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-rw-r--r--core/fpdfdoc/cpdf_occontext.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/core/fpdfdoc/cpdf_occontext.cpp b/core/fpdfdoc/cpdf_occontext.cpp
index 069292c65b..e59690996c 100644
--- a/core/fpdfdoc/cpdf_occontext.cpp
+++ b/core/fpdfdoc/cpdf_occontext.cpp
@@ -181,7 +181,7 @@ bool CPDF_OCContext::GetOCGVisible(const CPDF_Dictionary* pOCGDict) {
}
bool CPDF_OCContext::CheckObjectVisible(const CPDF_PageObject* pObj) {
- for (int i = 0; i < pObj->m_ContentMark.CountItems(); i++) {
+ for (size_t i = 0; i < pObj->m_ContentMark.CountItems(); ++i) {
const CPDF_ContentMarkItem& item = pObj->m_ContentMark.GetItem(i);
if (item.GetName() == "OC" &&
item.GetParamType() == CPDF_ContentMarkItem::PropertiesDict &&