fixes #4 add travis-ci.org support

.travis.yml

+language: cpp
+compiler:
+  - clang
+
+install:
+  - sudo add-apt-repository --yes ppa:ubuntu-toolchain-r/test
+  - sudo add-apt-repository --yes ppa:kubuntu-ppa/backports
+  - sudo apt-get -qq update
+  - sudo apt-get install -yqq git cmake ninja-build ccache libncurses5-dev liblzma-dev libreadline-dev libgmp3-dev autoconf libtool python-dev clang-3.4 libstdc++-4.8-dev texlive-extra-utils
+  - git clone git://github.com/llvm-mirror/llvm.git ~/pyston_deps/llvm-trunk
+  - git clone git://github.com/llvm-mirror/clang.git ~/pyston_deps/llvm-trunk/tools/clang
+  - git config --global user.email "you@example.com"
+  - git config --global user.name "Your Name"
+  - mkdir ~/pyston-build && cd ~/pyston-build
+  - cmake -GNinja $TRAVIS_BUILD_DIR
+
+script:
+  - cd ~/pyston-build && ninja llvm_up && ninja -j4

CMakeLists.txt

@@ -91,7 +91,7 @@ else()
 endif()
 
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Werror -Wreturn-type -Wno-sign-compare -Wno-unused -Wno-sign-compare -Wno-unused-parameter -fno-omit-frame-pointer")
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_C_FLAGS} -std=c++11 -fPIC -fno-rtti -fexceptions -fvisibility-inlines-hidden -ffunction-sections -fdata-sections -Woverloaded-virtual -Wno-invalid-offsetof -Wcast-qual -Wno-sign-conversion -Wnon-virtual-dtor -Winit-self -Wmissing-include-dirs -Wstrict-overflow=5 -Wpointer-arith -Wtype-limits -Wwrite-strings -Wempty-body -Waggregate-return -Wmissing-field-initializers -Wredundant-decls -Winline -Wint-to-pointer-cast -Wlong-long -Wvla")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_C_FLAGS} -std=c++11 -fPIC -fno-rtti -fexceptions -fvisibility-inlines-hidden -ffunction-sections -fdata-sections -Woverloaded-virtual -Wno-invalid-offsetof -Wcast-qual -Wno-sign-conversion -Wnon-virtual-dtor -Winit-self -Wmissing-include-dirs -Wstrict-overflow=5 -Wpointer-arith -Wtype-limits -Wwrite-strings -Wempty-body -Waggregate-return -Wmissing-field-initializers -Wredundant-decls -Winline -Wint-to-pointer-cast -Wlong-long -Wvla -Wno-attributes")
 
 set(CLANG_FLAGS "${CLANG_FLAGS} -Wimplicit-int -Wstrict-prototypes -Wold-style-definition -Wnested-externs -Wpointer-to-int-cast -Wno-mismatched-tags -Wno-extern-c-compat")
 if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")