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-rw-r--r--source/slang/slang-emit.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/source/slang/slang-emit.cpp b/source/slang/slang-emit.cpp
index 6d0ab1daa..38f066c6c 100644
--- a/source/slang/slang-emit.cpp
+++ b/source/slang/slang-emit.cpp
@@ -585,6 +585,7 @@ Result linkAndOptimizeIR(
IRDeadCodeEliminationOptions deadCodeEliminationOptions = IRDeadCodeEliminationOptions();
fastIRSimplificationOptions.minimalOptimization = defaultIRSimplificationOptions.minimalOptimization;
deadCodeEliminationOptions.useFastAnalysis = fastIRSimplificationOptions.minimalOptimization;
+ deadCodeEliminationOptions.keepGlobalParamsAlive = targetProgram->getOptionSet().getBoolOption(CompilerOptionName::PreserveParameters);
simplifyIR(targetProgram, irModule, defaultIRSimplificationOptions, sink);