diff --git a/oscar64/Declaration.cpp b/oscar64/Declaration.cpp
index cf8ead0..21db3c4 100644
--- a/oscar64/Declaration.cpp
+++ b/oscar64/Declaration.cpp
@@ -1500,6 +1500,8 @@ const Ident* Declaration::MangleIdent(void)
 
 		if (mFlags & DTF_CONST)
 			mMangleIdent = mMangleIdent->PreMangle("const ");
+		if (mFlags & DTF_VOLATILE)
+			mMangleIdent = mMangleIdent->PreMangle("volatile ");
 	}
 
 	return mMangleIdent;
diff --git a/oscar64/InterCode.cpp b/oscar64/InterCode.cpp
index 64ee598..6ad4feb 100644
--- a/oscar64/InterCode.cpp
+++ b/oscar64/InterCode.cpp
@@ -14661,6 +14661,7 @@ bool InterCodeBasicBlock::SingleTailLoopOptimization(const NumberSet& aliasedPar
 									ains->mSrc[0] = nins->mSrc[0];
 									ains->mSrc[0].mIntConst *= indexScale[lins->mSrc[0].mTemp];
 									tail->mInstructions.Insert(tail->mInstructions.Size() - 3, ains);
+									ains->mDst.mRange.mMaxValue += ains->mSrc[0].mIntConst;
 
 									indexScale[ains->mDst.mTemp] = (int)ains->mSrc[0].mIntConst;
 
@@ -14695,6 +14696,7 @@ bool InterCodeBasicBlock::SingleTailLoopOptimization(const NumberSet& aliasedPar
 								ains->mSrc[0].mTemp = -1;
 								ains->mSrc[0].mIntConst = s;
 								tail->mInstructions.Insert(tail->mInstructions.Size() - 3, ains);
+								ains->mDst.mRange.mMaxValue += ains->mSrc[0].mIntConst;
 
 								indexScale[ains->mDst.mTemp] = s;
 
@@ -20998,7 +21000,7 @@ void InterCodeProcedure::Close(void)
 {
 	GrowingTypeArray	tstack(IT_NONE);
 
-	CheckFunc = !strcmp(mIdent->mString, "read_decompress");
+	CheckFunc = !strcmp(mIdent->mString, "_menuShowSprites");
 	CheckCase = false;
 
 	mEntryBlock = mBlocks[0];
diff --git a/oscar64/Parser.cpp b/oscar64/Parser.cpp
index f179a91..d054f61 100644
--- a/oscar64/Parser.cpp
+++ b/oscar64/Parser.cpp
@@ -9098,7 +9098,7 @@ Expression* Parser::ParseStatement(void)
 							{
 								int numLoops = (endValue - startValue + 255) / 256;
 								int	numIterations = (endValue - startValue) / numLoops;
-								int	stride = (endValue - startValue + numLoops - 1) / numLoops;
+								int	stride = (endValue - startValue) / numLoops;
 								int	remain = (endValue - startValue) - numIterations * numLoops;
 
 								Expression* unrollBody = new Expression(mScanner->mLocation, EX_SEQUENCE);