diff options
| -rw-r--r-- | Misc/NEWS.d/next/Core and Builtins/2023-06-08-09-54-37.gh-issue-105375.kqKT3E.rst | 1 | ||||
| -rw-r--r-- | Python/compile.c | 6 |
2 files changed, 6 insertions, 1 deletions
diff --git a/Misc/NEWS.d/next/Core and Builtins/2023-06-08-09-54-37.gh-issue-105375.kqKT3E.rst b/Misc/NEWS.d/next/Core and Builtins/2023-06-08-09-54-37.gh-issue-105375.kqKT3E.rst new file mode 100644 index 0000000..b4d3a1a --- /dev/null +++ b/Misc/NEWS.d/next/Core and Builtins/2023-06-08-09-54-37.gh-issue-105375.kqKT3E.rst @@ -0,0 +1 @@ +Fix bug in the compiler where an exception could end up being overwritten. diff --git a/Python/compile.c b/Python/compile.c index 3243172..e3a7623 100644 --- a/Python/compile.c +++ b/Python/compile.c @@ -1228,8 +1228,12 @@ compiler_enter_scope(struct compiler *c, identifier name, } u->u_metadata.u_name = Py_NewRef(name); u->u_metadata.u_varnames = list2dict(u->u_ste->ste_varnames); + if (!u->u_metadata.u_varnames) { + compiler_unit_free(u); + return ERROR; + } u->u_metadata.u_cellvars = dictbytype(u->u_ste->ste_symbols, CELL, DEF_COMP_CELL, 0); - if (!u->u_metadata.u_varnames || !u->u_metadata.u_cellvars) { + if (!u->u_metadata.u_cellvars) { compiler_unit_free(u); return ERROR; } |