Plug memory leaks in AsmWriterEmitter::EmitPrintAliasInstruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@244212 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/utils/TableGen/AsmWriterEmitter.cpp b/utils/TableGen/AsmWriterEmitter.cpp
index 8163f681d88da644d4a48073912f5f5138fa9534..7e52e978fb53b3cb0d7a9c6d29e6b6662e1f0a3e 100644 (file)
--- a/utils/TableGen/AsmWriterEmitter.cpp
+++ b/utils/TableGen/AsmWriterEmitter.cpp
@@ -1099,6 +1099,14 @@ void AsmWriterEmitter::EmitPrintAliasInstruction(raw_ostream &O) {
   }
 
   O << "#endif // PRINT_ALIAS_INSTR\n";
+
+  // Free allocated memory.
+  for (auto &Aliases : AliasMap)
+    for (auto &Alias : Aliases.second)
+      delete Alias.first;
+  for (auto &P : IAPrinterMap)
+    for (IAPrinter* IAP : P.second)
+      delete IAP;  
 }
 
 AsmWriterEmitter::AsmWriterEmitter(RecordKeeper &R) : Records(R), Target(R) {