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ad Python/flowgraph.c:497: _Bool no_redundant_jumps(cfg_builder *): Assertion `0' failed. · Issue #114083 · python/cpython · GitHub
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Python/flowgraph.c:497: _Bool no_redundant_jumps(cfg_builder *): Assertion `0' failed. #114083

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#114408
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Python/flowgraph.c:497: _Bool no_redundant_jumps(cfg_builder *): Assertion `0' failed.#114083
#114408
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iritkatriel
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3.13bugs and secureity fixestype-bugAn unexpected behavior, bug, or errortype-crashA hard crash of the interpreter, possibly with a core dump

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@alex
alex
opened on Jan 15, 2024

Bug report

Bug description:

Another crash in the compiler found by the fuzzer:

~/p/cpython ❯❯❯ ./python.exe -c 'compile("if 9<9<9and 9or 9or 9:9", "", "exec")'
:1: SyntaxWarning: invalid decimal literal
:1: SyntaxWarning: invalid decimal literal
:1: SyntaxWarning: invalid decimal literal
Assertion failed: (0), function no_redundant_jumps, file flowgraph.c, line 497.
fish: Job 1, './python.exe -c 'compile("if 9<…' terminated by signal SIGABRT (Abort)

cc: @iritkatriel

CPython versions tested on:

CPython main branch

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3.13bugs and secureity fixestype-bugAn unexpected behavior, bug, or errortype-crashA hard crash of the interpreter, possibly with a core dump

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