The scenario is a program has been linked for the first time and we
cache the program metadata, then glLinkProgram() is called for a second
time. Since we will now retrieve the program metadata from cache we need
to skip linking.
---
src/compiler/glsl/shader_cache.cpp | 1 +
1 file changed, 1 insertion(+)
diff --git a/src/compiler/glsl/shader_cache.cpp
b/src/compiler/glsl/shader_cache.cpp
index 9efc1b6..30255bc 100644
--- a/src/compiler/glsl/shader_cache.cpp
+++ b/src/compiler/glsl/shader_cache.cpp
@@ -709,6 +709,7 @@ shader_cache_read_program_metadata(struct gl_context *ctx,
"discard the item from the cache and rebuild from source.\n");
}
+ prog->Version = 0; /* This is used to flag a shader retrieved from cache */
prog->LinkStatus = true;
free (buffer);
--
2.5.5
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