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gcc

• warning: extra tokens at end of #include directive

  Computer/linux 2009. 7. 12. 00:57

  That usually happens when I add something after #include. for example #include "TychoEvent.hh". #include "TychoEvent.hh" ; Simply remove . or ;!

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• warning: incompatible implicit declaration of built-in function ‘strstr’

  Computer/linux 2008. 8. 15. 06:31

  Problem : When I try to compile c program, I met the following error message: warning: incompatible implicit declaration of built-in function ‘strstr’ Analysis : This means that no header file contains the strstr function that I use in the program. Solution : Add the header file according to my function (strstr) #include

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• warning: deprecated conversion from string constant to 'char*'

  Computer/linux 2007. 11. 16. 23:02

  After upgrading gcc version 4.2.3 20071014 (prerelease) (Debian 4.2.2-3), there are a lot of warning message as warning: deprecated conversion from string constant to 'char*' To add const before char*, the warning message was gone. void nrerror(const char *error_text); void nrerror(const char *error_text) /* Numerical Recipes standard error handler */ { fprintf(stderr,"Numerical Recipes run-time..

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• warning: comparison between signed and unsigned integer expressions

  Computer/linux 2007. 6. 24. 08:20

  warning: comparison between signed and unsigned integer expressions [en] This warning is due to "size_t n". I use n in the code as following: for(i=0;i

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