[PATCH] D122391: [llvm] Fix string copy confusion

Nathan Sidwell via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Mar 28 09:38:36 PDT 2022


This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGd1587c38e6ba: [llvm] Fix string copy confusion (authored by urnathan).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D122391/new/

https://reviews.llvm.org/D122391

Files:
  llvm/lib/Demangle/MicrosoftDemangle.cpp


Index: llvm/lib/Demangle/MicrosoftDemangle.cpp
===================================================================
--- llvm/lib/Demangle/MicrosoftDemangle.cpp
+++ llvm/lib/Demangle/MicrosoftDemangle.cpp
@@ -245,8 +245,8 @@
 }
 
 StringView Demangler::copyString(StringView Borrowed) {
-  char *Stable = Arena.allocUnalignedBuffer(Borrowed.size() + 1);
-  std::strcpy(Stable, Borrowed.begin());
+  char *Stable = Arena.allocUnalignedBuffer(Borrowed.size());
+  std::memcpy(Stable, Borrowed.begin(), Borrowed.size());
 
   return {Stable, Borrowed.size()};
 }


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