[Issue 13474] 32 bit DMD optimizer FP arithmetic bug

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=13474

--- Comment #8 from yebblies <yebblies at gmail.com> ---
(In reply to Илья Ярошенко from comment #6)
> F foo(F)(F c, F d) {
>     c += d;
>     c += d;
>     return c;
> }
> 
> void test1() {
>     alias F = double;
>     enum F d = (cast(F)(2)) ^^ (F.max_exp - 1);
>     assert(foo(-d, d) == d);
> }

That doesn't fail for me on win32 with -O.

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