do not store pointers, this just do not work

.vscode/arduino.json

@@ -1,6 +1,6 @@
 {
     "board": "bsfrance:avr:lora32u4",
     "sketch": "crossbow/crossbow.ino",
-    "port": "COM5",
+    "port": "COM11",
     "output": "../build"
 }

.vscode/c_cpp_properties.json

@@ -3,12 +3,14 @@
         {
             "name": "Win32",
             "includePath": [
-                "${workspaceRoot}"
+                "${workspaceRoot}",
+                "C:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\cores\\arduino"
             ],
             "browse": {
                 "limitSymbolsToIncludedHeaders": false,
                 "path": [
-                    "${workspaceRoot}"
+                    "${workspaceRoot}",
+                    "C:\\Program Files (x86)\\Arduino\\hardware\\arduino\\avr\\cores\\arduino"
                 ]
             },
             "intelliSenseMode": "msvc-x64",

.vscode/settings.json

@@ -1,6 +1,7 @@
 {
     "files.associations": {
-        "variables.h": "c"
+        "variables.h": "c",
+        "arduino.h": "c"
     },
     "files.exclude": {
         "**/build": true