fbt: building core with respect for debug flag (#1347)

* fbt: building `core` with respect for debug flag
* fbt: added size output for firmware elf
* Infrared: fix cli

Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>

site_scons/site_tools/crosscc.py

@@ -6,6 +6,7 @@ from SCons.Tool import gnulink
 import strip
 import gdb
 import objdump
+import size
 
 from SCons.Action import _subproc
 import subprocess
@@ -36,7 +37,7 @@ def _get_tool_version(env, tool):
 
 
 def generate(env, **kw):
-    for orig_tool in (asm, gcc, gxx, ar, gnulink, strip, gdb, objdump):
+    for orig_tool in (asm, gcc, gxx, ar, gnulink, strip, gdb, objdump, size):
         orig_tool.generate(env)
     env.SetDefault(
         TOOLCHAIN_PREFIX=kw.get("toolchain_prefix"),
@@ -55,6 +56,7 @@ def generate(env, **kw):
             "GDB",
             "GDBPY",
             "OBJDUMP",
+            "SIZE",
         ],
     )
     # Call CC to check version