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devel/llvm/16/patches/patch-lld_ELF_Relocations_cpp

@@ -0,0 +1,31 @@
+Index: lld/ELF/Relocations.cpp
+--- lld/ELF/Relocations.cpp.orig
++++ lld/ELF/Relocations.cpp
+@@ -790,6 +790,18 @@ void elf::reportUndefinedSymbols() {
+   undefs.clear();
+ }
+ 
++static void reportGNUWarning(Symbol &sym, InputSectionBase &sec,
++                                 uint64_t offset) {
++  if (sym.gwarn) {
++    StringRef gnuWarning = gnuWarnings.lookup(sym.getName());
++    // report first occurance only
++    sym.gwarn = false;
++    if (!gnuWarning.empty())
++      message(sec.getSrcMsg(sym, offset) + "(" + sec.getObjMsg(offset) +
++              "): warning: " + gnuWarning);
++  }
++}
++
+ // Report an undefined symbol if necessary.
+ // Returns true if the undefined symbol will produce an error message.
+ static bool maybeReportUndefined(Undefined &sym, InputSectionBase &sec,
+@@ -1351,6 +1363,8 @@ template <class ELFT, class RelTy> void RelocationScan
+   uint64_t offset = getter.get(rel.r_offset);
+   if (offset == uint64_t(-1))
+     return;
++
++  reportGNUWarning(sym, *sec, rel.r_offset);
+ 
+   RelExpr expr = target->getRelExpr(type, sym, sec->content().data() + offset);
+   int64_t addend = RelTy::IsRela