Re: [PATCH] ACPI: replace strlen("string") with sizeof("string") -1

From: Andreas Schwab
Date: Mon Aug 06 2012 - 06:27:05 EST


Len Brown <lenb@xxxxxxxxxx> writes:

> ...both give the number of chars in the string
> without the '\0', as strncmp() wants,
> but sizeof() is compile-time.

Does this actually change anything? The compiler is able to expand
strlen at compile time if the argument is a constant, provided that that
builtin strlen isn't disabled.

Andreas.

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