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Makefile: enable -Werror=implicit-int and -Werror=strict-prototypes b…
…y default The common error found in forward-ported/backported patches is missing headers. One recent example (files and function names are mangled): void foo(){} EXPORT_SYMBOL(foo); gave only warning foo.c:12345678:5: warning: function declaration isn't a prototype [-Wstrict-prototypes] void foo(){} ^ foo.c:12345679:5: warning: data definition has no type or storage class [enabled by default] EXPORT_SYMBOL(foo); foo.c:12345679:5: warning: type defaults to 'int' in declaration of 'EXORT_SYMBOL' [-Werror=implicit-int] Now it's a fatal error. Tested on x86_64 allyesconfig. [[email protected]: fix typos in comments] Signed-off-by: Sergei Trofimovich <[email protected]> Cc: Geert Uytterhoeven <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Michal Marek <[email protected]>
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