(CommandList children: [ (If arms: [ (if_arm cond: [ (Sentence child: (C {(test)} {(DQ ($ VSub_Number '$1'))} {(Lit_Other '=')} {(DQ (-topdir))}) terminator: <Op_Semi ';'> ) ] action: [ (Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (LhsName name:TOPDIR) op: Equal rhs: {(DQ ($ VSub_Number '$2'))} spids: [77] ) ] spids: [77] ) (Sentence child:(C {(shift)}) terminator:<Op_Semi ';'>) (Sentence child:(C {(shift)}) terminator:<Op_Semi ';'>) ] spids: [-1 74] ) ] else_action: [ (Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (LhsName name:TOPDIR) op: Equal rhs: { (CommandSubPart command_list: (CommandList children:[(C {(llvm-config)} {(--src-root)})]) left_token: <Left_Backtick '`'> spids: [93 97] ) } spids: [92] ) ] spids: [92] ) ] spids: [89 99] ) (If arms: [ (if_arm cond: [ (Sentence child: (C {(test)} {(-d)} {(DQ ($ VSub_Name '$TOPDIR'))}) terminator: <Op_Semi ';'> ) ] action: [ (C {(cd)} {($ VSub_Name '$TOPDIR')}) (C {(./utils/llvmdo)} {(-topdir)} {(DQ ($ VSub_Name '$TOPDIR'))} {(-dirs)} {(DQ ('include lib tools utils examples projects'))} {(echo)} ) ] spids: [-1 114] ) ] else_action: [(C {(echo)} {(DQ ("Can't find LLVM top directory"))})] spids: [140 149] ) ] )