in validate_pattern, there are two places where in case of error we break out of a loop, but we also need to break out of the switch.
--- a/Python/ast.c
+++ b/Python/ast.c
@@ -580,7 +580,9 @@ validate_pattern(struct validator *state, pattern_ty p, int star_ok)
break;
}
}
-
+ if (ret == 0) {
+ break;
+ }
ret = validate_patterns(state, p->v.MatchMapping.patterns, /*star_ok=*/0);
break;
case MatchClass_kind:
@@ -620,6 +622,9 @@ validate_pattern(struct validator *state, pattern_ty p, int star_ok)
}
}
+ if (ret == 0) {
+ break;
+ }
if (!validate_patterns(state, p->v.MatchClass.patterns, /*star_ok=*/0)) {
ret = 0;
break;
If we don't do this we can end up calling _PyAST_Compile with an error set.
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in validate_pattern, there are two places where in case of error we break out of a loop, but we also need to break out of the switch.
--- a/Python/ast.c +++ b/Python/ast.c @@ -580,7 +580,9 @@ validate_pattern(struct validator *state, pattern_ty p, int star_ok) break; } } - + if (ret == 0) { + break; + } ret = validate_patterns(state, p->v.MatchMapping.patterns, /*star_ok=*/0); break; case MatchClass_kind: @@ -620,6 +622,9 @@ validate_pattern(struct validator *state, pattern_ty p, int star_ok) } } + if (ret == 0) { + break; + } if (!validate_patterns(state, p->v.MatchClass.patterns, /*star_ok=*/0)) { ret = 0; break;If we don't do this we can end up calling _PyAST_Compile with an error set.
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