Verifier: Don't rely on bitmask enum when checking nofpclass value

llvm · Feb 24, 2023 · c6f64c5 · c6f64c5
1 parent f138840
commit c6f64c5
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/llvm/lib/IR/Verifier.cpp b/llvm/lib/IR/Verifier.cpp
@@ -1969,8 +1969,8 @@ void Verifier::verifyParameterAttrs(AttributeSet Attrs, Type *Ty,
     uint64_t Val = Attrs.getAttribute(Attribute::NoFPClass).getValueAsInt();
     Check(Val != 0, "Attribute 'nofpclass' must have at least one test bit set",
           V);
-    Check((Val & ~fcAllFlags) == 0, "Invalid value for 'nofpclass' test mask",
-          V);
+    Check((Val & ~static_cast<unsigned>(fcAllFlags)) == 0,
+          "Invalid value for 'nofpclass' test mask", V);
   }
 }