Don't try to fold saturating_sub of VectorReduce (#6896)

don't fold saturating_sub of VectorReduce
halide · Aug 1, 2022 · e35654b · e35654b
1 parent e03b0e0
commit e35654b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/CodeGen_LLVM.cpp b/src/CodeGen_LLVM.cpp
@@ -2832,7 +2832,7 @@ void CodeGen_LLVM::visit(const Call *op) {
         internal_assert(op->args.size() == 2);
 
         // Try to fold the vector reduce for a call to saturating_add
-        const bool folded = try_to_fold_vector_reduce<Call>(op->args[0], op->args[1]);
+        const bool folded = op->is_intrinsic(Call::saturating_add) && try_to_fold_vector_reduce<Call>(op->args[0], op->args[1]);
 
         if (!folded) {
             std::string intrin;