 !DISubprogram(name: "f", linkageName: "_ZN0A0fEv", scope: !0, file: !0, line: 0, type: !00, isLocal: false, isDefinition: false, scopeLine: 0, containingType: !0, virtuality: DW_VIRTUALITY_virtual, virtualIndex: 0, flags: DIFlagPrototyped, isOptimized: false) !00 = 