diff --git a/oscar64/InterCode.cpp b/oscar64/InterCode.cpp
index 4aeb443..95179d3 100644
--- a/oscar64/InterCode.cpp
+++ b/oscar64/InterCode.cpp
@@ -7732,7 +7732,7 @@ void InterCodeBasicBlock::UpdateLocalIntegerRangeSetsForward(const GrowingVariab
 				vr = ins->mDst.mRange;
 
 				if (ins->mSrc[0].mTemp < 0 && ins->mSrc[0].mMemory == IM_FPARAM)
-					vr.Limit(mLocalParamValueRange[ins->mSrc[0].mVarIndex]);
+					vr.Limit(mLocalParamValueRange[ins->mSrc[0].mVarIndex + ins->mSrc[0].mIntConst]);
 #if 1
 				if (ins->mDst.mType == IT_INT8)
 				{
@@ -8409,7 +8409,7 @@ void InterCodeBasicBlock::UpdateLocalIntegerRangeSetsForward(const GrowingVariab
 		else if (ins->mCode == IC_STORE)
 		{
 			if (ins->mSrc[1].mTemp < 0 && ins->mSrc[1].mMemory == IM_FPARAM)
-				mLocalParamValueRange[ins->mSrc[1].mVarIndex] = ins->mSrc[0].mRange;
+				mLocalParamValueRange[ins->mSrc[1].mVarIndex + ins->mSrc[0].mIntConst] = ins->mSrc[0].mRange;
 		}
 
 		assert(mProc->mLocalValueRange.Size() == mExitRequiredTemps.Size());
@@ -21992,7 +21992,7 @@ void InterCodeProcedure::Close(void)
 {
 	GrowingTypeArray	tstack(IT_NONE);
 
-	CheckFunc = !strcmp(mIdent->mString, "main");
+	CheckFunc = !strcmp(mIdent->mString, "f");
 	CheckCase = false;
 
 	mEntryBlock = mBlocks[0];