Intel compiler: silence noisy warning for incorrectly evaluated inlining

protocolbuffers · Feb 12, 2020 · 10c48c9 · 10c48c9
1 parent 8312c36
commit 10c48c9
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
@@ -28,6 +28,14 @@ else()
   set(CMAKE_CXX_EXTENSIONS OFF)
 endif()
 
+# The Intel compiler isn't able to deal with noinline member functions of
+# template classses defined in headers.  As such it spams the output with
+#   warning #2196: routine is both "inline" and "noinline"
+# This silences that warning.
+if (CMAKE_CXX_COMPILER_ID MATCHES Intel)
+  string(APPEND CMAKE_CXX_FLAGS " -diag-disable=2196")
+endif()
+
 # Options
 option(protobuf_BUILD_TESTS "Build tests" ON)
 option(protobuf_BUILD_CONFORMANCE "Build conformance tests" OFF)