tracer: add Python 3.14 support.

Author: whitequark

amaranth/tracer.py

@@ -58,8 +58,8 @@ def get_var_name(depth=2, default=_raise_exception):
                     return code.co_cellvars[imm]
                 else:
                     return code.co_freevars[imm - len(code.co_cellvars)]
-        elif opc in ("LOAD_GLOBAL", "LOAD_NAME", "LOAD_ATTR", "LOAD_FAST", "LOAD_DEREF",
-                     "DUP_TOP", "BUILD_LIST", "CACHE", "COPY"):
+        elif opc in ("LOAD_GLOBAL", "LOAD_NAME", "LOAD_ATTR", "LOAD_FAST", "LOAD_FAST_BORROW",
+                     "LOAD_DEREF", "DUP_TOP", "BUILD_LIST", "CACHE", "COPY"):
             imm = 0
             index += 2
         else: