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-rw-r--r--source/slang/emit.cpp10
1 files changed, 10 insertions, 0 deletions
diff --git a/source/slang/emit.cpp b/source/slang/emit.cpp
index 84585f248..f17b13762 100644
--- a/source/slang/emit.cpp
+++ b/source/slang/emit.cpp
@@ -2393,6 +2393,7 @@ struct EmitVisitor
case kIROp_GlobalConstant:
case kIROp_GlobalParam:
case kIROp_Param:
+ case kIROp_Func:
return false;
// Always fold these in, because they are trivial
@@ -2513,6 +2514,15 @@ struct EmitVisitor
}
}
+ // If the instruction is at global scope, then it might represent
+ // a constant (e.g., the value of an enum case).
+ //
+ if(as<IRModuleInst>(inst->getParent()))
+ {
+ if(!inst->mightHaveSideEffects())
+ return true;
+ }
+
// Having dealt with all of the cases where we *must* fold things
// above, we can now deal with the more general cases where we
// *should not* fold things.