For gcc try -Wextra and -Wconversion. You'll get tons of warnings. -Wall just does the ones most people are concerned with.
Michael D. Black Senior Scientist Advanced Analytics Directorate Advanced GEOINT Solutions Operating Unit Northrop Grumman Information Systems ________________________________________ From: sqlite-users-boun...@sqlite.org [sqlite-users-boun...@sqlite.org] on behalf of Igor Korot [ikoro...@gmail.com] Sent: Sunday, November 04, 2012 2:12 PM To: General Discussion of SQLite Database Subject: Re: [sqlite] EXT :Re: Compiling SQLite3 with MSVC 2010 Michael, On Sun, Nov 4, 2012 at 5:59 AM, Black, Michael (IS) <michael.bla...@ngc.com> wrote: > Hmmm...interesting...I'm using VS 2010 Express 32-bit and I would've assumed > the warnings would match. I also enabled SQLITE_64BIT_STATS to try and force > the first warning but that didn't cause it. > Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 16.00.40219.01 for > 80x86 Well, I'm getting it with Professional build of 32-bits. > > That's a bit disconcerting actually but I guess Express is less pedantic than > Studio. > > You can always stick this in to shut it up. There's a yin yang to fixing > these....simple enough to throw a cast in there...but down the road if you > make other changes on the right-hand-side datatype that could be of use so > you would be suppressing a valid warning. It's a mixed bag. So suppressing > warnings from picky compilers is the best way to go. > > Do you still see then on lower levels? Not with /W3. But it's interesting that -Wall does not produce them with gcc... Thank you. > > #pragma warning(disable: 4244) // possible loss of data > > > > Michael D. Black > Senior Scientist > Advanced Analytics Directorate > Advanced GEOINT Solutions Operating Unit > Northrop Grumman Information Systems > > ________________________________________ > From: sqlite-users-boun...@sqlite.org [sqlite-users-boun...@sqlite.org] on > behalf of Jonas Malaco Filho [jonasmalacofi...@gmail.com] > Sent: Saturday, November 03, 2012 3:48 PM > To: General Discussion of SQLite Database > Subject: EXT :Re: [sqlite] Compiling SQLite3 with MSVC 2010 > > Actually, on MSVC 2010 I just got the following errors with /W3: > > ------ Rebuild All started: Project: Shell, Configuration: Release x64 > ------ > shell.c > sqlite3.c > ..\src\sqlite3.c(78502): warning C4244: 'initializing' : conversion from > 'sqlite_int64' to 'tRowcnt', possible loss of data > ..\src\sqlite3.c(78503): warning C4244: 'initializing' : conversion from > 'sqlite_int64' to 'tRowcnt', possible loss of data > ..\src\sqlite3.c(78504): warning C4244: 'initializing' : conversion from > 'sqlite_int64' to 'tRowcnt', possible loss of data > ..\src\sqlite3.c(104145): warning C4244: '=' : conversion from 'i64' to > 'double', possible loss of data > ..\src\sqlite3.c(104170): warning C4244: '=' : conversion from 'i64' to > 'double', possible loss of data > Generating code > Finished generating code > Shell.vcxproj -> > X:\jonas-malaco-filho\lib\SQLite\Shell\..\bin\x86-64\sqlite3.exe > ------ Rebuild All started: Project: Shell, Configuration: Release Win32 > ------ > shell.c > sqlite3.c > ..\src\sqlite3.c(78502): warning C4244: 'initializing' : conversion from > 'sqlite_int64' to 'tRowcnt', possible loss of data > ..\src\sqlite3.c(78503): warning C4244: 'initializing' : conversion from > 'sqlite_int64' to 'tRowcnt', possible loss of data > ..\src\sqlite3.c(78504): warning C4244: 'initializing' : conversion from > 'sqlite_int64' to 'tRowcnt', possible loss of data > ..\src\sqlite3.c(104145): warning C4244: '=' : conversion from 'i64' to > 'double', possible loss of data > ..\src\sqlite3.c(104170): warning C4244: '=' : conversion from 'i64' to > 'double', possible loss of data > Generating code > Finished generating code > Shell.vcxproj -> > X:\jonas-malaco-filho\lib\SQLite\Shell\..\bin\x86\sqlite3.exe > ========== Rebuild All: 2 succeeded, 0 failed, 0 skipped ========== > > > *Jonas Malaco Filho* > > > > 2012/11/3 Black, Michael (IS) <michael.bla...@ngc.com> > >> You probably have the warning level turned up high. >> >> Up to level 3 it compiles without warnings. Level 4 starts complaining >> loudly. >> >> >> Michael D. Black >> Senior Scientist >> Advanced Analytics Directorate >> Advanced GEOINT Solutions Operating Unit >> Northrop Grumman Information Systems >> >> ________________________________________ >> From: sqlite-users-boun...@sqlite.org [sqlite-users-boun...@sqlite.org] >> on behalf of Igor Korot [ikoro...@gmail.com] >> Sent: Friday, November 02, 2012 6:25 PM >> To: General Discussion of SQLite Database >> Subject: EXT :Re: [sqlite] Compiling SQLite3 with MSVC 2010 >> >> Richard, >> >> On Fri, Nov 2, 2012 at 4:14 PM, Richard Hipp <d...@sqlite.org> wrote: >> > On Fri, Nov 2, 2012 at 7:05 PM, Igor Korot <ikoro...@gmail.com> wrote: >> > >> >> Hi, ALL, >> >> Is anybody trying to compile SQLite with MSVC 2010? >> >> >> > >> > Tests 9e and 9f at http://www.sqlite.org/checklists/3071400#c9 were >> > performed using MSVC 2010. >> > >> > >> >> >> >> I am getting a lot of warnings. >> >> Is there any interest in fixing those? >> >> >> > >> > No. See http://www.sqlite.org/testing.html#staticanalysis for an >> > explanation. >> >> I just read this link. Interesting information. >> IIUC, all those warnings are harmless and they do not appear on other >> platforms. >> Which means that either gcc is more forgiving or that I am trying to >> compile my >> application with some very strange configuration. >> Or maybe it's C++11 that throws the compilation off of track? >> >> I'm just trying to understand why those warnings appear and why nobody else >> see them on other platforms. >> >> Thank you. >> >> > >> > >> >> >> >> If not what is the policy of using SQLite3 code? I'm using 3.7.14 >> release. >> >> >> >> Thank you. >> >> _______________________________________________ >> >> sqlite-users mailing list >> >> sqlite-users@sqlite.org >> >> http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users >> >> >> > >> > >> > >> > -- >> > D. Richard Hipp >> > d...@sqlite.org >> > _______________________________________________ >> > sqlite-users mailing list >> > sqlite-users@sqlite.org >> > http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users >> _______________________________________________ >> sqlite-users mailing list >> sqlite-users@sqlite.org >> http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users >> _______________________________________________ >> sqlite-users mailing list >> sqlite-users@sqlite.org >> http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users >> > _______________________________________________ > sqlite-users mailing list > sqlite-users@sqlite.org > http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users > _______________________________________________ > sqlite-users mailing list > sqlite-users@sqlite.org > http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users _______________________________________________ sqlite-users mailing list sqlite-users@sqlite.org http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users _______________________________________________ sqlite-users mailing list sqlite-users@sqlite.org http://sqlite.org:8080/cgi-bin/mailman/listinfo/sqlite-users
