commit 0468ab302537912264f61066fe8b780e52c7f5ef
author Reid Spencer <rspencer@reidspencer.com> Sat Apr 14 00:00:10 2007 +0000
committer Reid Spencer <rspencer@reidspencer.com> Sat Apr 14 00:00:10 2007 +0000
tree 9f5d9d6112318091547e2eacfd016e0391a7c465
parent f6a15eb1a1c5313a3fa9fb466f46a0740e1c0ede

We want the number of bits needed, not the power of 2.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35977 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Support/APInt.cpp

diff --git a/lib/Support/APInt.cpp b/lib/Support/APInt.cpp
index a35b116..d7933fc 100644
--- a/lib/Support/APInt.cpp
+++ b/lib/Support/APInt.cpp
@@ -693,7 +693,7 @@
   APInt tmp(sufficient, str, slen, radix);
 
   // Compute how many bits are required.
-  return isNegative + tmp.logBase2();
+  return isNegative + tmp.logBase2() + 1;
 }
 
 uint64_t APInt::getHashValue() const {