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Integrate TPTP with internal APIs via cmd_context, add embedded-string TPTP regression tests, and fix TFF arithmetic/timeout regressions (#9483)

* Add shell-integrated self-contained TPTP frontend and CLI wiring

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Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>

* Fix TPTP frontend build integration and validate with tests

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* Address review feedback and clean up TPTP/frontend readability

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* Refine TPTP parser semantics and keying based on review feedback

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* Polish TPTP frontend keys/path checks and deduplicate skip logic

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* Add src/api include path to shell CMake target

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* Use internal AST/cmd_context APIs in TPTP shell frontend

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* Harden TPTP cmd_context integration and suppress check-sat echo

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* Make TPTP check-sat stream redirection exception-safe

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* Address review nits in TPTP internal API frontend

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* Refine TPTP frontend ownership and stream restoration semantics

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* Add TPTP regression files and test-z3 tptp test

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* Adjust Agatha TPTP expectation and tidy test helper constant

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* Harden tptp test command handling and readability

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* Validate tptp test filenames against empty and traversal patterns

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* Tighten tptp filename checks and rename output buffer constant

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* Use read_tptp API directly in tptp unit test

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* Clarify required tptp frontend extern flags in test

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* Move tptp frontend to cmd_context and add string API

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* Polish tptp stream parser naming and simplify test asserts

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* Fix mk_make include resolution for moved tptp frontend

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* Update CMakeLists.txt

* Fix TPTP parsing, arithmetic builtin mapping, and timeout handling

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* Polish TPTP parser diagnostics and type parsing details

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* Refine digit-check helper naming in TPTP frontend

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* Add rational zero-denominator regression test for TPTP

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* Fix missing g_display_* symbol definitions for non-shell link targets

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---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
Co-authored-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Copilot 2026-05-12 19:29:58 -04:00 committed by GitHub
parent a002d027a7
commit 1a2d3e0ebb
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GPG key ID: B5690EEEBB952194
8 changed files with 1044 additions and 10 deletions

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@ -30,6 +30,7 @@ Revision History:
#include "shell/dimacs_frontend.h"
#include "shell/datalog_frontend.h"
#include "shell/opt_frontend.h"
#include "cmd_context/tptp_frontend.h"
#include "util/timeout.h"
#include "util/z3_exception.h"
#include "util/error_codes.h"
@ -43,14 +44,14 @@ Revision History:
#include <crtdbg.h>
#endif
typedef enum { IN_UNSPECIFIED, IN_SMTLIB_2, IN_DATALOG, IN_DIMACS, IN_WCNF, IN_OPB, IN_LP, IN_Z3_LOG, IN_DRAT } input_kind;
typedef enum { IN_UNSPECIFIED, IN_SMTLIB_2, IN_DATALOG, IN_DIMACS, IN_WCNF, IN_OPB, IN_LP, IN_Z3_LOG, IN_DRAT, IN_TPTP } input_kind;
static char const * g_input_file = nullptr;
static char const * g_drat_input_file = nullptr;
static bool g_standard_input = false;
static input_kind g_input_kind = IN_UNSPECIFIED;
bool g_display_statistics = false;
bool g_display_model = false;
extern bool g_display_statistics;
extern bool g_display_model;
static bool g_display_istatistics = false;
static void error(const char * msg) {
@ -84,6 +85,7 @@ void display_usage() {
std::cout << " -opb use parser for PB optimization input format.\n";
std::cout << " -lp use parser for a modest subset of CPLEX LP input format.\n";
std::cout << " -log use parser for Z3 log input format.\n";
std::cout << " -tptp use parser for TPTP input format (fof/cnf/tff/thf fragments).\n";
std::cout << " -in read formula from standard input.\n";
std::cout << " -model display model for satisfiable SMT.\n";
std::cout << "\nMiscellaneous:\n";
@ -130,6 +132,15 @@ static bool validate_is_ulong(char const* s) {
return false;
return true;
}
static bool is_tptp_extension(char const* ext) {
static char const* tptp_extensions[] = {"p", "tptp", "fof", "cnf", "tff", "thf"};
for (char const* known_ext : tptp_extensions) {
if (strcmp(ext, known_ext) == 0)
return true;
}
return false;
}
static void parse_cmd_line_args(std::string& input_file, int argc, char ** argv) {
long timeout = 0;
@ -214,6 +225,9 @@ static void parse_cmd_line_args(std::string& input_file, int argc, char ** argv)
else if (strcmp(opt_name, "log") == 0) {
g_input_kind = IN_Z3_LOG;
}
else if (strcmp(opt_name, "tptp") == 0) {
g_input_kind = IN_TPTP;
}
else if (strcmp(opt_name, "st") == 0) {
g_display_statistics = true;
gparams::set("stats", "true");
@ -387,6 +401,9 @@ int STD_CALL main(int argc, char ** argv) {
else if (strcmp(ext, "smt2") == 0) {
g_input_kind = IN_SMTLIB_2;
}
else if (is_tptp_extension(ext)) {
g_input_kind = IN_TPTP;
}
}
}
switch (g_input_kind) {
@ -415,6 +432,9 @@ int STD_CALL main(int argc, char ** argv) {
case IN_DRAT:
return_value = read_drat(g_drat_input_file);
break;
case IN_TPTP:
return_value = read_tptp(g_input_file);
break;
default:
UNREACHABLE();
}
@ -434,4 +454,3 @@ int STD_CALL main(int argc, char ** argv) {
return ERR_INTERNAL_FATAL;
}
}