @@ test2_b = undef + 1
>  // CHECK-NEXT:     Section: Undefined
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: .Lsym8
> +// CHECK-NEXT:     Name: (0)
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:     Size: 0
>  // CHECK-NEXT:     Binding: Local
> @@ -42,15 +41,6 @@ test2_b = undef + 1
>  // CHECK-NEXT:     Section: .rodata.str1.1
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: .Lsym1
> -// CHECK-NEXT:     Value: 0x0
> -// CHECK-NEXT:     Size: 0
> -// CHECK-NEXT:     Binding: Global
> -// CHECK-NEXT:     Type: None
> -// CHECK-NEXT:     Other: 0
> -// CHECK-NEXT:     Section: Undefined
> -// CHECK-NEXT:   }
> -// CHECK-NEXT:   Symbol {
>  // CHECK-NEXT:     Name: sym6
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:     Size: 0
>
> Removed: llvm/trunk/test/MC/ELF/undef2.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/ELF/undef2.s?rev=240301&view=auto
>
> ==============================================================================
> --- llvm/trunk/test/MC/ELF/undef2.s (original)
> +++ llvm/trunk/test/MC/ELF/undef2.s (removed)
> @@ -1,18 +0,0 @@
> -// RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu %s -o - |
> llvm-readobj -s -t | FileCheck %s
> -
> -// Test that this produces an undefined reference to .Lfoo
> -
> -        je     .Lfoo
> -
> -// CHECK:       Section {
> -// CHECK:         Name: .strtab
> -
> -// CHECK:       Symbol {
> -// CHECK:         Name: .Lfoo
> -// CHECK-NEXT:    Value:
> -// CHECK-NEXT:    Size:
> -// CHECK-NEXT:    Binding: Global
> -// CHECK-NEXT:    Type:
> -// CHECK-NEXT:    Other:
> -// CHECK-NEXT:    Section:
> -// CHECK-NEXT:  }
>
> Modified: llvm/trunk/test/MC/MachO/AArch64/classrefs.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/MachO/AArch64/classrefs.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/MachO/AArch64/classrefs.s (original)
> +++ llvm/trunk/test/MC/MachO/AArch64/classrefs.s Mon Jun 22 12:52:52 2015
> @@ -10,7 +10,7 @@
>  // CHECK-NEXT:       PCRel: 0
>  // CHECK-NEXT:       Length: 3
>  // CHECK-NEXT:       Type: ARM64_RELOC_UNSIGNED (0)
> -// CHECK-NEXT:       Symbol: Lbar
> +// CHECK-NEXT:       Symbol: -
>  // CHECK-NEXT:     }
>  // CHECK-NEXT:   }
>  // CHECK-NEXT: ]
>
> Modified: llvm/trunk/test/MC/MachO/AArch64/darwin-ARM64-reloc.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/MachO/AArch64/darwin-ARM64-reloc.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/MachO/AArch64/darwin-ARM64-reloc.s (original)
> +++ llvm/trunk/test/MC/MachO/AArch64/darwin-ARM64-reloc.s Mon Jun 22
> 12:52:52 2015
> @@ -41,7 +41,7 @@ L_.str:
>  ; CHECK-NEXT:       PCRel: 1
>  ; CHECK-NEXT:       Length: 2
>  ; CHECK-NEXT:       Type: ARM64_RELOC_PAGE21 (3)
> -; CHECK-NEXT:       Symbol: L_.str
> +; CHECK-NEXT:       Symbol: -
>  ; CHECK-NEXT:     }
>  ; CHECK-NEXT:    Relocation {
>  ; CHECK-NEXT:       Offset: 0x20
>
> Modified: llvm/trunk/test/MC/MachO/AArch64/ld64-workaround.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/MachO/AArch64/ld64-workaround.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/MachO/AArch64/ld64-workaround.s (original)
> +++ llvm/trunk/test/MC/MachO/AArch64/ld64-workaround.s Mon Jun 22 12:52:52
> 2015
> @@ -11,28 +11,28 @@
>  // CHECK-NEXT:       PCRel: 0
>  // CHECK-NEXT:       Length: 3
>  // CHECK-NEXT:       Type: ARM64_RELOC_UNSIGNED (0)
> -// CHECK-NEXT:       Symbol: Llit16
> +// CHECK-NEXT:       Symbol: -
>  // CHECK-NEXT:     }
>  // CHECK-NEXT:     Relocation {
>  // CHECK-NEXT:       Offset: 0x10
>  // CHECK-NEXT:       PCRel: 0
>  // CHECK-NEXT:       Length: 3
>  // CHECK-NEXT:       Type: ARM64_RELOC_UNSIGNED (0)
> -// CHECK-NEXT:       Symbol: Llit8
> +// CHECK-NEXT:       Symbol: -
>  // CHECK-NEXT:     }
>  // CHECK-NEXT:     Relocation {
>  // CHECK-NEXT:       Offset: 0x8
>  // CHECK-NEXT:       PCRel: 0
>  // CHECK-NEXT:       Length: 3
>  // CHECK-NEXT:       Type: ARM64_RELOC_UNSIGNED (0)
> -// CHECK-NEXT:       Symbol: Llit4
