[compiler]: Use clang and libc++ by default

compiler/diagnostics/diagnostics.cpp

@@ -5,6 +5,7 @@
 #include "utils.h"
 #include <iomanip>
 #include <iostream>
+#include <map>
 #include <regex>
 #include <utility>
 

compiler/xmake.lua

@@ -5,18 +5,25 @@ set_xmakever("2.8.1")
 add_rules("mode.debug", "mode.release")
 add_rules("plugin.compile_commands.autoupdate", {outputdir = "."})
 
+includes("../stdlib")
+
 target("swc")
     set_kind("binary")
     set_languages("c++20")
 
+    add_cxxflags("clang::-stdlib=libc++")
     add_files("*.cpp", "**/*.cpp")
     add_includedirs(".", "ast", "type", "lexer", "parser", "diagnostics", "utils")
 
+    add_links("c++")
+
     before_build(function (target)
       os.run("flex -o $(scriptdir)/lexer/flex_lexer.cpp $(scriptdir)/lexer/lexer.l")
       os.run("bison -o $(scriptdir)/parser/bison_parser.cpp -d $(scriptdir)/parser/parser.y")
     end)
 
     after_build(function (_)
         os.run("make fmt")
-    end)
+    end)
+
+    add_deps("stdlib")

stdlib/stdlib.cpp

@@ -1 +0,0 @@
-auto main(int argc, char *argv[]) -> int { return 0; }

stdlib/xmake.lua

@@ -1,5 +1,3 @@
-includes("../compiler")
-
 target("stdlib")
     set_kind("shared")
     set_languages("c++20")