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Re: [avr-gcc-list] Avr-gcc Removing Port Register Access
From: |
Joerg Wunsch |
Subject: |
Re: [avr-gcc-list] Avr-gcc Removing Port Register Access |
Date: |
Sun, 27 Aug 2006 21:50:02 +0200 (MET DST) |
"Nigel Winterbottom" <address@hidden> wrote:
> This is just another case of gcc code optimisation confusing those
> who are perhaps unfamiliar with the output of an optimising
> compiler.
Yep, that's a typical situation where the compiler is smarter than
an assembly programmer perhaps would be. Good analysis, Nigel!
Tomdean:
> #ifndef _SBI_TEST_H_
> #define _SBI_TEST_H_
Be careful with that. Macro names starting with an underscore,
followed by a capital letter are reserved for compiler and library
use.
--
cheers, J"org .-.-. --... ...-- -.. . DL8DTL
http://www.sax.de/~joerg/ NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)