> +// CHECK-NEXT:       Symbol: -
>  // CHECK-NEXT:     }
>  // CHECK-NEXT:     Relocation {
>  // CHECK-NEXT:       Offset: 0x0
>  // CHECK-NEXT:       PCRel: 0
>  // CHECK-NEXT:       Length: 3
>  // CHECK-NEXT:       Type: ARM64_RELOC_UNSIGNED (0)
> -// CHECK-NEXT:       Symbol: Lcfstring
> +// CHECK-NEXT:       Symbol: -
>  // CHECK-NEXT:     }
>  // CHECK-NEXT:   }
>  // CHECK-NEXT: ]
>
> Modified: llvm/trunk/test/MC/MachO/AArch64/mergeable.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/MachO/AArch64/mergeable.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/MachO/AArch64/mergeable.s (original)
> +++ llvm/trunk/test/MC/MachO/AArch64/mergeable.s Mon Jun 22 12:52:52 2015
> @@ -26,28 +26,28 @@ L1:
>  // CHECK-NEXT:       PCRel: 0
>  // CHECK-NEXT:       Length: 3
>  // CHECK-NEXT:       Type: ARM64_RELOC_UNSIGNED (0)
> -// CHECK-NEXT:       Symbol: L1
> +// CHECK-NEXT:       Symbol: -
>  // CHECK-NEXT:     }
>  // CHECK-NEXT:     Relocation {
>  // CHECK-NEXT:       Offset: 0x10
>  // CHECK-NEXT:       PCRel: 0
>  // CHECK-NEXT:       Length: 3
>  // CHECK-NEXT:       Type: ARM64_RELOC_UNSIGNED (0)
> -// CHECK-NEXT:       Symbol: L1
> +// CHECK-NEXT:       Symbol: -
>  // CHECK-NEXT:     }
>  // CHECK-NEXT:     Relocation {
>  // CHECK-NEXT:       Offset: 0x8
>  // CHECK-NEXT:       PCRel: 0
>  // CHECK-NEXT:       Length: 3
>  // CHECK-NEXT:       Type: ARM64_RELOC_UNSIGNED (0)
> -// CHECK-NEXT:       Symbol: L0
> +// CHECK-NEXT:       Symbol: -
>  // CHECK-NEXT:     }
>  // CHECK-NEXT:     Relocation {
>  // CHECK-NEXT:       Offset: 0x0
>  // CHECK-NEXT:       PCRel: 0
>  // CHECK-NEXT:       Length: 3
>  // CHECK-NEXT:       Type: ARM64_RELOC_UNSIGNED (0)
> -// CHECK-NEXT:       Symbol: L0
> +// CHECK-NEXT:       Symbol: -
>  // CHECK-NEXT:     }
>  // CHECK-NEXT:   }
>  // CHECK-NEXT: ]
>
> Modified: llvm/trunk/test/MC/MachO/AArch64/reloc-crash.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/MachO/AArch64/reloc-crash.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/MachO/AArch64/reloc-crash.s (original)
> +++ llvm/trunk/test/MC/MachO/AArch64/reloc-crash.s Mon Jun 22 12:52:52 2015
> @@ -10,7 +10,7 @@
>  ; CHECK-NEXT:       PCRel: 0
>  ; CHECK-NEXT:       Length: 3
>  ; CHECK-NEXT:       Type: ARM64_RELOC_UNSIGNED (0)
> -; CHECK-NEXT:       Symbol: Lbar
> +; CHECK-NEXT:       Symbol: -
>  ; CHECK-NEXT:     }
>  ; CHECK-NEXT:   }
>  ; CHECK-NEXT: ]
>
> Modified: llvm/trunk/test/MC/MachO/x86_64-mergeable.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/MachO/x86_64-mergeable.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/MachO/x86_64-mergeable.s (original)
> +++ llvm/trunk/test/MC/MachO/x86_64-mergeable.s Mon Jun 22 12:52:52 2015
> @@ -24,7 +24,7 @@ L1:
>  // CHECK-NEXT:       PCRel: 0
>  // CHECK-NEXT:       Length: 3
>  // CHECK-NEXT:       Type: X86_64_RELOC_UNSIGNED (0)
> -// CHECK-NEXT:       Symbol: L1
> +// CHECK-NEXT:       Symbol: -
>  // CHECK-NEXT:     }
>  // CHECK-NEXT:     Relocation {
>  // CHECK-NEXT:       Offset: 0x10
> @@ -38,7 +38,7 @@ L1:
>  // CHECK-NEXT:       PCRel: 0
>  // CHECK-NEXT:       Length: 3
>  // CHECK-NEXT:       Type: X86_64_RELOC_UNSIGNED (0)
> -// CHECK-NEXT:       Symbol: L0
> +// CHECK-NEXT:       Symbol: -
>  // CHECK-NEXT:     }
>  // CHECK-NEXT:     Relocation {
>  // CHECK-NEXT:       Offset: 0x0
>
> Modified: llvm/trunk/test/MC/MachO/x86_64-symbols.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/MachO/x86_64-symbols.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/MachO/x86_64-symbols.s (original)
> +++ llvm/trunk/test/MC/MachO/x86_64-symbols.s Mon Jun 22 12:52:52 2015
> @@ -130,7 +130,7 @@ D38:
>
>  // CHECK: Symbols [
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D0 (139)
> +// CHECK-NEXT:     Name: D0 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __text (0x1)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -139,7 +139,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D1 (128)
