Re: [arm-gnu] Huge Code Size CodeSourcery G++ Lite

[42Bastian <list-bastian.schick@xxxxxxxxxxx>]

Hi

> Recently, I tried building a project on Cortex-M3 using the CodeSourcery G++ Lite. However, the size of the binary becomes huge.
> 
> As a comparison to a commercial toolchain, here is the difference of the .bin for a simple "blink" application:
> 
> Commercial IDE: 4.6KB
> Eclipse IDE with CodeSourcery G++ Lite: 14.3KB
> 
> Any ideas? Is this normal, or are we making some stupid mistakes?

Commercial tool chains often do automatically what LD needs to be told:
Remove unused sections.

Try linking with --gc-sections


Also: Do not compare simple applications, it makes not much sense.

-- 
42Bastian
+
| http://www.sciopta.com
| Fastest direct message passing kernel.
| IEC61508 certified.
+