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cmake: filter not supported C++ compilation flags

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Compilation warnings appears for C++ files, that following
options are not valid:
-ffrestanding,
-Wno-format-zero-length
-Wno-main
-fgnu89-inline
-std-gnu99
Added checks to filter out unsupported flags.

Signed-off-by: Jaroslaw Stelter <Jaroslaw.Stelter@intel.com>
This commit is contained in:
Jaroslaw Stelter 2022-07-04 17:22:18 +02:00 • committed by Fabio Baltieri
commit 69913adc80
4 changed files with 13 additions and 12 deletions
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4
cmake/compiler/gcc/compiler_flags.cmake
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@ -26,7 +26,7 @@ set_compiler_property(PROPERTY optimization_size -Os)
#######################################################
# GCC Option standard warning base in Zephyr
set_compiler_property(PROPERTY warning_base
check_set_compiler_property(PROPERTY warning_base
-Wall
-Wformat
-Wformat-security
@ -160,7 +160,7 @@ endif()
check_set_compiler_property(APPEND PROPERTY hosted -fno-freestanding)
# gcc flag for a freestanding application
set_compiler_property(PROPERTY freestanding -ffreestanding)
check_set_compiler_property(PROPERTY freestanding -ffreestanding)
# Flag to enable debugging
set_compiler_property(PROPERTY debug -g)