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-rw-r--r--src/mesa/shader/shader_api.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mesa/shader/shader_api.c b/src/mesa/shader/shader_api.c
index 38f4cd03c4..828d3f062a 100644
--- a/src/mesa/shader/shader_api.c
+++ b/src/mesa/shader/shader_api.c
@@ -1469,7 +1469,8 @@ _mesa_use_program(GLcontext *ctx, GLuint program)
return;
}
if (!shProg->LinkStatus) {
- _mesa_error(ctx, GL_INVALID_OPERATION, "glUseProgram");
+ _mesa_error(ctx, GL_INVALID_OPERATION,
+ "glUseProgram(program %u not linked)", program);
return;
}
}