There are three levels of warning supported by GCC. The default is -Wbidi-chars=unpaired , which warns about improperly terminated bidi contexts. -Wbidi-chars= ...

You can request many specific warnings with options beginning ` -W ', for example -Wimplicit to request warnings on implicit declarations.

If you need a full list of GCC warning options, for a specific version of GCC that you have, you can run GCC with gcc --help=warnings to get that list.

23 авг. 2020 г. · -Wconversion isn't enabled by -Wextra. Probably a good thing since that flags up insane amount of warnings in any project that isn't following ...

30 июл. 2012 г. · gcc -Q --help=warning. provides a list of all supported warning options with information on whether they are active. This can by the way be ...

12 мар. 2021 г. · Aside from the well-known options like -Wall, -Wextra and -Wpedantic, there are many additional warning options that are supported by GCC.

Warn when an attribute is ignored. This is different from the -Wattributes option in that it warns whenever the compiler decides to drop an attribute, not that ...

13 мая 2021 г. · This table collects all gcc warnings used with C++ not enabled by some other option (eg -Wall ) and indicates the first gcc version the warning appeared in.

30 сент. 2008 г. · I routinely use: gcc -m64 -std=c99 -pedantic -Wall -Wshadow -Wpointer-arith -Wcast-qual \ -Wstrict-prototypes -Wmissing-prototypes

A.4 GCC warning options for numerical programs · -ansi -pedantic: Use ANSI C, and reject any non-ANSI extensions. · -Werror: Consider warnings to be errors, so ...