[mypyc] feat: support constant folding in translate_ord [1/1] (#19968)

This PR adds support for constant folding inside of `translate_ord` --------- Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Author: BobTheBuidler

mypyc/irbuild/specialize.py

@@ -19,7 +19,6 @@
 from mypy.nodes import (
  ARG_NAMED,
  ARG_POS,
- BytesExpr,
  CallExpr,
  DictExpr,
  Expression,
@@ -1057,9 +1056,9 @@ def translate_float(builder: IRBuilder, expr: CallExpr, callee: RefExpr) -> Valu
 def translate_ord(builder: IRBuilder, expr: CallExpr, callee: RefExpr) -> Value | None:
  if len(expr.args) != 1 or expr.arg_kinds[0] != ARG_POS:
  return None
- arg = expr.args[0]
- if isinstance(arg, (StrExpr, BytesExpr)) and len(arg.value) == 1:
- return Integer(ord(arg.value))
+ arg = constant_fold_expr(builder, expr.args[0])
+ if isinstance(arg, (str, bytes)) and len(arg) == 1:
+ return Integer(ord(arg))
  return None