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cmake: Add compiler warnings for Modern C (C99)

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See https://fedoraproject.org/wiki/Changes/PortingToModernC

related: #179

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
Reviewed-by: Jakub Jelen <jjelen@redhat.com>
This commit is contained in:
Andreas Schneider
2023-02-05 09:43:01 +01:00
committed by Jakub Jelen
parent 96aee531ff
commit 7291f2173c
1 changed files with 6 additions and 0 deletions
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6
CompilerChecks.cmake
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@ -43,6 +43,12 @@ if (UNIX)
add_c_compiler_flag("-Wno-format-zero-length" SUPPORTED_COMPILER_FLAGS)
add_c_compiler_flag("-Wmissing-field-initializers" SUPPORTED_COMPILER_FLAGS)
add_c_compiler_flag("-Wsign-compare" SUPPORTED_COMPILER_FLAGS)
add_c_compiler_flag("-Wold-style-definition" SUPPORTED_COMPILER_FLAGS)
add_c_compiler_flag("-Werror=old-style-definition" SUPPORTED_COMPILER_FLAGS)
add_c_compiler_flag("-Wimplicit-int" SUPPORTED_COMPILER_FLAGS)
add_c_compiler_flag("-Werror=implicit-int" SUPPORTED_COMPILER_FLAGS)
add_c_compiler_flag("-Wint-conversion" SUPPORTED_COMPILER_FLAGS)
add_c_compiler_flag("-Werror=int-conversion" SUPPORTED_COMPILER_FLAGS)
check_c_compiler_flag("-Wformat" REQUIRED_FLAGS_WFORMAT)
if (REQUIRED_FLAGS_WFORMAT)