Index: lld/ELF/Symbols.cpp
--- lld/ELF/Symbols.cpp.orig
+++ lld/ELF/Symbols.cpp
@@ -61,6 +61,7 @@ std::string lld::toString(const elf::Symbol &sym) {
 }
 
 Defined *ElfSym::bss;
+Defined *ElfSym::data;
 Defined *ElfSym::etext1;
 Defined *ElfSym::etext2;
 Defined *ElfSym::edata1;