Body can never be null in this context.

Because of the recent commit to allocate SymbolBodies for local symbols.

llvm-svn: 263364

lld/ELF/Writer.cpp

@@ -352,7 +352,7 @@ void Writer<ELFT>::scanRelocs(
 
     // If a symbol in a DSO is referenced directly instead of through GOT,
     // we need to create a copy relocation for the symbol.
-    if (auto *B = dyn_cast_or_null<SharedSymbol<ELFT>>(&Body)) {
+    if (auto *B = dyn_cast<SharedSymbol<ELFT>>(&Body)) {
       if (B->needsCopy())
         continue;
       if (Target->needsCopyRel<ELFT>(Type, *B)) {