Fix more MSVC warnings

2 files changed, 6 insertions, 5 deletions

diff --git a/src/lib/utils/mem_pool/mem_pool.cpp b/src/lib/utils/mem_pool/mem_pool.cpp
index d25343383..e052c10e7 100644
--- a/src/lib/utils/mem_pool/mem_pool.cpp
+++ b/src/lib/utils/mem_pool/mem_pool.cpp
@@ -63,7 +63,7 @@ Memory_Pool::Memory_Pool(uint8_t* pool,
 
 void* Memory_Pool::allocate(size_t req)
    {
-   const size_t alignment = (1 << m_align_bit);
+   const size_t alignment = (static_cast<size_t>(1) << m_align_bit);
 
    if(req > m_pool_size)
       return nullptr;
diff --git a/src/lib/utils/os_utils.cpp b/src/lib/utils/os_utils.cpp
index 7d50dac77..86e5443c3 100644
--- a/src/lib/utils/os_utils.cpp
+++ b/src/lib/utils/os_utils.cpp
@@ -216,20 +216,21 @@ uint64_t OS::get_system_timestamp_ns()
 
 size_t OS::system_page_size()
    {
+   const size_t default_page_size = 4096;
+
 #if defined(BOTAN_TARGET_OS_HAS_POSIX1)
    long p = ::sysconf(_SC_PAGESIZE);
    if(p > 1)
       return static_cast<size_t>(p);
    else
-      return 4096;
+      return default_page_size;
 #elif defined(BOTAN_TARGET_OS_HAS_VIRTUAL_LOCK)
    SYSTEM_INFO sys_info;
    ::GetSystemInfo(&sys_info);
    return sys_info.dwPageSize;
+#else
+   return default_page_size;
 #endif
-
-   // default value
-   return 4096;
    }
 
 size_t OS::get_memory_locking_limit()