Function zupgtr_

extern(C) void zupgtr_ (
  char* uplo,
  int* n,
  std.complex.Complex!(double)* ap,
  std.complex.Complex!(double)* tau,
  std.complex.Complex!(double)* q,
  int* ldq,
  std.complex.Complex!(double)* work,
  int* info,
  int uplo_len
);