3354 – invalid number of args accepted for 1/2 arg floating point instructions

This garbage compiles, but shouldn't.
----
void main() {
 double x;
 asm {
 fld x, ST(6);
 }
}

https://github.com/D-Programming-Language/dmd/pull/743 

Commit pushed to master at https://github.com/D-Programming-Language/phobos
https://github.com/D-Programming-Language/phobos/commit/a6d8be2ab3092d7d7e0d159a8cd0bdac7c234176
Merge pull request #443 from yebblies/issue3354
There is no two argument version of fstp
(That form is in some of the old Intel manuals, but it's redundant).

Commit pushed to master at https://github.com/D-Programming-Language/phobos
https://github.com/D-Programming-Language/phobos/commit/37631fc1eae9884d05f6e8d3c6f381dfb69bfdc9
Merge pull request #444 from yebblies/issue3354
Missed one.

Commit pushed to master at https://github.com/D-Programming-Language/dmd
https://github.com/D-Programming-Language/dmd/commit/15303d5c0a5220aad498924f722299885fe01b66
Merge pull request #743 from yebblies/issue3354
Issue 3354 - asm fld x, ST(6); accepted

Commit pushed to dmd-1.x at https://github.com/D-Programming-Language/dmd
https://github.com/D-Programming-Language/dmd/commit/47487e17d1c0a386f056081ceb26e69033e7906f
fix Issue 3354 - invalid number of args accepted for 1/2 arg floating point instructions