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Fix Issue 12461 - Typedef and opOpAssign

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This commit is contained in:
Bernhard Seckinger 2019-12-30 13:25:00 +01:00
parent e8a4e9cb74
commit 998ac2bc36
1 changed files with 11 additions and 1 deletions
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12
std/typecons.d
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@ -6771,7 +6771,7 @@ mixin template Proxy(alias a)
auto ref opOpAssign (string op, this X, V )(auto ref V v) auto ref opOpAssign (string op, this X, V )(auto ref V v)
{ {
return mixin("a " ~op~"= v"); return mixin("a = a "~op~" v");
} }
auto ref opIndexOpAssign(string op, this X, V, D...)(auto ref V v, auto ref D i) auto ref opIndexOpAssign(string op, this X, V, D...)(auto ref V v, auto ref D i)
{ {
@ -7480,6 +7480,16 @@ struct Typedef(T, T init = T.init, string cookie=null)
static assert(!is(MoneyEuros == MoneyDollars)); static assert(!is(MoneyEuros == MoneyDollars));
} }
// issue 12461
@safe unittest
{
alias Int = Typedef!int;
Int a, b;
a += b;
assert(a == 0);
}
/** /**
Get the underlying type which a `Typedef` wraps. Get the underlying type which a `Typedef` wraps.
If `T` is not a `Typedef` it will alias itself to `T`. If `T` is not a `Typedef` it will alias itself to `T`.