[flang-commits] [PATCH] D97395: [flang] add attribute to trim runtime implementation establish call

[Jean Perier via Phabricator via flang-commits]

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CFI allocatable attribute is needed so that the descriptor for the
result can be allcoated/deallocated.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D97395

Files:
  flang/runtime/character.cpp


Index: flang/runtime/character.cpp
===================================================================
--- flang/runtime/character.cpp
+++ flang/runtime/character.cpp
@@ -686,7 +686,8 @@
     terminator.Crash(
         "TRIM: bad string type code %d", static_cast<int>(string.raw().type));
   }
-  result.Establish(string.type(), resultBytes, nullptr, 0);
+  result.Establish(string.type(), resultBytes, nullptr, 0, nullptr,
+      CFI_attribute_allocatable);
   RUNTIME_CHECK(terminator, result.Allocate(nullptr, nullptr) == CFI_SUCCESS);
   std::memcpy(result.OffsetElement(), string.OffsetElement(), resultBytes);
 }


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