parser: "invalid function arguments type; expected []ast.Expr, got <nil>"

u@x1 ~/D/g/s/g/m/uc> uparse testdata/quiet/mips/m01.c 
Parsing "testdata/quiet/mips/m01.c"

…

S44 ;(3,;) reduce:57(Expr15 : int_lit   << astx.NewBasicLit(X[0], token.IntLit) >>)
S61 ;(3,;) reduce:54(Expr14 : Expr15    <<  >>)
S60 ;(3,;) reduce:51(Expr13L : Expr14   <<  >>)
S58 ;(3,;) reduce:48(Expr12L : Expr13L  <<  >>)
S57 ;(3,;) reduce:43(Expr10L : Expr12L  <<  >>)
S56 ;(3,;) reduce:40(Expr9L : Expr10L   <<  >>)
S55 ;(3,;) reduce:38(Expr5L : Expr9L    <<  >>)
S166 ;(3,;) reduce:37(Expr2R : Expr2R "=" Expr5L    << astx.NewBinaryExpr(X[0], token.Assign, X[2]) >>)
S53 ;(3,;) reduce:35(Expr : Expr2R  <<  >>)
S48 ;(3,;) shift:84
pos: 132
typ: 4
lit: jal

S84 ident(4,jal) reduce:25(Stmt : Expr ";"  << astx.NewExprStmt(X[0]) >>)
S47 ident(4,jal) shift:42
pos: 135
typ: 5
lit: (

S42 ((5,() shift:64
pos: 136
typ: 6
lit: )

S64 )(6,)) reduce:63(Args : empty   << nil, nil >>)
S120 )(6,)) shift:195
pos: 137
typ: 3
lit: ;

S195 ;(3,;) reduce:60(Expr15 : ident "(" Args ")"   << astx.NewCallExpr(X[0], X[2]) >>)
2016/04/10 00:41:35 main.parseFile (uparse.go:71): error: Error in S47: ;(3,;), Pos(offset=137, line=29, column=1)github.com/mewmew/uc/ast/astx.NewCallExpr (astx.go:313): error: invalid function arguments type; expected []ast.Expr, got <nil>

mewmew / uc

parser: "invalid function arguments type; expected []ast.Expr, got <nil>" #36