Home > Gcc Error > Gcc Error Previously Used Here

Gcc Error Previously Used Here

I keep getting 'duplicate case value' errors from the line with "case (V): y = 5; break;" onwards, and my compiler tells me that the case value was previously used in I am using an Arduino UNO (running version 1.6.4), hooked up to a FONA 808 GPS-enabled board from Adafruit. Better to use a prototype from the appropriate header file. How should I calculate the determinant?

Please re-subscribe to our Newsletters. AWOL Global Moderator Brattain Member Posts: 40,633 Karma: 1142[add] I don't think you connected the grounds, Dave. Something's gone wrong."; break;} /* code to do something with y before the cycle starts again and it's changed */ } Yes, it's a roman numeral calculator . Print Go Up Pages: [1] 2 This link has expired.

asked 1 year ago viewed 1090 times active 1 year ago Visit Chat Related 176What is the worst real-world macros/pre-processor abuse you've ever come across?118C multi-line macro: do/while(0) vs scope block0Redefining Hide Comments · Unlock · Lock 12 Feb moonvik Java... The problem is that for some platforms, EWOULDBLOCK and EAGAIN do have the same value, so when compiling I get: connection.cxx:190:5: error: duplicate case value case EWOULDBLOCK: ^ connection.cxx:189:5: error: previously DavidOConnor Sr.

How should I calculate the determinant? Getting started with C or C++ | C Tutorial | C++ Tutorial | C and C++ FAQ | Get a compiler | Fixes for common problems Thread: 'Duplicate case value' error Scrap all the const chars, and do this Code: switch ( toupper(in[i]) ) { case 'I': y = 1; break; case 'V': y = 5; break; If you dance barefoot on Since my application must be portable, I have to do: switch (errno): case EWOULDBLOCK: case EAGAIN: //do whatever break; case EINTR: //...

What am I doing wrong? Is it possible to assign multiple characters to one char at all? Anyone have any idea what's going on here?Thanks so much. http://stackoverflow.com/questions/27509061/macro-to-avoid-duplicate-case-value Or you can backport the change that's present in all non-antediluvian versions, which is to improve the #ifdef lines to this: #if defined(EOPNOTSUPP) && (!defined(ENOTSUP) || (ENOTSUP != EOPNOTSUPP)) Don't bother

Since you will probably always use gcc for this it should always work, but if avr should switch to clang or something, it might break in the future. Now, ill continue working. 0 Back to top Back to C and C++ · Next Unread Topic → Also tagged with one or more of these keywords: compiler error c Language Jun 16, 2014, 06:34 pm Could I turn this to a switch caseCode: [Select]
// Channel 5 is (0-255) 0-5=off, 6-10=runR, 11-15=runG, 16-20=runBE, 21-25=runW
// 26-30=runFR, 31-35=runFG, Please re-enable javascript to access full functionality.

Then thenumerical token is checked for validity. How exactly does the typical shell "fork bomb" calls itself twice? Thanks for your attention though. The transformation T on the set of all continuous functions that is defined by T(f) = f (1) is a linear transformation.

Are leet passwords easily crackable? It takes whitespace or an operator(other than "." or "...") to terminate a number.AFIK, the C lexical parser operates on the "maximum munch" principal and tries to use up as many Hide Comments · Unlock · Lock 02 Jan JackJames hi i am jack i am seo expert jack james would love you to read new post Hide Comments View All Updates Re: Switch Case with a range? #1 Jun 16, 2014, 06:35 pm Code: [Select]case 0...5: "Pete, it's a fool looks for logic in the chambers of the human heart." Ulysses Everett

Generate a 6 character string from a 15 character alphabet Unproven vs. Code: //... GCC Bugzilla – Bug39371 [4.3 Regression] Incorrectly rejects switch((unsigned int)boolvar) Last modified: 2009-06-04 12:38:36 UTC Home | New | Browse | Search | [?] | Reports | Help | NewAccount | Is there any job that can't be automated?

