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add -Wno-strict-aliasing to compiler option.

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Takahito Tejima 2013-05-17 12:44:30 -07:00
parent bfbf51fda7
commit 8605c23ee1
1 changed files with 7 additions and 0 deletions
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7
CMakeLists.txt
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@ -143,6 +143,13 @@ if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_CLANGCC)
# to spurriously set off this warning in both gccc and Clang
list(APPEND OSD_COMPILER_FLAGS -Wno-invalid-offsetof)
# HBR uses unions as an optimization for its memory allocation.
# Type casting between union members breaks strict aliasing rules from
# gcc 4.4.1 versions onwards. We disable the warning but keep aliasing
# optimization.
list(APPEND OSD_COMPILER_FLAGS -Wno-strict-aliasing)
# FAR and OSD have templated virtual function implementations that trigger
# a lot of hidden virtual function overloads (some of them spurrious).
# Disable those for now in Clang.