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-rw-r--r--core/fpdfapi/render/cpdf_charposlist.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/core/fpdfapi/render/cpdf_charposlist.cpp b/core/fpdfapi/render/cpdf_charposlist.cpp
index ddb215c48b..7c0e28875c 100644
--- a/core/fpdfapi/render/cpdf_charposlist.cpp
+++ b/core/fpdfapi/render/cpdf_charposlist.cpp
@@ -41,7 +41,9 @@ void CPDF_CharPosList::Load(const std::vector<uint32_t>& charCodes,
uint32_t GlyphID = charpos.m_GlyphIndex;
#if _FX_PLATFORM_ == _FX_PLATFORM_APPLE_
charpos.m_ExtGID = pFont->GlyphFromCharCodeExt(CharCode);
- GlyphID = charpos.m_ExtGID;
+ GlyphID = charpos.m_ExtGID != static_cast<uint32_t>(-1)
+ ? charpos.m_ExtGID
+ : charpos.m_GlyphIndex;
#endif
CFX_Font* pCurrentFont;
if (GlyphID != static_cast<uint32_t>(-1)) {