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-rw-r--r--tools/yaml2obj/yaml2elf.cpp16
1 files changed, 9 insertions, 7 deletions
diff --git a/tools/yaml2obj/yaml2elf.cpp b/tools/yaml2obj/yaml2elf.cpp
index f9bc566f73..ac6b330e66 100644
--- a/tools/yaml2obj/yaml2elf.cpp
+++ b/tools/yaml2obj/yaml2elf.cpp
@@ -184,13 +184,15 @@ addSymbols(const std::vector<ELFYAML::Symbol> &Symbols, ELFState<ELFT> &State,
if (!Sym.Name.empty())
Symbol.st_name = State.getStringTable().addString(Sym.Name);
Symbol.setBindingAndType(SymbolBinding, Sym.Type);
- unsigned Index;
- if (State.getSN2I().lookupSection(Sym.Section, Index)) {
- errs() << "error: Unknown section referenced: '" << Sym.Section
- << "' by YAML symbol " << Sym.Name << ".\n";
- exit(1);
- }
- Symbol.st_shndx = Index;
+ if (!Sym.Section.empty()) {
+ unsigned Index;
+ if (State.getSN2I().lookupSection(Sym.Section, Index)) {
+ errs() << "error: Unknown section referenced: '" << Sym.Section
+ << "' by YAML symbol " << Sym.Name << ".\n";
+ exit(1);
+ }
+ Symbol.st_shndx = Index;
+ } // else Symbol.st_shndex == SHN_UNDEF (== 0), since it was zero'd earlier.
Symbol.st_value = Sym.Value;
Symbol.st_size = Sym.Size;
Syms.push_back(Symbol);