> +// CHECK-NEXT:     Name: D1 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __text (0x1)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -148,7 +148,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D2 (113)
> +// CHECK-NEXT:     Name: D2 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __const (0x2)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -157,7 +157,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D3 (98)
> +// CHECK-NEXT:     Name: D3 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __static_const (0x3)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -166,7 +166,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: L4 (84)
> +// CHECK-NEXT:     Name: (0)
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __cstring (0x4)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -175,7 +175,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D4 (87)
> +// CHECK-NEXT:     Name: D4 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __cstring (0x4)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -184,7 +184,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D5 (69)
> +// CHECK-NEXT:     Name: D5 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __literal4 (0x5)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -193,7 +193,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D6 (50)
> +// CHECK-NEXT:     Name: D6 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __literal8 (0x6)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -202,7 +202,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D7 (31)
> +// CHECK-NEXT:     Name: D7 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __literal16 (0x7)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -211,7 +211,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D8 (12)
> +// CHECK-NEXT:     Name: D8 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __constructor (0x8)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -220,7 +220,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D9 (1)
> +// CHECK-NEXT:     Name: D9 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __destructor (0x9)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -229,7 +229,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D12 (124)
> +// CHECK-NEXT:     Name: D12 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __data (0xA)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -238,7 +238,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D13 (109)
> +// CHECK-NEXT:     Name: D13 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __static_data (0xB)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -247,7 +247,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D16 (65)
> +// CHECK-NEXT:     Name: D16 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __dyld (0xC)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -256,7 +256,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D17 (46)
> +// CHECK-NEXT:     Name: D17 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __mod_init_func (0xD)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -265,7 +265,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D18 (27)
> +// CHECK-NEXT:     Name: D18 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __mod_term_func (0xE)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -283,7 +283,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D20 (146)
> +// CHECK-NEXT:     Name: D20 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __class (0x10)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -292,7 +292,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D21 (135)
> +// CHECK-NEXT:     Name: D21 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __meta_class (0x11)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -301,7 +301,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D22 (120)
