nested function call faster or not ?

Posted by KaluSingh Gabbar on Stack Overflow See other posts from Stack Overflow or by KaluSingh Gabbar
Published on 2010-04-25T01:18:22Z Indexed on 2010/04/25 1:23 UTC
Read the original article Hit count: 390

Filed under:

compiler

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c++

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preprocessor

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cpu

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c

I have this silly argument with a friend and need a authoritative word on it.

I have these two snippet and want to know which one is faster ? [A or B]

(assuming that compiler does not optimize anything)

[A]

if ( foo () );

[B]

int t = foo ();
if ( t )

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