Merge pull request #789 from F0REacH/nvcc_stray_character_fix

Fix nvcc stray character Issue #760

Author: gangliao

CMakeLists.txt

@@ -69,7 +69,7 @@ include(coveralls)
 find_package(Git REQUIRED)
 # version.cmake will get the current PADDLE_VERSION
 include(version)
-add_definitions(-DPADDLE_VERSION=\"${PADDLE_VERSION}\")
+add_definitions(-DPADDLE_VERSION=${PADDLE_VERSION})
 
 if(NOT WITH_GPU)
     add_definitions(-DPADDLE_ONLY_CPU)

paddle/utils/Version.cpp

@@ -33,7 +33,11 @@ void printVersion(std::ostream& os) {
 #ifndef PADDLE_VERSION
 #define PADDLE_VERSION "unknown"
 #endif
-  os << "paddle version: " << PADDLE_VERSION << std::endl
+// converts macro to string https://gcc.gnu.org/onlinedocs/cpp/Stringification.html
+#define xstr(s) str(s)
+#define str(s) #s
+
+  os << "paddle version: " << xstr(PADDLE_VERSION) << std::endl
      << std::boolalpha << "\t"
      << "withGpu: " << version::isWithGpu() << std::endl
      << "\t"