aboutsummaryrefslogtreecommitdiffhomepage
diff options
context:
space:
mode:
authorUnknown <nyamatongwe@gmail.com>2013-08-07 16:59:35 +1000
committerUnknown <nyamatongwe@gmail.com>2013-08-07 16:59:35 +1000
commit3d10a17720412aa7776b72966b39b912f3d4363b (patch)
tree7bfe581e6daf85739c8a970775360b31ef81f0f7
parent85441d442a67ecae557e7ec74409d0dc1e3c1cac (diff)
downloadscintilla-mirror-3d10a17720412aa7776b72966b39b912f3d4363b.tar.gz
Ensure no reads outside allocation.
-rw-r--r--src/PositionCache.cxx2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/PositionCache.cxx b/src/PositionCache.cxx
index d833ac982..7201ff548 100644
--- a/src/PositionCache.cxx
+++ b/src/PositionCache.cxx
@@ -461,7 +461,7 @@ TextSegment BreakFinder::Next() {
else if (encodingFamily == efDBCS)
charWidth = pdoc->IsDBCSLeadByte(ll->chars[nextBreak]) ? 2 : 1;
Representation *repr = preprs->RepresentationFromCharacter(ll->chars + nextBreak, charWidth);
- if ((ll->styles[nextBreak] != ll->styles[nextBreak - 1]) ||
+ if (((nextBreak > 0) && (ll->styles[nextBreak] != ll->styles[nextBreak - 1])) ||
repr ||
(nextBreak == saeNext)) {
while ((nextBreak >= saeNext) && (saeNext < lineEnd)) {