Turn implicit function declarations into errors

This commit is contained in:
derselbst 2019-10-21 13:01:50 +02:00
parent 34a18d2480
commit 606c4d47b6

View file

@ -185,7 +185,7 @@ if ( CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID STREQUAL "Clang" OR CMAKE_C_
endif ( NOT APPLE AND NOT OS2 ) endif ( NOT APPLE AND NOT OS2 )
# define some warning flags # define some warning flags
set ( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -W -Wpointer-arith -Wcast-qual -Wstrict-prototypes -Wno-unused-parameter -Wdeclaration-after-statement" ) set ( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -W -Wpointer-arith -Wcast-qual -Wstrict-prototypes -Wno-unused-parameter -Wdeclaration-after-statement -Werror=implicit-function-declaration" )
# prepend to build type specific flags, to allow users to override # prepend to build type specific flags, to allow users to override
set ( CMAKE_C_FLAGS_DEBUG "-g ${CMAKE_C_FLAGS_DEBUG}" ) set ( CMAKE_C_FLAGS_DEBUG "-g ${CMAKE_C_FLAGS_DEBUG}" )