File yaml-cpp-fix-pie.patch of Package yaml-cpp

Index: yaml-cpp-release-0.5.3/CMakeLists.txt
===================================================================
--- yaml-cpp-release-0.5.3.orig/CMakeLists.txt
+++ yaml-cpp-release-0.5.3/CMakeLists.txt
@@ -271,10 +251,6 @@ set(_INSTALL_DESTINATIONS
 ###
 add_library(yaml-cpp ${library_sources})
 set_target_properties(yaml-cpp PROPERTIES
-  COMPILE_FLAGS "${yaml_c_flags} ${yaml_cxx_flags}"
-)
-
-set_target_properties(yaml-cpp PROPERTIES
 	VERSION "${YAML_CPP_VERSION}"
 	SOVERSION "${YAML_CPP_VERSION_MAJOR}.${YAML_CPP_VERSION_MINOR}"
 	PROJECT_LABEL "yaml-cpp ${LABEL_SUFFIX}"