fix: gc preserve?

Author: avik-pal

ext/ReactantCUDAExt.jl

@@ -1208,10 +1208,10 @@ Reactant.@reactant_overlay @noinline function (func::LLVMFunc{F,tt})(
                 MLIR.API.stablehloOutputOperandAliasGet(
                     MLIR.IR.context(),
                     length(wrapper_tys) == 1 ? 0 : 1,
-                    length(wrapper_tys) == 1 ? Int64[] : Int64[argidx - 1],
+                    length(wrapper_tys) == 1 ? C_NULL : Ref{Int64}(argidx - 1),
                     argidx - 1,
                     0,
-                    Int64[],
+                    C_NULL,
                 ),
             ),
         )

src/mlir/libMLIR_h.jl

@@ -10334,14 +10334,16 @@ function stablehloOutputOperandAliasGet(
     nOperandTupleIndices,
     operandTupleIndices,
 )
-    @ccall mlir_c.stablehloOutputOperandAliasGet(
-        ctx::MlirContext,
-        nOutputTupleIndices::intptr_t,
-        outputTupleIndices::Ptr{Int64},
-        operandIndex::Int64,
-        nOperandTupleIndices::intptr_t,
-        operandTupleIndices::Ptr{Int64},
-    )::MlirAttribute
+    GC.@preserve outputTupleIndices operandTupleIndices begin
+        @ccall mlir_c.stablehloOutputOperandAliasGet(
+            ctx::MlirContext,
+            nOutputTupleIndices::intptr_t,
+            outputTupleIndices::Ptr{Int64},
+            operandIndex::Int64,
+            nOperandTupleIndices::intptr_t,
+            operandTupleIndices::Ptr{Int64},
+        )::MlirAttribute
+    end
 end
 
 function stablehloAttributeIsAOutputOperandAlias(attr)