From 0e92081b040a13dc8f00dac182e327af56bf7838 Mon Sep 17 00:00:00 2001
From: Nuno Lopes <nunoplopes@sapo.pt>
Date: Tue, 4 Nov 2008 14:42:19 +0000
Subject: [PATCH] fix leakage of APFloats in getExistingVal()

llvm-svn: 58696
---
 llvm/lib/AsmParser/ParserInternals.h | 2 ++
 llvm/lib/AsmParser/llvmAsmParser.y   | 6 +++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/llvm/lib/AsmParser/ParserInternals.h b/llvm/lib/AsmParser/ParserInternals.h
index 168d9baa3a02..8af27c77c33a 100644
--- a/llvm/lib/AsmParser/ParserInternals.h
+++ b/llvm/lib/AsmParser/ParserInternals.h
@@ -152,6 +152,8 @@ struct ValID {
       delete IAD;
     else if (Type == ConstAPInt)
       delete ConstPoolInt;
+    else if (Type == ConstFPVal)
+      delete ConstPoolFP;
   }
 
   inline ValID copy() const {
diff --git a/llvm/lib/AsmParser/llvmAsmParser.y b/llvm/lib/AsmParser/llvmAsmParser.y
index d76994a431a0..36b827d6b726 100644
--- a/llvm/lib/AsmParser/llvmAsmParser.y
+++ b/llvm/lib/AsmParser/llvmAsmParser.y
@@ -437,7 +437,11 @@ static Value *getExistingVal(const Type *Ty, const ValID &D) {
       D.ConstPoolFP->convert(APFloat::IEEEsingle, APFloat::rmNearestTiesToEven,
                              &ignored);
     }
-    return ConstantFP::get(*D.ConstPoolFP);
+    {
+      ConstantFP *tmp = ConstantFP::get(*D.ConstPoolFP);
+      D.destroy();
+      return tmp;
+    }
 
   case ValID::ConstNullVal:      // Is it a null value?
     if (!isa<PointerType>(Ty)) {