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Fix #20603.

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hasIndirections does not take enums into account, whereas if an enum's
base type has indirections, then clearly, the enum type does as well.
This commit is contained in:
Jonathan M Davis 2024-12-24 17:40:34 -07:00 • committed by The Dlang Bot
parent c55343c71d
commit b2c83e9921
1 changed files with 55 additions and 1 deletions
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56
druntime/src/core/internal/traits.d
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@ -538,7 +538,9 @@ unittest
template hasIndirections(T)
{
static if (is(T == struct) || is(T == union))
static if (is(T == enum))
enum hasIndirections = hasIndirections!(OriginalType!T);
else static if (is(T == struct) || is(T == union))
enum hasIndirections = anySatisfy!(.hasIndirections, typeof(T.tupleof));
else static if (__traits(isAssociativeArray, T) || is(T == class) || is(T == interface))
enum hasIndirections = true;
@ -595,26 +597,78 @@ template hasIndirections(T)
static interface I {}
static assert( hasIndirections!I);
{
enum E : int { a }
static assert(!hasIndirections!E);
}
{
enum E : int* { a }
static assert( hasIndirections!E);
}
{
enum E : string { a = "" }
static assert( hasIndirections!E);
}
{
enum E : int[] { a = null }
static assert( hasIndirections!E);
}
{
enum E : int[3] { a = [1, 2, 3] }
static assert(!hasIndirections!E);
}
{
enum E : int*[3] { a = [null, null, null] }
static assert( hasIndirections!E);
}
{
enum E : int*[0] { a = int*[0].init }
static assert(!hasIndirections!E);
}
{
enum E : C { a = null }
static assert( hasIndirections!E);
}
{
enum E : I { a = null }
static assert( hasIndirections!E);
}
{
static struct S {}
static assert(!hasIndirections!S);
enum E : S { a = S.init }
static assert(!hasIndirections!S);
}
{
static struct S { int i; }
static assert(!hasIndirections!S);
enum E : S { a = S.init }
static assert(!hasIndirections!S);
}
{
static struct S { C c; }
static assert( hasIndirections!S);
enum E : S { a = S.init }
static assert( hasIndirections!S);
}
{
static struct S { int[] arr; }
static assert( hasIndirections!S);
enum E : S { a = S.init }
static assert( hasIndirections!S);
}
{
int local;
struct S { void foo() { ++local; } }
static assert( hasIndirections!S);
enum E : S { a = S.init }
static assert( hasIndirections!S);
}
{