Make the static table of results in sqrt const.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34791 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/APInt.cpp b/lib/Support/APInt.cpp
index 50b0dc3..da8e77a 100644
--- a/lib/Support/APInt.cpp
+++ b/lib/Support/APInt.cpp
@@ -1190,7 +1190,7 @@
   // Use a fast table for some small values. This also gets rid of some
   // rounding errors in libc sqrt for small values.
   if (magnitude <= 5) {
-    static uint8_t results[32] = {
+    static const uint8_t results[32] = {
       /*     0 */ 0,
       /*  1- 2 */ 1, 1,
       /*  3- 6 */ 2, 2, 2, 2,