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 : rjh (at) *nospam* cpax.org.uk (Richard Heathfield)
Groupes : comp.lang.c
Date : 22. Mar 2025, 18:22:53
Autres entêtes
Organisation : Fix this later
Message-ID : <vrmrld$dgu6$1@dont-email.me>
References : 1 2 3 4 5 6
User-Agent : Mozilla Thunderbird
On 22/03/2025 17:17, Michael S wrote:
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.
Quite possibly. But does this face look bothered?
--
Richard Heathfield
Email: rjh at cpax dot org dot uk
"Usenet is a strange place" - dmr 29 July 1999
Sig line 4 vacant - apply within

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
20 Mar 25 i  i    +* Re: Suggested method for returning a string from a C program?298bart
20 Mar 25 i  i    i+* Re: Suggested method for returning a string from a C program?92Muttley
20 Mar 25 i  i    ii+* Re: Suggested method for returning a string from a C program?8Michael S
20 Mar 25 i  i    iii`* Re: Suggested method for returning a string from a C program?7Muttley
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
20 Mar 25 i  i    ii i +* Re: Suggested method for returning a string from a C program?3Kaz Kylheku
20 Mar 25 i  i    ii i i`* Re: Suggested method for returning a string from a C program?2Michael S
20 Mar 25 i  i    ii i i `- Re: Suggested method for returning a string from a C program?1Kaz Kylheku
21 Mar 25 i  i    ii i `* Re: Suggested method for returning a string from a C program?75Keith Thompson
24 Mar 25 i  i    ii i  `* The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)74Janis Papanagnou
24 Mar 25 i  i    ii i   `* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)73Keith Thompson
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
25 Mar 25 i  i    ii i     +* Re: The integral type 'byte' (was Re: Suggested method for returning a string from a C program?)5Kaz Kylheku
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
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?)2bart
26 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?)1Janis 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?)50David 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?)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
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?)1David Brown
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?)45bart
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?)1bart
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?)4Waldek Hebisch
27 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?)3bart
27 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?)1David Brown
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?)1Waldek Hebisch
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
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?)2Michael S
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
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?)2David Brown
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?)1Janis Papanagnou
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?)1Chris M. Thomasson
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?)1bart
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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?)24Janis Papanagnou
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?)18Chris M. Thomasson
28 Mar 25 i  i    ii i     ii         i`* [OT] SPARC (was Re: The integral type 'byte')17Janis Papanagnou
28 Mar 25 i  i    ii i     ii         i +- Re: [OT] SPARC (was Re: The integral type 'byte')1Keith Thompson
28 Mar 25 i  i    ii i     ii         i +* Re: [OT] SPARC (was Re: The integral type 'byte')14Michael S
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28 Mar 25 i  i    ii i     ii         i iii +* Re: [OT] SPARC (was Re: The integral type 'byte')3Chris M. Thomasson
28 Mar 25 i  i    ii i     ii         i iii i+- Re: [OT] SPARC (was Re: The integral type 'byte')1Chris M. Thomasson
28 Mar 25 i  i    ii i     ii         i iii i`- Re: [OT] SPARC (was Re: The integral type 'byte')1Kaz Kylheku
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28 Mar 25 i  i    ii i     ii         i ii`- Re: [OT] SPARC (was Re: The integral type 'byte')1Kaz Kylheku
28 Mar 25 i  i    ii i     ii         i i`* Re: [OT] SPARC (was Re: The integral type 'byte')5Janis Papanagnou
28 Mar 25 i  i    ii i     ii         i i `* Re: [OT] SPARC (was Re: The integral type 'byte')4Michael S
28 Mar 25 i  i    ii i     ii         i i  +* Re: [OT] SPARC (was Re: The integral type 'byte')2Janis Papanagnou
28 Mar 25 i  i    ii i     ii         i i  i`- Re: [OT] SPARC (was Re: The integral type 'byte')1David Brown
28 Mar 25 i  i    ii i     ii         i i  `- Re: [OT] SPARC (was Re: The integral type 'byte')1Kaz Kylheku
28 Mar 25 i  i    ii i     ii         i `- Re: [OT] SPARC (was Re: The integral type 'byte')1Chris M. Thomasson
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
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?)1Janis Papanagnou
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?)9David 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?)2Keith Thompson
20 Mar 25 i  i    ii `- Re: Suggested method for returning a string from a C program?1Keith Thompson
20 Mar 25 i  i    i+* Re: Suggested method for returning a string from a C program?93bart
20 Mar 25 i  i    i+* Re: Suggested method for returning a string from a C program?90Keith Thompson
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20 Mar 25 i  i    +- Re: Suggested method for returning a string from a C program?1Muttley
20 Mar 25 i  i    +- Re: Suggested method for returning a string from a C program?1Kaz Kylheku
20 Mar 25 i  i    +- Re: Suggested method for returning a string from a C program?1Tim Rentsch
20 Mar 25 i  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?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
19 Mar 25 +* Re: Suggested method for returning a string from a C program?6Michael S
22 Mar 25 `* Re: Suggested method for returning a string from a C program?2Lynn McGuire

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