[Lldb-commits] [lldb] r213575 - build: silence GCC warning on Linux

[Saleem Abdulrasool]

Author: compnerd
Date: Mon Jul 21 13:18:52 2014
New Revision: 213575

URL: http://llvm.org/viewvc/llvm-project?rev=213575&view=rev
Log:
build: silence GCC warning on Linux

LLDWrapPython.cpp is a generated file.  This contains a double assignment to the
same value, which causes GCC to emit a warning about sequence point evaluation
causing a use-before-init.  Simply silence the warning.

Modified:
    lldb/trunk/source/CMakeLists.txt

Modified: lldb/trunk/source/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/CMakeLists.txt?rev=213575&r1=213574&r2=213575&view=diff
==============================================================================
--- lldb/trunk/source/CMakeLists.txt (original)
+++ lldb/trunk/source/CMakeLists.txt Mon Jul 21 13:18:52 2014
@@ -199,8 +199,14 @@ set( LLVM_LINK_COMPONENTS
 
 
 if ( NOT LLDB_DISABLE_PYTHON )
-  set_source_files_properties(${LLDB_BINARY_DIR}/scripts/LLDBWrapPython.cpp PROPERTIES GENERATED 1)
   set(LLDB_WRAP_PYTHON ${LLDB_BINARY_DIR}/scripts/LLDBWrapPython.cpp)
+
+  set_source_files_properties(${LLDB_WRAP_PYTHON} PROPERTIES GENERATED 1)
+  if (LLVM_COMPILER_IS_GCC_COMPATIBLE AND
+      NOT "${CMAKE_SYSTEM_NAME}" MATCHES "Darwin")
+    set_property(SOURCE ${LLDB_WRAP_PYTHON}
+                 APPEND_STRING PROPERTY COMPILE_FLAGS " -Wno-sequence-point")
+  endif ()
 endif()
 set(SHARED_LIBRARY 1)