Align functions to avoid V8 asserts in debug builds

overte-org · Aug 14, 2023 · e8c1e69 · e8c1e69
1 parent db1680c
commit e8c1e69
Showing 1 changed file with 5 additions and 4 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -132,11 +132,12 @@ if( NOT WIN32 )
         MESSAGE(STATUS "OVERTE_CPU_ARCHITECTURE: ${OVERTE_CPU_ARCHITECTURE}")
     endif()
 
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OVERTE_OPTIMIZE_FLAGS}")
-    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OVERTE_OPTIMIZE_FLAGS}")
+    # Function alignment is necessary for V8
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OVERTE_OPTIMIZE_FLAGS} -falign-functions=16")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OVERTE_OPTIMIZE_FLAGS} -falign-functions=16")
 
-    set(ENV{CXXFLAGS} "$ENV{CXXFLAGS} ${OVERTE_OPTIMIZE_FLAGS}")
-    set(ENV{CFLAGS} "$ENV{CFLAGS} ${OVERTE_OPTIMIZE_FLAGS}")
+    set(ENV{CXXFLAGS} "$ENV{CXXFLAGS} ${OVERTE_OPTIMIZE_FLAGS} -falign-functions=16")
+    set(ENV{CFLAGS} "$ENV{CFLAGS} ${OVERTE_OPTIMIZE_FLAGS} -falign-functions=16")
     message($ENV{CXXFLAGS})
 endif()