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From: Jose Luis Blanco Claraco <joseluisblancoc@gmail.com>
Date: Sun, 9 Nov 2025 22:42:12 +0100
Subject: fix-segfault-opengl-memory-corruption
===================================================================
---
libs/opengl/CMakeLists.txt | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/libs/opengl/CMakeLists.txt b/libs/opengl/CMakeLists.txt
index af09bf0..0f0b653 100644
--- a/libs/opengl/CMakeLists.txt
+++ b/libs/opengl/CMakeLists.txt
@@ -43,6 +43,15 @@ if(NOT BUILD_mrpt-opengl)
return()
endif()
+# Workaround to Debian bug https://bugs.debian.org/1115155
+# Apparently caused by memory corruption in the vtable of these classes,
+# but neither sanitizers, nor valgrind detect anything wrong.
+set_source_files_properties(
+ src/CRenderizableShaderTriangles.cpp
+ src/CTexturedPlane.cpp
+ PROPERTIES COMPILE_OPTIONS "-O1"
+)
+
if (MRPT_OPENGL_PROFILER)
target_compile_definitions(opengl PRIVATE MRPT_OPENGL_PROFILER)
endif()
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