Re: Suggested method for returning a string from a C program?

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Sujet : Re: Suggested method for returning a string from a C program?
De : already5chosen (at) *nospam* yahoo.com (Michael S)
Groupes : comp.lang.c
Date : 22. Mar 2025, 18:17:31
Autres entêtes
Organisation : A noiseless patient Spider
Message-ID : <20250322191731.00003201@yahoo.com>
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On Sat, 22 Mar 2025 13:25:43 +0000
Richard Heathfield <rjh@cpax.org.uk> wrote:

 
Or you can save yourself a multiplication
 
n = (n << 2) - (n - 1);
 
potentially shaving entire picoseconds off the runtime.
 

Unlikely.
More likely, your transformation will confuse compiler into generation
of suboptmal code.


Date Sujet#  Auteur
19 Mar 25 * Suggested method for returning a string from a C program?391DFS
19 Mar 25 +* Re: Suggested method for returning a string from a C program?4Keith Thompson
19 Mar 25 i+- Re: Suggested method for returning a string from a C program?1Keith Thompson
19 Mar 25 i`* Re: Suggested method for returning a string from a C program?2DFS
19 Mar 25 i `- Re: Suggested method for returning a string from a C program?1Keith Thompson
19 Mar 25 +* Re: Suggested method for returning a string from a C program?323Tim Rentsch
19 Mar 25 i+* Re: Suggested method for returning a string from a C program?2DFS
19 Mar 25 ii`- Re: Suggested method for returning a string from a C program?1Richard Heathfield
19 Mar 25 i`* Re: Suggested method for returning a string from a C program?320DFS
19 Mar 25 i +* Re: Suggested method for returning a string from a C program?6Tim Rentsch
19 Mar 25 i i`* Re: Suggested method for returning a string from a C program?5DFS
19 Mar 25 i i +* Re: Suggested method for returning a string from a C program?3James Kuyper
19 Mar 25 i i i+- Re: Suggested method for returning a string from a C program?1Keith Thompson
19 Mar 25 i i i`- Re: Suggested method for returning a string from a C program?1DFS
19 Mar 25 i i `- Re: Suggested method for returning a string from a C program?1Tim Rentsch
19 Mar 25 i `* Re: Suggested method for returning a string from a C program?313Michael S
19 Mar 25 i  +* Re: Suggested method for returning a string from a C program?309DFS
19 Mar 25 i  i`* Re: Suggested method for returning a string from a C program?308Richard Heathfield
19 Mar 25 i  i `* Re: Suggested method for returning a string from a C program?307Michael S
19 Mar 25 i  i  +- Re: Suggested method for returning a string from a C program?1Richard Heathfield
20 Mar 25 i  i  `* Re: Suggested method for returning a string from a C program?305Tim Rentsch
20 Mar 25 i  i   `* Re: Suggested method for returning a string from a C program?304bart
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20 Mar 25 i  i    iii `* Re: Suggested method for returning a string from a C program?6Michael S
20 Mar 25 i  i    iii  +* Re: Suggested method for returning a string from a C program?3Muttley
23 Mar 25 i  i    iii  i`* Re: Suggested method for returning a string from a C program?2Michael S
23 Mar 25 i  i    iii  i `- Re: Suggested method for returning a string from a C program?1Tim Rentsch
20 Mar 25 i  i    iii  +- Re: Suggested method for returning a string from a C program?1Tim Rentsch
20 Mar 25 i  i    iii  `- Re: Suggested method for returning a string from a C program?1Keith Thompson
20 Mar 25 i  i    ii`* Re: Suggested method for returning a string from a C program?83bart
20 Mar 25 i  i    ii +- Re: Suggested method for returning a string from a C program?1Muttley
20 Mar 25 i  i    ii +* Re: Suggested method for returning a string from a C program?80Michael S
20 Mar 25 i  i    ii i`* Re: Suggested method for returning a string from a C program?79bart
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25 Mar 25 i  i    ii i    `* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)72David Brown
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25 Mar 25 i  i    ii i     i`* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)4David Brown
25 Mar 25 i  i    ii i     i `* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)3Keith Thompson
26 Mar 25 i  i    ii i     i  +- Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)1Chris M. Thomasson
26 Mar 25 i  i    ii i     i  `- Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)1David Brown
25 Mar 25 i  i    ii i     +* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)64Janis Papanagnou
25 Mar 25 i  i    ii i     i+* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)54bart
25 Mar 25 i  i    ii i     ii`* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)53Janis Papanagnou
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26 Mar 25 i  i    ii i     ii  `* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)49Janis Papanagnou
26 Mar 25 i  i    ii i     ii   `* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)48David Brown
26 Mar 25 i  i    ii i     ii    `* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)47Janis Papanagnou
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27 Mar 25 i  i    ii i     ii      `* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)39Janis Papanagnou
27 Mar 25 i  i    ii i     ii       +* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)13bart
28 Mar 25 i  i    ii i     ii       i`* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)12Janis Papanagnou
28 Mar 25 i  i    ii i     ii       i +* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)9David Brown
28 Mar 25 i  i    ii i     ii       i i+* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)7Janis Papanagnou
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28 Mar 25 i  i    ii i     ii       i iii`- Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)1Janis Papanagnou
28 Mar 25 i  i    ii i     ii       i ii+* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)2bart
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28 Mar 25 i  i    ii i     ii         i i `* Re: [OT] SPARC (was Re: The integral type 'byte')4Michael S
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28 Mar 25 i  i    ii i     ii         `* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)5David Brown
28 Mar 25 i  i    ii i     ii          +- Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)1Michael S
28 Mar 25 i  i    ii i     ii          +* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)2bart
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19 Mar 25 i  `* Re: Suggested method for returning a string from a C program?3Tim Rentsch
19 Mar 25 +* Re: Suggested method for returning a string from a C program?27Keith Thompson
19 Mar 25 +* Re: Suggested method for returning a string from a C program?9Ike Naar
19 Mar 25 +* Re: Suggested method for returning a string from a C program?19bart
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