Re: Issue 1471: Invalidate alterations upon key change rather than forgetting them. (issue4384050)

[k-ohara5a5a]

On 2011/04/12 12:55:01, dak wrote:
> On 2011/04/12 03:39:17, Keith wrote:
> >     \key g\major
> >     cis dis f!
> is there a particular
> reason you write f! above?  f would get a natural anyway.

Only to assure us humans that F-natural was not a mistake.
The '!' was not testing for anything, because

> \version "2.12.0"
\version "2.13.60" % because 2.12.0 gets the fis wrong

> \new Staff \relative c' {
>    \key e\major
>      \clef treble
>      cis dis! f
>      \clef bass
>      <c dis fis>
> }

The e\major version tests less.  The c gets a natural either with or
without your patch, because it differs from both the key signature and
from recent history.  The dis needs no reminder accidental because it is
in the key of e\major.


http://codereview.appspot.com/4384050/