1 files changed, 7 insertions, 0 deletions
diff --git a/source/blender/gpu/GPU_vertex_format.h b/source/blender/gpu/GPU_vertex_format.h
index 74fad51f571..b0ff7c1820f 100644
--- a/source/blender/gpu/GPU_vertex_format.h
+++ b/source/blender/gpu/GPU_vertex_format.h
@@ -28,6 +28,7 @@
 
 #include "GPU_common.h"
 #include "BLI_compiler_compat.h"
+#include "BLI_assert.h"
 
 #define GPU_VERT_ATTR_MAX_LEN 16
 #define GPU_VERT_ATTR_MAX_NAMES 4
@@ -70,6 +71,12 @@ typedef struct GPUVertAttr {
   uchar names[GPU_VERT_ATTR_MAX_NAMES];
 } GPUVertAttr;
 
+BLI_STATIC_ASSERT(GPU_VERT_ATTR_NAMES_BUF_LEN <= 256,
+                  "We use uchar as index inside the name buffer "
+                  "so GPU_VERT_ATTR_NAMES_BUF_LEN needs to be be "
+                  "smaller than GPUVertFormat->name_offset and "
+                  "GPUVertAttr->names maximum value");
+
 typedef struct GPUVertFormat {
   /** 0 to 16 (GPU_VERT_ATTR_MAX_LEN). */
   uint attr_len : 5;