Cpp mode check (#1280)

1 files changed, 9 insertions, 0 deletions

diff --git a/cpp/config/cplusplus_check.cpp b/cpp/config/cplusplus_check.cpp
new file mode 100644
index 00000000000..c165fb3bc48
--- /dev/null
+++ b/cpp/config/cplusplus_check.cpp
@@ -0,0 +1,9 @@
+// This file is used to check if the C++ compiler version is greater than 199711L (c++98)
+// in which case we don't have to set -std=c++11 when building the C++11 mapping
+int main()
+{
+#if !defined(__cplusplus) || (__cplusplus == 199711L)
+#    error "c++98 mode"
+#endif
+    return 0;
+}