Fix Issue 24215 - isBasicType!Enum should be false

dlang · Nov 2, 2023 · 98326c4 · 98326c4
1 parent 1c98326
commit 98326c4
Showing 1 changed file with 9 additions and 1 deletion.
diff --git a/std/traits.d b/std/traits.d
@@ -6480,7 +6480,8 @@ enum bool isScalarType(T) = __traits(isScalar, T) && is(T : real);
 /**
  * Detect whether `T` is a basic type (scalar type or void).
  */
-enum bool isBasicType(T) = isScalarType!T || is(immutable T == immutable void);
+enum bool isBasicType(T) =
+ !is(T == enum) && (isScalarType!T || is(immutable T == immutable void));
 
 ///
 @safe unittest
@@ -6500,6 +6501,13 @@ enum bool isBasicType(T) = isScalarType!T || is(immutable T == immutable void);
  static assert(isBasicType!(const(dchar)));
 }
 
+// https://issues.dlang.org/show_bug.cgi?id=24215
+@safe unittest
+{
+ enum E : int { a }
+ static assert(!isBasicType!E);
+}
+
 /**
  * Detect whether `T` is a built-in unsigned numeric type.
  */