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-rw-r--r--src/gui/opengl/qopengl.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gui/opengl/qopengl.cpp b/src/gui/opengl/qopengl.cpp
index a77d6743ad..3dedd7d7be 100644
--- a/src/gui/opengl/qopengl.cpp
+++ b/src/gui/opengl/qopengl.cpp
@@ -79,7 +79,7 @@ QOpenGLExtensionMatcher::QOpenGLExtensionMatcher()
if (!glGetStringi)
return;
- GLint numExtensions;
+ GLint numExtensions = 0;
funcs->glGetIntegerv(GL_NUM_EXTENSIONS, &numExtensions);
for (int i = 0; i < numExtensions; ++i) {