source code for " Memory leak in SofrFutureRateHelper" https://github.com/lballabio/QuantLib/issues/1578

config.hpp

/* ql/config.hpp.  Generated from config.hpp.in by configure.  */
/* ql/config.hpp.in.  Generated from configure.ac by autoheader.  */

/* Define to 1 if you have the <dlfcn.h> header file. */
#define HAVE_DLFCN_H 1

/* Define to 1 if you have the <inttypes.h> header file. */
#define HAVE_INTTYPES_H 1

/* Define to 1 if you have the <memory.h> header file. */
#define HAVE_MEMORY_H 1

/* Define to 1 if you have the <stdint.h> header file. */
#define HAVE_STDINT_H 1

/* Define to 1 if you have the <stdlib.h> header file. */
#define HAVE_STDLIB_H 1

/* Define to 1 if you have the <strings.h> header file. */
#define HAVE_STRINGS_H 1

/* Define to 1 if you have the <string.h> header file. */
#define HAVE_STRING_H 1

/* Define to 1 if you have the <sys/stat.h> header file. */
#define HAVE_SYS_STAT_H 1

/* Define to 1 if you have the <sys/types.h> header file. */
#define HAVE_SYS_TYPES_H 1

/* Define to 1 if you have the <unistd.h> header file. */
#define HAVE_UNISTD_H 1

/* Define to the sub-directory in which libtool stores uninstalled libraries.
   */
#define LT_OBJDIR ".libs/"

/* Name of package */
#define PACKAGE "QuantLib"

/* Define to the address where bug reports for this package should be sent. */
#define PACKAGE_BUGREPORT "[email protected]"

/* Define to the full name of this package. */
#define PACKAGE_NAME "QuantLib"

/* Define to the full name and version of this package. */
#define PACKAGE_STRING "QuantLib 1.29"

/* Define to the one symbol short name of this package. */
#define PACKAGE_TARNAME "QuantLib"

/* Define to the home page for this package. */
#define PACKAGE_URL ""

/* Define to the version of this package. */
#define PACKAGE_VERSION "1.29"

/* Define this if you want to enable the parallel unit test runner. */
/* #undef QL_ENABLE_PARALLEL_UNIT_TEST_RUNNER */

/* Define this if you want to enable sessions. */
/* #undef QL_ENABLE_SESSIONS */

/* Define this if you want to enable thread-safe observer pattern. */
/* #undef QL_ENABLE_THREAD_SAFE_OBSERVER_PATTERN */

/* Define this if tracing messages should allowed (whether they are actually
   emitted will depend on run-time settings.) */
/* #undef QL_ENABLE_TRACING */

/* Define this if error messages should include current function information.
   */
/* #undef QL_ERROR_FUNCTIONS */

/* Define this if error messages should include file and line information. */
#define QL_ERROR_LINES 1

/* Define this if extra safety checks should be performed. This can degrade
   performance. */
/* #undef QL_EXTRA_SAFETY_CHECKS */

/* Define this if you want to enable high resolution date class. */
/* #undef QL_HIGH_RESOLUTION_DATE */

/* Define this if you want to enable the implementation of Null as template
   functions. */
/* #undef QL_NULL_AS_FUNCTIONS */

/* Define if running on a Sun Solaris machine. */
/* #undef QL_PATCH_SOLARIS */

/* Define this to use indexed coupons instead of par coupons in floating legs.
   */
#define QL_USE_INDEXED_COUPON 1

/* Define this if you want to use std::function and std::bind. */
#define QL_USE_STD_FUNCTION 1

/* Define this if you want to use standard smart pointers. */
#define QL_USE_STD_SHARED_PTR 1

/* Define this if you want to use std::tuple. */
#define QL_USE_STD_TUPLE 1

/* Define to 1 if you have the ANSI C header files. */
#define STDC_HEADERS 1

/* Version number of package */
#define VERSION "1.29"

example.txt

$ (ulimit -v 100000; LD_LIBRARY_PATH=native/build/lib ./native/build/src/test/c/leak_demo | wc -l)
terminate called after throwing an instance of 'std::bad_alloc'
  what():  std::bad_alloc
264929
$ (ulimit -v 200000; LD_LIBRARY_PATH=native/build/lib ./native/build/src/test/c/leak_demo | wc -l)
terminate called after throwing an instance of 'std::bad_alloc'
  what():  std::bad_alloc
797736

LeakDemo.cpp

#include <ql/config.hpp>

#include <cmath>
#include <iostream>

#include <ql/settings.hpp>
#include <ql/termstructures/yield/overnightindexfutureratehelper.hpp>
#include <ql/time/date.hpp>
#include <ql/time/frequency.hpp>

using std::cout;
using std::nan;

using QuantLib::Date;
using QuantLib::Frequency;
using QuantLib::Month;
using QuantLib::Settings;
using QuantLib::SofrFutureRateHelper;
using QuantLib::io::iso_date;

int main(int argc, char** argv) {
  Settings::instance().evaluationDate() = Date(31, Month::January, 2023);
  Date valueDate(15, Month::March, 2023);

  while (true) {
    SofrFutureRateHelper helper(nan(""), valueDate.month(), valueDate.year(), Frequency::Quarterly, nan(""));
    Date maturityDate = helper.maturityDate();
    cout << iso_date(valueDate) << " -> " << iso_date(maturityDate) << "\n";
  }
}