IPA constant propagation start: IPA structures before propagation: Jump functions: Jump functions of caller Lpuart_Uart_Ip_IRQHandler/26: Jump functions of caller LPUART_UART_IP_0_IRQHandler/25: Propagating constants: Not considering LPUART_UART_IP_0_IRQHandler for cloning; -fipa-cp-clone disabled. overall_size: 5, max_new_size: 11001 IPA lattices after all propagation: Lattices: Node: LPUART_UART_IP_0_IRQHandler/25: IPA decision stage: IPA constant propagation end Reclaiming functions: Reclaiming variables: Clearing address taken flags: Symbol table: Lpuart_Uart_Ip_IRQHandler/26 (Lpuart_Uart_Ip_IRQHandler) @06aa2d20 Type: function Visibility: external public References: Referring: Availability: not_available Function flags: optimize_size Called by: LPUART_UART_IP_0_IRQHandler/25 (1073741824 (estimated locally),1.00 per call) Calls: LPUART_UART_IP_0_IRQHandler/25 (LPUART_UART_IP_0_IRQHandler) @06aa28c0 Type: function definition analyzed Visibility: externally_visible public References: Referring: Availability: available Function flags: count:1073741824 (estimated locally) body optimize_size Called by: Calls: Lpuart_Uart_Ip_IRQHandler/26 (1073741824 (estimated locally),1.00 per call) ;; Function LPUART_UART_IP_0_IRQHandler (LPUART_UART_IP_0_IRQHandler, funcdef_no=25, decl_uid=4563, cgraph_uid=26, symbol_order=25) Modification phase of node LPUART_UART_IP_0_IRQHandler/25 LPUART_UART_IP_0_IRQHandler () { [local count: 1073741824]: # DEBUG BEGIN_STMT Lpuart_Uart_Ip_IRQHandler (0); return; }