bug#37087: indent-for-tab-command not ready for GNUmakefile mode

[積丹尼 Dan Jacobson]

>>>>> "LI" == Lars Ingebrigtsen <larsi@gnus.org> writes:
LI> 積丹尼 Dan Jacobson <jidanni@jidanni.org> writes:

>> TAB (translated from <tab>) runs the command indent-for-tab-command
>> 
>> However it ruins Makefiles.
>> 
>> C-x h TAB wipes out all indentation.
>> 
>> I don't know what it should do. All I know is it shouldn't wipe out all
>> indentation.

LI> If I try `C-x h TAB' in Emacs 27, it just inserts a TAB character.  Is
LI> there something else needed to reproduce the bug?

Yes.
Somebody else's makefile. The bigger the better.
Not an empty makefile.
You are testing on an empty makefile. Don't.