.ARM.exidx

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Summary

.ARM.exidx

ELF/Writer.cpp

template <class ELFT> void Writer<ELFT>::finalizeSections() {
   }
 
   // Fill other section headers. The dynamic table is finalized
   // at the end because some tags like RELSZ depend on result
   // of finalizing other sections.
   for (OutputSectionBase *Sec : OutputSections)
     Sec->finalize();
 
+  // Make room for a sentinel.
+  if (OutputSectionBase *Sec = findSection(".ARM.exidx"))
+    Sec->Size += 8;
+
   // Dynamic section must be the last one in this list and dynamic
   // symbol table section (DynSymTab) must be the first one.
   finalizeSynthetic<ELFT>(
       {In<ELFT>::DynSymTab, In<ELFT>::GnuHashTab, In<ELFT>::HashTab,
        In<ELFT>::SymTab, In<ELFT>::ShStrTab, In<ELFT>::StrTab,
        In<ELFT>::DynStrTab, In<ELFT>::GdbIndex, In<ELFT>::Got,
        In<ELFT>::MipsGot, In<ELFT>::GotPlt, In<ELFT>::RelaDyn,
        In<ELFT>::RelaPlt, In<ELFT>::Plt, In<ELFT>::Dynamic});
template <class ELFT> void Writer<ELFT>::writeSections() {
   for (OutputSectionBase *Sec : OutputSections)
     if (Sec != Out<ELFT>::Opd && Sec != Out<ELFT>::EhFrameHdr)
       Sec->writeTo(Buf + Sec->Offset);
 
   // The .eh_frame_hdr depends on .eh_frame section contents, therefore
   // it should be written after .eh_frame is written.
   if (!Out<ELFT>::EhFrame->empty() && Out<ELFT>::EhFrameHdr)
     Out<ELFT>::EhFrameHdr->writeTo(Buf + Out<ELFT>::EhFrameHdr->Offset);
+
+  if (OutputSectionBase *Sec = findSection(".ARM.exidx"))
+    // write sentinel
 }
 
 template <class ELFT> void Writer<ELFT>::writeBuildId() {
   if (!In<ELFT>::BuildId || !In<ELFT>::BuildId->OutSec)
     return;
 
   // Compute a hash of all sections of the output file.
   uint8_t *Start = Buffer->getBufferStart();