[WIP] Use target_ssize_t for Lowering::CastInfo::typeMin typeMax typeMask

src/jit/lower.cpp

@@ -5595,10 +5595,10 @@ void Lowering::getCastDescription(GenTree* treeNode, CastInfo* castInfo)
 
     if (castInfo->requiresOverflowCheck)
     {
-        ssize_t typeMin       = 0;
-        ssize_t typeMax       = 0;
-        ssize_t typeMask      = 0;
-        bool    signCheckOnly = false;
+        target_ssize_t typeMin       = 0;
+        target_ssize_t typeMax       = 0;
+        target_ssize_t typeMask      = 0;
+        bool           signCheckOnly = false;
 
         // Do we need to compare the value, or just check masks
         switch (dstType)

src/jit/lower.h

@@ -39,10 +39,10 @@ class Lowering : public Phase
 
         // All other fields are only meaningful if requiresOverflowCheck is set.
 
-        ssize_t typeMin;       // Lowest storable value of the dest type
-        ssize_t typeMax;       // Highest storable value of the dest type
-        ssize_t typeMask;      // For converting from/to unsigned
-        bool    signCheckOnly; // For converting between unsigned/signed int
+        target_ssize_t typeMin;       // Lowest storable value of the dest type
+        target_ssize_t typeMax;       // Highest storable value of the dest type
+        target_ssize_t typeMask;      // For converting from/to unsigned
+        bool           signCheckOnly; // For converting between unsigned/signed int
     };
 
     static void getCastDescription(GenTree* treeNode, CastInfo* castInfo);