================
@@ -1261,6 +1261,28 @@ class CFGBuilder {
L2Result.Val.getKind() == APValue::Float) {
llvm::APFloat L1 = L1Result.Val.getFloat();
llvm::APFloat L2 = L2Result.Val.getFloat();
+ // Note that L1 and L2 do not necessarily have the same type. For
example
+ // `x != 0 || x != 1.0`, if `x` is a float16, the two literals `0` and
+ // `1.0` are float16 and double respectively. In this case, we should do
+ // a conversion before comparing L1 and L2. Their types must be
+ // compatible since they are comparing with the same DRE.
+ int8_t Order = Context->getFloatingTypeOrder(NumExpr1->getType(),
----------------
yronglin wrote:
```suggestion
int Order = Context->getFloatingTypeSemanticOrder(NumExpr1->getType(),
```
Why we use int8_t here? the return type of `getFloatingTypeOrder` is int.
https://github.com/llvm/llvm-project/pull/142897
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