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authorDimitry Andric <dim@FreeBSD.org>2017-05-29 16:25:25 +0000
committerDimitry Andric <dim@FreeBSD.org>2017-05-29 16:25:25 +0000
commitab44ce3d598882e51a25eb82eb7ae6308de85ae6 (patch)
tree568d786a59d49bef961dcb9bd09d422701b9da5b /tools/llvm-pdbdump/PrettyClassLayoutGraphicalDumper.cpp
parentb5630dbadf9a2a06754194387d6b0fd9962a67f1 (diff)
Diffstat (limited to 'tools/llvm-pdbdump/PrettyClassLayoutGraphicalDumper.cpp')
-rw-r--r--tools/llvm-pdbdump/PrettyClassLayoutGraphicalDumper.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/llvm-pdbdump/PrettyClassLayoutGraphicalDumper.cpp b/tools/llvm-pdbdump/PrettyClassLayoutGraphicalDumper.cpp
index 16cec82f718a..d11472679626 100644
--- a/tools/llvm-pdbdump/PrettyClassLayoutGraphicalDumper.cpp
+++ b/tools/llvm-pdbdump/PrettyClassLayoutGraphicalDumper.cpp
@@ -80,7 +80,8 @@ bool PrettyClassLayoutGraphicalDumper::start(const UDTLayoutBase &Layout) {
if (Item->getLayoutSize() > 0) {
uint32_t Prev = RelativeOffset + Item->getLayoutSize() - 1;
- NextPaddingByte = UseMap.find_next_unset(Prev);
+ if (Prev < UseMap.size())
+ NextPaddingByte = UseMap.find_next_unset(Prev);
}
}