Ticket #8568: loop_warning.patch

boost/functional/hash/hash.hpp

@@ -152 +152 @@
              std::size_t seed = 0;
              T positive = val < 0 ? -1 - val : val;
 
+#if defined(BOOST_MSVC)
+#pragma warning(push)
+#if BOOST_MSVC <= 1700
+#pragma warning(disable:6295) // Ill-defined for-loop : 'unsigned int' values
+                              // are always of range '0' to '4294967295'.
+                              // Loop executes infinitely.
+#endif
+#endif
+
              // Hopefully, this loop can be unrolled.
              for(unsigned int i = length * size_t_bits; i > 0; i -= size_t_bits)
              {
@@ -159 +168 @@
              }
              seed ^= (std::size_t) val + (seed<<6) + (seed>>2);
 
+#if defined(BOOST_MSVC)
+#pragma warning(pop)
+#endif
+
              return seed;
         }
 
@@ -172 +185 @@
 
              std::size_t seed = 0;
 
+#if defined(BOOST_MSVC)
+#pragma warning(push)
+#if BOOST_MSVC <= 1700
+#pragma warning(disable:6295) // Ill-defined for-loop : 'unsigned int' values
+                              // are always of range '0' to '4294967295'.
+                              // Loop executes infinitely.
+#endif
+#endif
+
              // Hopefully, this loop can be unrolled.
              for(unsigned int i = length * size_t_bits; i > 0; i -= size_t_bits)
              {
@@ -179 +201 @@
              }
              seed ^= (std::size_t) val + (seed<<6) + (seed>>2);
 
+#if defined(BOOST_MSVC)
+#pragma warning(pop)
+#endif
+
              return seed;
         }
     }