From: Craig Topper <craig.topper@gmail.com>
Date: Fri, 28 Nov 2014 05:01:21 +0000 (+0000)
Subject: Fix another memory leak in TableGen AsmMatcher by deleting CodeGenInstAliases.
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ce2748929332857065444e2a7a3cc19729e6eccb;p=platform%2Fupstream%2Fllvm.git

Fix another memory leak in TableGen AsmMatcher by deleting CodeGenInstAliases.

llvm-svn: 222912
---

diff --git a/llvm/utils/TableGen/AsmMatcherEmitter.cpp b/llvm/utils/TableGen/AsmMatcherEmitter.cpp
index 45fc268..366fbc37 100644
--- a/llvm/utils/TableGen/AsmMatcherEmitter.cpp
+++ b/llvm/utils/TableGen/AsmMatcherEmitter.cpp
@@ -442,6 +442,11 @@ struct MatchableInfo {
       AsmString(Alias->AsmString) {
   }
 
+  ~MatchableInfo() {
+    if (DefRec.is<const CodeGenInstAlias*>())
+      delete DefRec.get<const CodeGenInstAlias*>();
+  }
+
   // Two-operand aliases clone from the main matchable, but mark the second
   // operand as a tied operand of the first for purposes of the assembler.
   void formTwoOperandAlias(StringRef Constraint);