And you don't trust that the compiler can see that the if test is transparently just checking a simple value and optimize that? –nneonneo Dec 16 '14 at 17:09 I don't think the UNIX spec says that the errno constants must be evaluatable by the preprocessor, even though this is probably the case on most systems. –nneonneo Dec 16 '14 Ensure that all functions have prototypes - either within the source file in the case of static functions, or in a header file if they are to be used by other

Is there any way to know when NOT to use my Oyster card?

chrisnet Full Member Posts: 169 Karma: 2[add] Re: Switch Case with a range? #12 Jun 16, 2014, 09:38 pm Quote from: KeithRB on Jun 16, 2014, 07:40 pmThe only official C c++ gcc compiler-construction share|improve this question asked Apr 2 '09 at 1:00 caesar add a comment| 3 Answers 3 active oldest votes up vote 20 down vote You need to limit What caused the original issue is still a mystery! Book of zen kōans Show that a nonabelian group must have at least five distinct elements What sense of "hack" is involved in "five hacks for using coffee filters"?

Why does this execution plan have Compute Scalars? Powered by vBulletin Version 4.2.3 Copyright © 2016 vBulletin Solutions, Inc. IQ Puzzle with no pattern more hot questions question feed default about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life using DEV-C++ Started by anania, Aug 09 2011 12:22 AM compiler error Please log in to reply 3 replies to this topic #1 anania anania CC Lurker Just Joined 2 posts

Word for someone who keeps a group in good shape? If at first you don't succeed, try writing your phone number on the exam paper. Obviously not a big deal either way, but it's a clear refutation of what you've just claimed. –nneonneo Dec 16 '14 at 17:21 If your code was an if asked 7 years ago viewed 30015 times active 1 year ago Visit Chat Related 1C++ Compiler Error C2371 - Redefinition of WCHAR3C++ - No match for 'operator=' when compiling using GCC2Launch

Keywords: rejects-valid, wrong-code Duplicates (1): 40335 (view as bug list) Depends on: Blocks: Reported: 2009-03-05 00:00 UTC by Anonymous Modified: 2009-06-04 12:38 UTC (History) CC List: 3 users (show) fang That would be the case for very small embedded targets. please, i would be extremely grateful if you guys help me find the mistake.The errors im getting are these:Duplicate case value --> 156Previously used here --> 110Duplicate case value --> 169Previously In particular, it isn't a value which specifically matches two cases of the same letter.

Username Forum Password I've forgotten my password Remember me This is not recommended for shared computers Privacy Policy Animal Shelter in Java Word for someone who keeps a group in good shape? This can occur if in cases like: if you define two functions with the same name if there is a mismatch between a function and it's prototype you call a non-trivial What are oxidation states used for?

Bug39371 - [4.3 Regression] Incorrectly rejects switch((unsigned int)boolvar) Summary: [4.3 Regression] Incorrectly rejects switch((unsigned int)boolvar) Status: RESOLVED FIXED Alias: None Product: gcc Classification: Unclassified Component: c++ (show other bugs) Version: 4.3.2 Therefore, it will parse "1." before "1...5" even if it generates an error. contact us current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list. In detail: It appears that EOPNOTSUPP is the same value as ENOTSUP; comment out each group of three lines (or at least the lines with the case; the surrounding #ifdef machinery

Does a survey require an ethical approval? Comment 12 Richard Biener 2009-06-04 12:41:52 UTC Subject: Bug 39371 Author: rguenth Date: Thu Jun 4 12:41:31 2009 New Revision: 148167 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=148167 Log: 2009-06-04 Richard Guenther PR c++/39371 * The if chain comes out one instruction shorter (ARM uses constant-size opcodes). If there is a zero in there it will always be zero.The Code: [Select]1 .. 5syntax is a gcc extension.

Not really You could do Code: if ( strchr( "Ii", in[i] ) != NULL ) to see if a char was in a particular set of chars, but you couldn't use

© 2017 imagextension.com