Fix issues with -fsanitize=address [CI SKIP]

include/boost/multiprecision/gmp.hpp

@@ -360,6 +360,7 @@ struct gmp_float_imp
                   // happens, account for it here.
                   // example: cout << fixed << setprecision(3) << mpf_float_50("99.9809")
                   digits -= old_e - e;
+                  (*free_func_ptr)((void*)ps, std::strlen(ps) + 1);
                   ps = mpf_get_str(0, &e, 10, static_cast<std::size_t>(digits), m_data);
                   --e; // To match with what our formatter expects.
                }

include/boost/multiprecision/mpfr.hpp

@@ -329,6 +329,7 @@ struct mpfr_float_imp<digits10, allocate_dynamic>
                   // change the number of digits to the left of the decimal, if that
                   // happens, account for it here.
                   // example: cout << fixed << setprecision(3) << mpf_float_50("99.9809")
+                  mpfr_free_str(ps);
                   digits -= old_e - e;
                   ps = mpfr_get_str(0, &e, 10, static_cast<std::size_t>(digits), m_data, GMP_RNDN);
                   --e; // To match with what our formatter expects.

performance/sf_performance.cpp

@@ -5,9 +5,18 @@
 
 #include "sf_performance.hpp"
 
+#ifdef __clang__
+#if __has_feature(address_sanitizer) || __has_feature(memory_sanitizer)
+// memory sanitizer is incompatible with this test:
+# define DISABLE_THIS_TEST
+#endif
+#endif
+
 boost::atomic<unsigned>                                                     allocation_count(0);
 std::map<std::string, std::map<std::string, std::pair<double, unsigned> > > result_table;
 
+#ifndef DISABLE_THIS_TEST
+
 void* (*alloc_func_ptr)(size_t);
 void* (*realloc_func_ptr)(void*, size_t, size_t);
 void (*free_func_ptr)(void*, size_t);
@@ -95,3 +104,7 @@ int main()
 
    print_quickbook_tables();
 }
+
+#else
+int main() { return 0; }
+#endif

test/test_mixed_move_cpp_int.cpp

@@ -14,6 +14,15 @@
 #include <boost/multiprecision/cpp_int.hpp>
 #include "test.hpp"
 
+#ifdef __clang__
+#if __has_feature(address_sanitizer) || __has_feature(memory_sanitizer)
+// memory sanitizer is incompatible with this test:
+# define DISABLE_THIS_TEST
+#endif
+#endif
+
+#ifndef DISABLE_THIS_TEST
+
 unsigned alloc_count = 0;
 void* operator new(std::size_t count)
 {
@@ -205,3 +214,7 @@ int main()
 
    return boost::report_errors();
 }
+
+#else
+int main(){ return 0; }
+#endif