Backport: perLineData is polymorphic so replace static_cast with dynamic_cast for better

type safety and adherence to C++ Core Guidelines C.146.

Backport of changeset 8019:91a3db714f60.

1 files changed, 5 insertions, 5 deletions

diff --git a/src/Document.cxx b/src/Document.cxx
index 157599952..9a068fcf8 100644
--- a/src/Document.cxx
+++ b/src/Document.cxx
@@ -189,23 +189,23 @@ void Document::RemoveLine(Sci::Line line) {
 }
 
 LineMarkers *Document::Markers() const noexcept {
-	return static_cast<LineMarkers *>(perLineData[ldMarkers].get());
+	return dynamic_cast<LineMarkers *>(perLineData[ldMarkers].get());
 }
 
 LineLevels *Document::Levels() const noexcept {
-	return static_cast<LineLevels *>(perLineData[ldLevels].get());
+	return dynamic_cast<LineLevels *>(perLineData[ldLevels].get());
 }
 
 LineState *Document::States() const noexcept {
-	return static_cast<LineState *>(perLineData[ldState].get());
+	return dynamic_cast<LineState *>(perLineData[ldState].get());
 }
 
 LineAnnotation *Document::Margins() const noexcept {
-	return static_cast<LineAnnotation *>(perLineData[ldMargin].get());
+	return dynamic_cast<LineAnnotation *>(perLineData[ldMargin].get());
 }
 
 LineAnnotation *Document::Annotations() const noexcept {
-	return static_cast<LineAnnotation *>(perLineData[ldAnnotation].get());
+	return dynamic_cast<LineAnnotation *>(perLineData[ldAnnotation].get());
 }
 
 int Document::LineEndTypesSupported() const {