> +// CHECK-NEXT:     Name: D22 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __cat_cls_meth (0x12)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -310,7 +310,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D23 (105)
> +// CHECK-NEXT:     Name: D23 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __cat_inst_meth (0x13)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -319,7 +319,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D24 (94)
> +// CHECK-NEXT:     Name: D24 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __protocol (0x14)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -328,7 +328,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D25 (80)
> +// CHECK-NEXT:     Name: D25 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __string_object (0x15)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -337,7 +337,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D26 (61)
> +// CHECK-NEXT:     Name: D26 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __cls_meth (0x16)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -346,7 +346,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D27 (42)
> +// CHECK-NEXT:     Name: D27 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __inst_meth (0x17)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -355,7 +355,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D28 (23)
> +// CHECK-NEXT:     Name: D28 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __cls_refs (0x18)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -364,7 +364,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D29 (4)
> +// CHECK-NEXT:     Name: D29 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __message_refs (0x19)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -373,7 +373,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D30 (142)
> +// CHECK-NEXT:     Name: D30 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __symbols (0x1A)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -382,7 +382,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D31 (131)
> +// CHECK-NEXT:     Name: D31 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __category (0x1B)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -391,7 +391,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D32 (116)
> +// CHECK-NEXT:     Name: D32 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __class_vars (0x1C)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -400,7 +400,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D33 (101)
> +// CHECK-NEXT:     Name: D33 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __instance_vars (0x1D)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -409,7 +409,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D34 (90)
> +// CHECK-NEXT:     Name: D34 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __module_info (0x1E)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -418,7 +418,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: L35 (72)
> +// CHECK-NEXT:     Name: (0)
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __cstring (0x4)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -427,7 +427,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D35 (76)
> +// CHECK-NEXT:     Name: D35 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __cstring (0x4)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -436,7 +436,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: L36 (53)
> +// CHECK-NEXT:     Name: (0)
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __cstring (0x4)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -445,7 +445,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D36 (57)
> +// CHECK-NEXT:     Name: D36 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __cstring (0x4)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -454,7 +454,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: L37 (34)
> +// CHECK-NEXT:     Name: (0)
