http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51341

--- Comment #3 from davidz <dx_zhou at hotmail dot com> 2011-11-29 14:56:41 UTC 
---
I am a little confused. -MT will create .d file. Then make command will include
.d and re-compile if dependency file changes. The issue is that g++ 4.6.1
doesn't re-compile if I touch .h. Does this mean my test.d format is wrong? If
I need another -MT, what syntax it should be? Thanks a lot!

(In reply to comment #2)
> This was an expected change, see
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12448 .  Which says you need
> another -MT option to include the .o target.

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