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[to #50246096] fix stack overflow when generate object construct

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obdev
2023-06-12 08:12:22 +00:00
committed by ob-robot
parent 78df99f897
commit ca8c8f6c19
1 changed files with 3 additions and 0 deletions
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3
src/pl/ob_pl_user_type.cpp
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@ -217,8 +217,10 @@ int ObUserDefinedType::generate_new(ObPLCodeGenerator &generator,
ObLLVMType ptr_type;
ObLLVMType ir_type;
ObLLVMType ir_pointer_type;
ObLLVMValue stack;
int64_t init_size = 0;
// Step 1: 初始化内存
OZ (generator.get_helper().stack_save(stack));
OZ (generator.get_helper().get_llvm_type(ObIntType, ptr_type));
OZ (generator.get_helper().create_alloca("alloc_composite_addr", ptr_type, extend_ptr));
OZ (args.push_back(generator.get_vars().at(generator.CTX_IDX)));
@ -248,6 +250,7 @@ int ObUserDefinedType::generate_new(ObPLCodeGenerator &generator,
OZ (generator.get_helper().create_int_to_ptr(ObString("ptr_to_user_type"), value, ir_pointer_type,
composite_value));
OZ (generate_construct(generator, ns, composite_value, s));
OZ (generator.get_helper().stack_restore(stack));
return ret;
}