Some more stdlib (array and vector, untested so far).

SConstruct

@@ -8,7 +8,7 @@ env['CXX'] = 'i686-elf-g++'
 env['LD'] = 'i686-elf-g++'
 env.Append(CXXFLAGS = ['-ffreestanding', '-fno-exceptions', '-fno-rtti', '-std=c++20'])
 env.Append(LINKFLAGS = ['-T', 'linker.ld', '-ffreestanding', '-nostdlib'])
-env.Append(CPPPATH = ['#include'])
+env.Append(CPPPATH = ['#include', '#stdlib/include'])
 env.Append(CCFLAGS = ['-g', '-O0'])
 
 def get_crt_object(name: str) -> str:
@@ -31,12 +31,13 @@ os_sources = Split('''
     src/os/panic.cpp
     src/os/tty.cpp
 
-    src/stdlib/assert.cpp
-    src/stdlib/exception.cpp
-    src/stdlib/new.cpp
-    src/stdlib/stdio.cpp
-    src/stdlib/stdlib.cpp
-    src/stdlib/string.cpp
+    src/cstdlib/assert.cpp
+    src/cstdlib/stdio.cpp
+    src/cstdlib/stdlib.cpp
+    src/cstdlib/string.cpp
+
+    stdlib/src/exception.cpp
+    stdlib/src/new.cpp
 ''')
 env['LINKCOM'] = env['LINKCOM'].replace('$_LIBFLAGS', f'{crti_o[0]} {crtbegin_o} $_LIBFLAGS {crtend_o} {crtn_o[0]}')