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static void printFlags()
// Print a diagnostic message to standard output if any of the preprocessor
// flags of interest are defined, and their value if a value had been set.
// An "Enter" and "Leave" message is printed unconditionally so there is
// some report even if all of the flags are undefined.
{
printf("printFlags: Enter\n");
printf("\n BSLS_PLATFORM_CMP_VERSION: %s\n",
STRINGIFY(BSLS_PLATFORM_CMP_VERSION));
printf("\n __cplusplus: %s\n", STRINGIFY(__cplusplus));
printf("\n printFlags: bsls_libraryfeatures Macros\n");
printf("\n BSLS_LIBRARYFEATURES_DETECTION_IN_PROGRESS: ");
#ifdef BSLS_LIBRARYFEATURES_DETECTION_IN_PROGRESS
printf("%s\n", STRINGIFY(BSLS_LIBRARYFEATURES_DETECTION_IN_PROGRESS) );
#else
printf("UNDEFINED\n");
#endif
printf("\n BSLS_LIBRARYFEATURES_HAS_C90_GETS: ");
#ifdef BSLS_LIBRARYFEATURES_HAS_C90_GETS
printf("%s\n", STRINGIFY(BSLS_LIBRARYFEATURES_HAS_C90_GETS) );
#else
printf("UNDEFINED\n");
#endif
printf("\n BSLS_LIBRARYFEATURES_HAS_C99_FP_CLASSIFY: ");
#ifdef BSLS_LIBRARYFEATURES_HAS_C99_FP_CLASSIFY
printf("%s\n", STRINGIFY(BSLS_LIBRARYFEATURES_HAS_C99_FP_CLASSIFY) );
#else
printf("UNDEFINED\n");
#endif
printf("\n BSLS_LIBRARYFEATURES_HAS_C99_LIBRARY: ");
#ifdef BSLS_LIBRARYFEATURES_HAS_C99_LIBRARY
printf("%s\n", STRINGIFY(BSLS_LIBRARYFEATURES_HAS_C99_LIBRARY) );
#else
printf("UNDEFINED\n");
#endif
printf("\n BSLS_LIBRARYFEATURES_HAS_C99_SNPRINTF: ");
#ifdef BSLS_LIBRARYFEATURES_HAS_C99_SNPRINTF
printf("%s\n", STRINGIFY(BSLS_LIBRARYFEATURES_HAS_C99_SNPRINTF) );
#else
printf("UNDEFINED\n");
#endif
printf("\n BSLS_LIBRARYFEATURES_HAS_CPP11_BASELINE_LIBRARY: ");
#ifdef BSLS_LIBRARYFEATURES_HAS_CPP11_BASELINE_LIBRARY
printf("%s\n",
STRINGIFY(BSLS_LIBRARYFEATURES_HAS_CPP11_BASELINE_LIBRARY) );
#else
printf("UNDEFINED\n");
#endif
printf("\n BSLS_LIBRARYFEATURES_HAS_CPP11_EXCEPTION_HANDLING: ");
#ifdef BSLS_LIBRARYFEATURES_HAS_CPP11_EXCEPTION_HANDLING
printf("%s\n",
STRINGIFY(BSLS_LIBRARYFEATURES_HAS_CPP11_EXCEPTION_HANDLING) );
#else
printf("UNDEFINED\n");
#endif
printf("\n BSLS_LIBRARYFEATURES_HAS_CPP11_GARBAGE_COLLECTION_API: ");
#ifdef BSLS_LIBRARYFEATURES_HAS_CPP11_GARBAGE_COLLECTION_API
printf("%s\n",
STRINGIFY(BSLS_LIBRARYFEATURES_HAS_CPP11_GARBAGE_COLLECTION_API) );
#else
printf("UNDEFINED\n");
#endif
printf("\n BSLS_LIBRARYFEATURES_HAS_CPP11_MISCELLANEOUS_UTILITIES: ");
#ifdef BSLS_LIBRARYFEATURES_HAS_CPP11_MISCELLANEOUS_UTILITIES
printf("%s\n",
STRINGIFY(BSLS_LIBRARYFEATURES_HAS_CPP11_MISCELLANEOUS_UTILITIES) );
#else
printf("UNDEFINED\n");
#endif
printf("\n BSLS_LIBRARYFEATURES_HAS_CPP11_PAIR_PIECEWISE_CONSTRUCTOR: ");
#ifdef BSLS_LIBRARYFEATURES_HAS_CPP11_PAIR_PIECEWISE_CONSTRUCTOR
printf("%s\n",
STRINGIFY(BSLS_LIBRARYFEATURES_HAS_CPP11_PAIR_PIECEWISE_CONSTRUCTOR) );
#else
printf("UNDEFINED\n");
#endif
printf("\n BSLS_LIBRARYFEATURES_HAS_CPP11_PROGRAM_TERMINATION: ");
#ifdef BSLS_LIBRARYFEATURES_HAS_CPP11_PROGRAM_TERMINATION
printf("%s\n",
STRINGIFY(BSLS_LIBRARYFEATURES_HAS_CPP11_PROGRAM_TERMINATION) );
#else
printf("UNDEFINED\n");
#endif
printf("\n BSLS_LIBRARYFEATURES_HAS_CPP11_RANGE_FUNCTIONS: ");
#ifdef BSLS_LIBRARYFEATURES_HAS_CPP11_RANGE_FUNCTIONS