mdbx: more fix MSVC '/Wall' warnings.

Change-Id: I359a3056d6bb5db762fe6b6b8a89e8ed066f8a87

test/base.h

@@ -86,6 +86,7 @@
 
 #include "../mdbx.h"
 #include "../src/defs.h"
+#include "../src/osal.h"
 
 #ifdef _MSC_VER
 #pragma warning(pop)

test/chrono.h

@@ -62,7 +62,7 @@ inline time from_seconds(uint64_t seconds) {
 
 inline time from_utc(time_t utc) {
   assert(utc >= 0);
-  return from_seconds(utc);
+  return from_seconds((uint64_t)utc);
 }
 
 inline time infinite() {

test/test.cc

@@ -66,8 +66,8 @@ const char *keygencase2str(const keygen_case keycase) {
 
 //-----------------------------------------------------------------------------
 
-static void mdbx_debug_logger(int type, const char *function, int line,
-                              const char *msg, va_list args) {
+static void mdbx_logger(int type, const char *function, int line,
+                        const char *msg, va_list args) {
   logging::loglevel level = logging::info;
   if (type & MDBX_DBG_EXTRA)
     level = logging::extra;
@@ -120,7 +120,7 @@ void testcase::db_prepare() {
     mdbx_dbg_opts |= MDBX_DBG_TRACE;
   if (config.params.loglevel <= logging::verbose)
     mdbx_dbg_opts |= MDBX_DBG_PRINT;
-  int rc = mdbx_setup_debug(mdbx_dbg_opts, mdbx_debug_logger);
+  int rc = mdbx_setup_debug(mdbx_dbg_opts, mdbx_logger);
   log_info("set mdbx debug-opts: 0x%02x", rc);
 
   MDBX_env *env = nullptr;

test/utils.h

@@ -229,7 +229,7 @@ static __inline uint64_t mul_32x32_64(uint32_t a, uint32_t b) {
 
 static __inline unsigned add_with_carry(uint64_t *sum, uint64_t addend) {
   *sum += addend;
-  return *sum < addend;
+  return (*sum < addend) ? 1u : 0u;
 }
 
 static __inline uint64_t mul_64x64_128(uint64_t a, uint64_t b, uint64_t *h) {