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authorChris Lattner <sabre@nondot.org>2010-08-18 00:33:47 +0000
committerChris Lattner <sabre@nondot.org>2010-08-18 00:33:47 +0000
commit5083912dd79249a8954fd3e1e381a0cd7c624fbd (patch)
tree8fd702c3f710790f04753abb999b75ba356e0d10 /lib
parentc62a4b0f03269fdad85fa683d57f1bd2b80a5c7a (diff)
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stomp some more undefined behavior, PR7775.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111337 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r--lib/Support/APInt.cpp13
1 files changed, 7 insertions, 6 deletions
diff --git a/lib/Support/APInt.cpp b/lib/Support/APInt.cpp
index 262fa42ab2..8a212a291f 100644
--- 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) {