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authorDaniel Jasper <djasper@google.com>2015-03-03 13:59:49 +0000
committerDaniel Jasper <djasper@google.com>2015-03-03 13:59:49 +0000
commitace92c4e2bb94f3f8914588c94a91fe93c75d42f (patch)
tree6dd919e3b29aacd7d62f90aa8d917d9d18f66521 /lib/Format/WhitespaceManager.cpp
parenteb4587857f7386aad6a8ad083bda0f1e401f250d (diff)
clang-format: Fix access to uninitialized memory.
With incomplete code, we aren't guaranteed to generated changes for every token. In that case, we need to assume that even the very first change can continue a preprocessor directive and initialize values accordingly. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@231066 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Format/WhitespaceManager.cpp')
-rw-r--r--lib/Format/WhitespaceManager.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Format/WhitespaceManager.cpp b/lib/Format/WhitespaceManager.cpp
index 44e5f690a2..fd5dd5991d 100644
--- a/lib/Format/WhitespaceManager.cpp
+++ b/lib/Format/WhitespaceManager.cpp
@@ -232,6 +232,7 @@ void WhitespaceManager::alignEscapedNewlines() {
unsigned MaxEndOfLine =
Style.AlignEscapedNewlinesLeft ? 0 : Style.ColumnLimit;
unsigned StartOfMacro = 0;
+ Changes[0].EscapedNewlineColumn = 0;
for (unsigned i = 1, e = Changes.size(); i < e; ++i) {
Change &C = Changes[i];
if (C.NewlinesBefore > 0) {