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authorMark Shannon <mark@hotpy.org>2020-12-17 13:55:28 +0000
committerGitHub <noreply@github.com>2020-12-17 13:55:28 +0000
commitbf353f3c2d937772a8cf30b15fd8eb7b82665ccb (patch)
tree9196732769c1cca2bd01a44e668fe4c5fb29f7d7 /Python/ceval.c
parentbpo-26564: fix obsolete comment in traceback.c (GH-23819) (diff)
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bpo-42246: Make sure that `f_lasti`, and thus `f_lineno`, is set correctly after raising or reraising an exception (GH-23803)
* Ensure that f_lasti is set correctly after an exception is raised to conform to PEP 626. * Update importlib * Add NEWS.
Diffstat (limited to 'Python/ceval.c')
-rw-r--r--Python/ceval.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/Python/ceval.c b/Python/ceval.c
index 9de925780e4..f0f39539c97 100644
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -2430,6 +2430,10 @@ main_loop:
}
case TARGET(RERAISE): {
+ assert(f->f_iblock > 0);
+ if (oparg) {
+ f->f_lasti = f->f_blockstack[f->f_iblock-1].b_handler;
+ }
PyObject *exc = POP();
PyObject *val = POP();
PyObject *tb = POP();
@@ -4039,7 +4043,7 @@ exception_unwind:
int handler = b->b_handler;
_PyErr_StackItem *exc_info = tstate->exc_info;
/* Beware, this invalidates all b->b_* fields */
- PyFrame_BlockSetup(f, EXCEPT_HANDLER, -1, STACK_LEVEL());
+ PyFrame_BlockSetup(f, EXCEPT_HANDLER, f->f_lasti, STACK_LEVEL());
PUSH(exc_info->exc_traceback);
PUSH(exc_info->exc_value);
if (exc_info->exc_type != NULL) {