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stomp some more undefined behavior, PR7775.
author
Chris Lattner
<sabre@nondot.org>
Wed, 18 Aug 2010 00:33:47 +0000
(
00:33
+0000)
committer
Chris Lattner
<sabre@nondot.org>
Wed, 18 Aug 2010 00:33:47 +0000
(
00:33
+0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111337
91177308
-0d34-0410-b5e6-
96231b3b80d8
lib/Support/APInt.cpp
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diff --git
a/lib/Support/APInt.cpp
b/lib/Support/APInt.cpp
index 262fa42ab2ced3988c44a5043aba7a268bd82c55..8a212a291f24d777750ed39eb1e46e3692829cff 100644
(file)
--- a/
lib/Support/APInt.cpp
+++ b/
lib/Support/APInt.cpp
@@
-2123,15
+2123,16
@@
void APInt::toString(SmallVectorImpl<char> &Str, unsigned Radix,
char *BufPtr = Buffer+65;
uint64_t N;
- if (Signed) {
+ if (!Signed) {
+ N = getZExtValue();
+ } else {
int64_t I = getSExtValue();
- if (I < 0) {
+ if (I >= 0) {
+ N = I;
+ } else {
Str.push_back('-');
-
I = -
I;
+
N = -(uint64_t)
I;
}
- N = I;
- } else {
- N = getZExtValue();
}
while (N) {