From be68833765d68ac3c847d055e5d0a8e1aee8ee5b Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Wed, 5 Dec 2001 19:38:29 +0000
Subject: [PATCH] "fix" problems processing floating point expressions

llvm-svn: 1421
---
 llvm/lib/Analysis/Expressions.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/llvm/lib/Analysis/Expressions.cpp b/llvm/lib/Analysis/Expressions.cpp
index d0ab480772e8..b44b8ff162e0 100644
--- a/llvm/lib/Analysis/Expressions.cpp
+++ b/llvm/lib/Analysis/Expressions.cpp
@@ -221,6 +221,9 @@ static inline ExprType negate(const ExprType &E, Value *V) {
 //
 ExprType analysis::ClassifyExpression(Value *Expr) {
   assert(Expr != 0 && "Can't classify a null expression!");
+  if (Expr->getType() == Type::FloatTy || Expr->getType() == Type::DoubleTy)
+    return Expr;   // FIXME: Can't handle FP expressions
+
   switch (Expr->getValueType()) {
   case Value::InstructionVal: break;    // Instruction... hmmm... investigate.
   case Value::TypeVal:   case Value::BasicBlockVal: