[PATCH] D143561: [DebugInfo] Check if dwarf address section exists

[Kai Luo via Phabricator via llvm-commits]

lkail created this revision.
lkail added reviewers: shchenz, Esme, dblaikie, benmxwl-arm.
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Some targets might not feature dwarf address section. Check before emitting one.

Fixed DebugInfo test failures in https://lab.llvm.org/buildbot/#/builders/214/builds/5739.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D143561

Files:
  llvm/unittests/DebugInfo/DWARF/DwarfGenerator.cpp


Index: llvm/unittests/DebugInfo/DWARF/DwarfGenerator.cpp
===================================================================
--- llvm/unittests/DebugInfo/DWARF/DwarfGenerator.cpp
+++ llvm/unittests/DebugInfo/DWARF/DwarfGenerator.cpp
@@ -582,7 +582,9 @@
   StringPool->emit(*Asm, TLOF->getDwarfStrSection(),
                    TLOF->getDwarfStrOffSection());
 
-  AddressPool.emit(*Asm, TLOF->getDwarfAddrSection(), AddrTableStartSym);
+  // Some targets might not have dwarf address section.
+  if (MCSection *AddrSection = TLOF->getDwarfAddrSection())
+    AddressPool.emit(*Asm, AddrSection, AddrTableStartSym);
 
   MS->switchSection(TLOF->getDwarfInfoSection());
   for (auto &CU : CompileUnits) {


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