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __cstring (0x4)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -463,7 +463,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D37 (38)
> +// CHECK-NEXT:     Name: D37 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __cstring (0x4)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -472,7 +472,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: L38 (15)
> +// CHECK-NEXT:     Name: (0)
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __selector_strs (0x1F)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
> @@ -481,7 +481,7 @@ D38:
>  // CHECK-NEXT:     Value: 0x0
>  // CHECK-NEXT:   }
>  // CHECK-NEXT:   Symbol {
> -// CHECK-NEXT:     Name: D38 (19)
> +// CHECK-NEXT:     Name: D38 ({{.*}})
>  // CHECK-NEXT:     Type: Section (0xE)
>  // CHECK-NEXT:     Section: __selector_strs (0x1F)
>  // CHECK-NEXT:     RefType: UndefinedNonLazy (0x0)
>
> Modified: llvm/trunk/test/MC/Mips/cpsetup.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Mips/cpsetup.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/Mips/cpsetup.s (original)
> +++ llvm/trunk/test/MC/Mips/cpsetup.s Mon Jun 22 12:52:52 2015
> @@ -79,9 +79,9 @@ t2:
>
>  # NXX: move     $2, $gp
>  # NXX: lui      $gp, 0
> -# NXX: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16  $tmp0
> +# NXX: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_HI16
>  # NXX: addiu    $gp, $gp, 0
> -# NXX: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16  $tmp0
> +# NXX: R_MIPS_GPREL16/R_MIPS_SUB/R_MIPS_LO16
>  # N32: addu     $gp, $gp, $25
>  # N64: daddu    $gp, $gp, $25
>  # NXX: nop
> @@ -108,4 +108,4 @@ t3:
>
>  # For .cpsetup with local labels, we need to check if $tmp0 is in the
> symbol
>  # table:
> -# NXX: .text  00000000 $tmp0
> +# NXX: .text  00000000 {{$}}
>
> Modified: llvm/trunk/test/MC/Mips/elf-relsym.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Mips/elf-relsym.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/Mips/elf-relsym.s (original)
> +++ llvm/trunk/test/MC/Mips/elf-relsym.s Mon Jun 22 12:52:52 2015
> @@ -4,16 +4,16 @@
>
>  // CHECK: Symbols [
>  // CHECK:   Symbol {
> -// CHECK:     Name: $.str
> +// CHECK:     Name: (0)
>  // CHECK:   }
>  // CHECK:   Symbol {
> -// CHECK:     Name: $.str1
> +// CHECK:     Name: (0)
>  // CHECK:   }
>  // CHECK:   Symbol {
> -// CHECK:     Name: $CPI0_0
> +// CHECK:     Name: (0)
>  // CHECK:   }
>  // CHECK:   Symbol {
> -// CHECK:     Name: $CPI0_1
> +// CHECK:     Name: (0)
>  // CHECK:   }
>  // CHECK: ]
>
>
> Modified: llvm/trunk/test/MC/Mips/xgot.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Mips/xgot.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/Mips/xgot.s (original)
> +++ llvm/trunk/test/MC/Mips/xgot.s Mon Jun 22 12:52:52 2015
> @@ -10,8 +10,8 @@
>  // CHECK:   0x1C R_MIPS_GOT_LO16 ext_1
>  // CHECK:   0x24 R_MIPS_CALL_HI16 printf
>  // CHECK:   0x30 R_MIPS_CALL_LO16 printf
> -// CHECK:   0x2C R_MIPS_GOT16 $.str
> -// CHECK:   0x38 R_MIPS_LO16 $.str
> +// CHECK:   0x2C R_MIPS_GOT16 -
> +// CHECK:   0x38 R_MIPS_LO16 -
>  // CHECK: ]
>
>         .text
>
> Modified: llvm/trunk/test/MC/Sparc/sparc-pic.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Sparc/sparc-pic.s?rev=240302&r1=240301&r2=240302&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/Sparc/sparc-pic.s (original)
> +++ llvm/trunk/test/MC/Sparc/sparc-pic.s Mon Jun 22 12:52:52 2015
> @@ -7,8 +7,8 @@
>  ! CHECK-NEXT:   0x{{[0-9,A-F]+}} R_SPARC_PC10 _GLOBAL_OFFSET_TABLE_ 0x8
>  ! CHECK-NEXT:   0x{{[0-9,A-F]+}} R_SPARC_GOT22 AGlobalVar 0x0
>  ! CHECK-NEXT:   0x{{[0-9,A-F]+}} R_SPARC_GOT10 AGlobalVar 0x0
> -! CHECK-NEXT:   0x{{[0-9,A-F]+}} R_SPARC_GOT22 .LC0 0x0
> -! CHECK-NEXT:   0x{{[0-9,A-F]+}} R_SPARC_GOT10 .LC0 0x0
> +! CHECK-NEXT:   0x{{[0-9,A-F]+}} R_SPARC_GOT22 - 0x0
> +! CHECK-NEXT:   0x{{[0-9,A-F]+}} R_SPARC_GOT10 - 0x0
>  ! CHECK-NEXT:   0x{{[0-9,A-F]+}} R_SPARC_WPLT30 bar 0x0
>  ! CHECK:      ]
>
>
>
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