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cmake: pass -fno-strict-aliasing to fix build with GCC 6.1.1 

This patch is a temprorary workaround until aliasing is fixed in the
code (Issue #847).
This commit is contained in:
redfish 2016-07-05 01:36:55 +00:00
parent 18dd507024
commit ab250754f2
1 changed files with 5 additions and 0 deletions
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5
CMakeLists.txt
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@ -350,6 +350,11 @@ else()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11 -D_GNU_SOURCE ${MINGW_FLAG} ${STATIC_ASSERT_FLAG} ${WARNINGS} ${C_WARNINGS} ${ARCH_FLAG}") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11 -D_GNU_SOURCE ${MINGW_FLAG} ${STATIC_ASSERT_FLAG} ${WARNINGS} ${C_WARNINGS} ${ARCH_FLAG}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -D_GNU_SOURCE ${MINGW_FLAG} ${WARNINGS} ${CXX_WARNINGS} ${ARCH_FLAG}") set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -D_GNU_SOURCE ${MINGW_FLAG} ${WARNINGS} ${CXX_WARNINGS} ${ARCH_FLAG}")
# With GCC 6.1.1 the compiled binary malfunctions due to aliasing. Until that
# is fixed in the code (Issue #847), force compiler to be conservative.
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fno-strict-aliasing")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-strict-aliasing")
option(NO_AES "Explicitly disable AES support" ${NO_AES}) option(NO_AES "Explicitly disable AES support" ${NO_AES})
if(NOT NO_AES AND NOT (ARM6 OR ARM7)) if(NOT NO_AES AND NOT (ARM6 OR ARM7))