[Qt-creator] Use #pragma once as default instead of header guards

Joerg Bornemann joerg.bornemann at theqtcompany.com
Wed Jan 13 16:52:47 CET 2016

On 13-Jan-16 16:43, Coda Highland wrote:

> #pragma once isn't non-standard. It's defined by the C++11
> specification and a compliant compiler MUST support it.

Can you show me where this is defined?
AFAICT it is widely supported, but not part of the standard.



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