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authorNAKAMURA Takumi <geek4civic@gmail.com>2012-02-19 03:18:29 +0000
committerNAKAMURA Takumi <geek4civic@gmail.com>2012-02-19 03:18:29 +0000
commit752b2f0d8815c65ed2ca3d8428e8060644562e24 (patch)
tree5bf747936aec0d68cbf8e537d9385ae83849b760 /lib/Support
parentac027144e8e22563c9bb057598c710aac57c072f (diff)
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APFloat::toString(): Fix overrun at scanning.
FYI, clang/test/SemaTemplate/template-id-printing.cpp had been failing due to it on cygwin-clang. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150911 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Support')
-rw-r--r--lib/Support/APFloat.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Support/APFloat.cpp b/lib/Support/APFloat.cpp
index 8913dd6..525aea2 100644
--- a/lib/Support/APFloat.cpp
+++ b/lib/Support/APFloat.cpp
@@ -3340,7 +3340,7 @@ namespace {
// Rounding down is just a truncation, except we also want to drop
// trailing zeros from the new result.
if (buffer[FirstSignificant - 1] < '5') {
- while (buffer[FirstSignificant] == '0')
+ while (FirstSignificant < N && buffer[FirstSignificant] == '0')
FirstSignificant++;
exp += FirstSignificant;