main: update IR locations + catch and print warnings

compiler/__main__.py

@@ -2,10 +2,11 @@ from __future__ import annotations
 
 import argparse
 import sys
+import typing
 from pprint import pprint
 
-from . import semantic
-from .errors import CompilationError
+from . import semantic, ir, optimizations
+from .errors import CompilationError, CompilationWarning
 from .lexer import Lexer, Tokens
 from .logger import rootLogger, LogLevel
 from .parser import Parser
@@ -52,9 +53,11 @@ def main():
 
         context.check()
 
-        intermediate_representation = ast.intermediate_representation()
+        intermediate_representation = typing.cast(ast.intermediate_representation(), list[ir.IRAction])
         pseudo_asm = [x.codegen() for x in intermediate_representation]
         for i, action in enumerate(intermediate_representation):
+            action.ir_location.line = i
+            action.ir_location.ir = pseudo_asm
 
             action.location.source = data
 
@@ -70,6 +73,10 @@ def main():
                 raise e.__cause__
             print(f"Caused by:\n{e.__cause__.__class__.__name__}: {e.__cause__}", file=sys.stderr)
 
+    finally:
+        CompilationWarning.show_warnings(data)
+
+
 def print_ir(intermediate_representation: list[ir.IRAction]):
     messages = []
     for i, ir_item in enumerate(intermediate_representation):