Don't warn in example on 32bit only print message

.travis.yml

@@ -77,7 +77,9 @@ matrix:
 
     - os: linux
       compiler: "gcc-6-release-i686"
-      env: TARGET_ARCH='i686' CCOMPILER='gcc-6' CXXCOMPILER='g++-6' BUILD_TYPE='Release'
+      env: >
+        TARGET_ARCH='i686' CCOMPILER='gcc-6' CXXCOMPILER='g++-6' BUILD_TYPE='Release'
+        CFLAGS='-m32 -msse2 -mfpmath=sse' CXXFLAGS='-m32 -msse2 -mfpmath=sse'
 
     - os: linux
       compiler: "gcc-4.9-release"

example/CMakeLists.txt

@@ -19,7 +19,7 @@ if(CMAKE_SIZEOF_VOID_P EQUAL 8)
   set(bitness 64)
   message(STATUS "Building on a 64 bit system")
 else()
-  message(WARNING "Building on a 32 bit system is unsupported")
+  message(STATUS "Building on a 32 bit system")
 endif()
 
 if(WIN32 AND MSVC_VERSION LESS 1900)

scripts/travis/before_install.i686.sh

@@ -1,9 +1,5 @@
 #!/bin/sh -ex
 
-## Generate code for 32-bit ABI with default for x86_84 fpmath
-export CFLAGS='-m32 -msse2 -mfpmath=sse'
-export CXXFLAGS='-m32 -msse2 -mfpmath=sse'
-
 sudo dpkg --add-architecture i386
 sudo add-apt-repository --yes ppa:ubuntu-toolchain-r/test && ( sudo apt-get update -qq --yes || true )