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SMT2 parser with explicit stack #8415

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SMT2 parser with explicit stack #8415

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ce18778
smt2irep with tokenizer
kroening Aug 15, 2024
20c058f
SMT2 parser: extract function_application_with_id
tautschnig May 6, 2026
250a245
SMT2 parser: collect nested 'let's iteratively
tautschnig May 6, 2026
e236c5e
smt2irep: store tokenizer by reference
tautschnig May 6, 2026
d9864f6
SMT2 parser: iterative operand collection via smt2irep
tautschnig May 6, 2026
3815467
smt2_solver: iterate over operands in expand_function_applications
tautschnig May 6, 2026
d5c9e98
regression/smt2_solver: deep nested-let and operand-chain tests
tautschnig May 6, 2026
fff847d
SMT2 parser: fall back to recursive path for quantifiers, 'as const',…
tautschnig May 6, 2026
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13 changes: 13 additions & 0 deletions regression/smt2_solver/deep-nesting/deep-let.desc
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Original file line number Diff line number Diff line change
@@ -0,0 +1,13 @@
CORE
deep-let.smt2

^EXIT=0$
^SIGNAL=0$
^unsat$
--
^\(error
--
Regression test for the iterative SMT2 parser. A deeply-nested chain of
`(let ((xN xN-1)) ...)` of depth 3500 parses and solves without overflowing
the default 8 MB C++ stack. The recursive parser that preceded this change
segfaults on the same input.
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