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[3.12] gh-107450: Check for overflow in the tokenizer and fix overflow test (GH-110832) (#110931)

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(cherry picked from commit a1ac5590e0)

Co-authored-by: Lysandros Nikolaou <lisandrosnik@gmail.com>
Co-authored-by: Filipe Laíns <lains@riseup.net>
Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
This commit is contained in:
Lysandros Nikolaou 2023-10-16 18:59:18 +02:00 • committed by GitHub
parent b8e5b1b28a
commit 3b87e520fc
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4 changed files with 40 additions and 29 deletions
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38
Include/errcode.h
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@ -4,7 +4,6 @@
extern "C" {
#endif
/* Error codes passed around between file input, tokenizer, parser and
interpreter. This is necessary so we can turn them into Python
exceptions at a higher level. Note that some errors have a
@ -13,24 +12,25 @@ extern "C" {
the parser only returns E_EOF when it hits EOF immediately, and it
never returns E_OK. */
#define E_OK 10 /* No error */
#define E_EOF 11 /* End Of File */
#define E_INTR 12 /* Interrupted */
#define E_TOKEN 13 /* Bad token */
#define E_SYNTAX 14 /* Syntax error */
#define E_NOMEM 15 /* Ran out of memory */
#define E_DONE 16 /* Parsing complete */
#define E_ERROR 17 /* Execution error */
#define E_TABSPACE 18 /* Inconsistent mixing of tabs and spaces */
#define E_OVERFLOW 19 /* Node had too many children */
#define E_TOODEEP 20 /* Too many indentation levels */
#define E_DEDENT 21 /* No matching outer block for dedent */
#define E_DECODE 22 /* Error in decoding into Unicode */
#define E_EOFS 23 /* EOF in triple-quoted string */
#define E_EOLS 24 /* EOL in single-quoted string */
#define E_LINECONT 25 /* Unexpected characters after a line continuation */
#define E_BADSINGLE 27 /* Ill-formed single statement input */
#define E_INTERACT_STOP 28 /* Interactive mode stopped tokenization */
#define E_OK 10 /* No error */
#define E_EOF 11 /* End Of File */
#define E_INTR 12 /* Interrupted */
#define E_TOKEN 13 /* Bad token */
#define E_SYNTAX 14 /* Syntax error */
#define E_NOMEM 15 /* Ran out of memory */
#define E_DONE 16 /* Parsing complete */
#define E_ERROR 17 /* Execution error */
#define E_TABSPACE 18 /* Inconsistent mixing of tabs and spaces */
#define E_OVERFLOW 19 /* Node had too many children */
#define E_TOODEEP 20 /* Too many indentation levels */
#define E_DEDENT 21 /* No matching outer block for dedent */
#define E_DECODE 22 /* Error in decoding into Unicode */
#define E_EOFS 23 /* EOF in triple-quoted string */
#define E_EOLS 24 /* EOL in single-quoted string */
#define E_LINECONT 25 /* Unexpected characters after a line continuation */
#define E_BADSINGLE 27 /* Ill-formed single statement input */
#define E_INTERACT_STOP 28 /* Interactive mode stopped tokenization */
#define E_COLUMNOVERFLOW 29 /* Column offset overflow */
#ifdef __cplusplus
}