[ci][SWIG] fixed SWIG -Wstrict-aliasing warnings (#2139)

b40d0dc3 · Nikita Titov · GitHub · 7156c9b0 · b40d0dc3
Unverified Commit b40d0dc3 authored May 04, 2019 by Nikita Titov Committed by GitHub May 04, 2019
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CMakeLists.txt CMakeLists.txt +3 -0

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--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -117,6 +117,9 @@ endif(USE_HDFS)

 if(UNIX OR MINGW OR CYGWIN)
    SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -pthread -O3 -Wextra -Wall -Wno-ignored-attributes -Wno-unknown-pragmas -Wno-return-type")
+    if(USE_SWIG)
+        SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-strict-aliasing")
+    endif()
 endif()

 if(WIN32 AND MINGW)