diff --git a/src/abstractinterpret/abstractanalyzer.jl b/src/abstractinterpret/abstractanalyzer.jl
index 3115ccf0a..23aa30f99 100644
--- a/src/abstractinterpret/abstractanalyzer.jl
+++ b/src/abstractinterpret/abstractanalyzer.jl
@@ -550,8 +550,10 @@ CC.InferenceParams(analyzer::AbstractAnalyzer) = get_inf_params(analyzer)
 CC.OptimizationParams(analyzer::AbstractAnalyzer) = get_opt_params(analyzer)
 #=CC.=#get_inference_world(analyzer::AbstractAnalyzer) = get_world(analyzer)
 
+CC.may_compress(::AbstractAnalyzer) = !iszero(@ccall jl_generating_output()::Cint)
+
 # this overload is necessary to avoid caching with the const ABI
-CC.may_discard_trees(analyzer::AbstractAnalyzer) = false
+CC.may_discard_trees(::AbstractAnalyzer) = false
 
 let # overload `inlining_policy`
     @static if isdefined(CC, :InliningInfo)