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cmake: disable some other warnings seen with edison gcc 4.9.1

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Also, fix possible uninitialized access in ds1808lc C++ example.

Signed-off-by: Jon Trulson <jtrulson@ics.com>
This commit is contained in:
Jon Trulson 2016-11-11 10:43:00 -07:00
parent 72e8629d72
commit 7bc9ef0150
3 changed files with 11 additions and 9 deletions
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2
CMakeLists.txt
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@ -92,7 +92,7 @@ endfunction ()
# Compiler flags common to both C and CXX # Compiler flags common to both C and CXX
# Enable -Wall # Enable -Wall
# GCC-6 added -Wmisleading-indentation to -Wall, skip these for now # GCC-6 added -Wmisleading-indentation to -Wall, skip these for now
set (C_CXX_WARNING_FLAGS -Wall -Wno-misleading-indentation) set (C_CXX_WARNING_FLAGS -Wall -Wno-misleading-indentation -Wno-strict-aliasing)
# Warnings as errors? # Warnings as errors?
if (WERROR) if (WERROR)

14
examples/c++/ds1808lc.cxx
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@ -20,13 +20,13 @@ void printState(upm::ILightController *lightController)
} }
} }
int main( int argc, char **argv ) int main( int argc, char **argv )
{ {
int status = 0; int status = 0;
upm::ILightController* lightController; upm::ILightController* lightController = nullptr;
try { try {
lightController = new upm::DS1808LC(DS1808_GPIO_PWR, EDISON_I2C_BUS); lightController = new upm::DS1808LC(DS1808_GPIO_PWR, EDISON_I2C_BUS);
std::cout << "Existing state: "; printState(lightController); std::cout << "Existing state: "; printState(lightController);
if (argc == 2) if (argc == 2)
{ {

4
src/CMakeLists.txt
View File

@ -1,7 +1,9 @@
# Selectively disable certain CXX warnings for SWIG wrappers # Selectively disable certain CXX warnings for SWIG wrappers
# SWIG wrappers emit -Wdelete-non-virtual-dtor and -Wunused-function warnings # SWIG wrappers emit -Wdelete-non-virtual-dtor and -Wunused-function warnings
set (SWIG_CXX_DISABLE_WARNINGS -Wno-delete-non-virtual-dtor set (SWIG_CXX_DISABLE_WARNINGS -Wno-delete-non-virtual-dtor
-Wno-unused-function) -Wno-unused-function
-Wno-maybe-uninitialized
-Wno-strict-aliasing)
macro (file_to_list readfile outlist) macro (file_to_list readfile outlist)
FILE(READ "${readfile}" contents) FILE(READ "${readfile}" contents)