diff --git a/base/ryu/shortest.jl b/base/ryu/shortest.jl
index 21ef2e8c02e85a..53ab1d61a809a9 100644
--- a/base/ryu/shortest.jl
+++ b/base/ryu/shortest.jl
@@ -365,10 +365,10 @@ end
         c1 = (c ÷ 100) << 1
         d0 = (d % 100) << 1
         d1 = (d ÷ 100) << 1
-        memcpy(ptr, pos + olength - 2, ptr2, c0 + 1, 2)
-        memcpy(ptr, pos + olength - 4, ptr2, c1 + 1, 2)
-        memcpy(ptr, pos + olength - 6, ptr2, d0 + 1, 2)
-        memcpy(ptr, pos + olength - 8, ptr2, d1 + 1, 2)
+        memcpy(ptr, pos + olength - 2, ptr2, (c0 + 1)::UInt, 2)
+        memcpy(ptr, pos + olength - 4, ptr2, (c1 + 1)::UInt, 2)
+        memcpy(ptr, pos + olength - 6, ptr2, (d0 + 1)::UInt, 2)
+        memcpy(ptr, pos + olength - 8, ptr2, (d1 + 1)::UInt, 2)
         i += 8
     end
     output2 = output % UInt32
@@ -377,14 +377,14 @@ end
         output2 = div(output2, UInt32(10000))
         c0 = (c % 100) << 1
         c1 = (c ÷ 100) << 1
-        memcpy(ptr, pos + olength - i - 2, ptr2, c0 + 1, 2)
-        memcpy(ptr, pos + olength - i - 4, ptr2, c1 + 1, 2)
+        memcpy(ptr, pos + olength - i - 2, ptr2, (c0 + 1)::UInt, 2)
+        memcpy(ptr, pos + olength - i - 4, ptr2, (c1 + 1)::UInt, 2)
         i += 4
     end
     if output2 >= 100
         c = (output2 % UInt32(100)) << 1
         output2 = div(output2, UInt32(100))
-        memcpy(ptr, pos + olength - i - 2, ptr2, c + 1, 2)
+        memcpy(ptr, pos + olength - i - 2, ptr2, (c + 1)::UInt, 2)
         i += 2
     end
     if output2 >= 10
diff --git a/base/strings/string.jl b/base/strings/string.jl
index 1ebb85ff78dd22..e0b2e4a2829716 100644
--- a/base/strings/string.jl
+++ b/base/strings/string.jl
@@ -92,7 +92,7 @@ String(s::CodeUnits{UInt8,String}) = s.s
 ## low-level functions ##
 
 pointer(s::String) = unsafe_convert(Ptr{UInt8}, s)
-pointer(s::String, i::Integer) = pointer(s)+(i-1)
+pointer(s::String, i::Integer) = pointer(s) + (i - 1)::Integer
 
 @pure ncodeunits(s::String) = Core.sizeof(s)
 codeunit(s::String) = UInt8