[llvm] [ExecutionEngine] Avoid repeated hash lookups (NFC) (PR #132587)

[Kazu Hirata via llvm-commits]

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@@ -1515,15 +1515,15 @@ void RuntimeDyldELF::resolveAArch64Branch(unsigned SectionID,
   uint64_t Offset = RelI->getOffset();
   unsigned RelType = RelI->getType();
   // Look for an existing stub.
-  StubMap::const_iterator i = Stubs.find(Value);
-  if (i != Stubs.end()) {
+  auto [It, Inserted] = Stubs.try_emplace(Value);
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kazutakahirata wrote:

@DavidSpickett Ah, I see.  Without this patch, we sometimes don't insert a new entry depending on the outcome of `resolveAArch64ShortBranch`.

Thanks for the revert!


https://github.com/llvm/llvm-project/pull/132587