Package check result: ERROR

Check: examples, Result: ERROR
  Running examples in ‘fastQR-Ex.R’ failed
  The error most likely occurred in:
  
  > base::assign(".ptime", proc.time(), pos = "CheckExEnv")
  > ### Name: qr_fitted
  > ### Title: Compute fitted values from a QR decomposition
  > ### Aliases: qr_fitted
  > 
  > ### ** Examples
  > 
  > set.seed(1)
  > n <- 10; p <- 4
  > X <- matrix(rnorm(n * p), n, p)
  > y <- rnorm(n)
  > 
  > qr_res <- fastQR::qr_fast(X)
  > yhat1  <- fastQR::qr_fitted(qr = qr_res$qr, tau = qr_res$qraux, y = y)
  =================================================================
  ==1609418==ERROR: AddressSanitizer: stack-use-after-scope on address 0x7be369932648 at pc 0x7be3535724e6 bp 0x7ffd0a3923b0 sp 0x7ffd0a3923a8
  READ of size 8 at 0x7be369932648 thread T0
      #0 0x7be3535724e5 in Eigen::DenseStorage<double, -1, -1, -1, 0>::rows() const /home/hornik/tmp/CRAN_special_clang-san/Library/RcppEigen/include/Eigen/src/Core/DenseStorage.h:472:69
      #1 0x7be3535724e5 in Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1>>::rows() const /home/hornik/tmp/CRAN_special_clang-san/Library/RcppEigen/include/Eigen/src/Core/PlainObjectBase.h:143:58
      #2 0x7be3535724e5 in Eigen::HouseholderSequence<Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, 1, 0, -1, 1>, 1>::rows() const /home/hornik/tmp/CRAN_special_clang-san/Library/RcppEigen/include/Eigen/src/Householder/HouseholderSequence.h:205:76
      #3 0x7be3535724e5 in void Eigen::HouseholderSequence<Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, 1, 0, -1, 1>, 1>::applyThisOnTheLeft<Eigen::Matrix<double, -1, 1, 0, -1, 1>, Eigen::Matrix<double, 1, 1, 1, 1, 1>>(Eigen::Matrix<double, -1, 1, 0, -1, 1>&, Eigen::Matrix<double, 1, 1, 1, 1, 1>&, bool) const /home/hornik/tmp/CRAN_special_clang-san/Library/RcppEigen/include/Eigen/src/Householder/HouseholderSequence.h:408:28
      #4 0x7be3536d40be in void Eigen::HouseholderSequence<Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, 1, 0, -1, 1>, 1>::applyThisOnTheLeft<Eigen::Matrix<double, -1, 1, 0, -1, 1>>(Eigen::Matrix<double, -1, 1, 0, -1, 1>&, bool) const /home/hornik/tmp/CRAN_special_clang-san/Library/RcppEigen/include/Eigen/src/Householder/HouseholderSequence.h:364:7
      #5 0x7be3536d40be in Eigen::internal::matrix_type_times_scalar_type<double, Eigen::Matrix<double, -1, 1, 0, -1, 1>>::Type Eigen::HouseholderSequence<Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, 1, 0, -1, 1>, 1>::operator*<Eigen::Matrix<double, -1, 1, 0, -1, 1>>(Eigen::MatrixBase<Eigen::Matrix<double, -1, 1, 0, -1, 1>> const&) const /home/hornik/tmp/CRAN_special_clang-san/Library/RcppEigen/include/Eigen/src/Householder/HouseholderSequence.h:427:7
      #6 0x7be3536d40be in qr_fitted_rank(Eigen::Matrix<double, -1, -1, 0, -1, -1> const&, Eigen::Matrix<double, -1, 1, 0, -1, 1> const&, Eigen::Matrix<double, -1, 1, 0, -1, 1> const&, int) /home/hornik/tmp/CRAN_special_clang-san/fastQR.Rcheck/00_pkg_src/fastQR/src/fastQRutils.cpp:361:34
      #7 0x7be3534f2a0f in qr_fitted(Eigen::Matrix<double, -1, -1, 0, -1, -1> const&, Eigen::Matrix<double, -1, 1, 0, -1, 1> const&, Eigen::Matrix<double, -1, 1, 0, -1, 1> const&, Rcpp::Nullable<int>) /home/hornik/tmp/CRAN_special_clang-san/fastQR.Rcheck/00_pkg_src/fastQR/src/QR_utils_wrap.cpp:1435:21
      #8 0x7be3536aa0a7 in _fastQR_qr_fitted /home/hornik/tmp/CRAN_special_clang-san/fastQR.Rcheck/00_pkg_src/fastQR/src/RcppExports.cpp:195:34
      #9 0x7fe36eb445cc in R_doDotCall /home/hornik/src/R/src/main/dotcode.c:763:11
      #10 0x7fe36eced782 in bcEval_loop /home/hornik/src/R/src/main/eval.c:8682:21
      #11 0x7fe36ec9ba34 in bcEval /home/hornik/src/R/src/main/eval.c:7515:16
      #12 0x7fe36ec9a16f in Rf_eval /home/hornik/src/R/src/main/eval.c:1167:8
      #13 0x7fe36eca499b in R_execClosure /home/hornik/src/R/src/main/eval.c:2389:22
      #14 0x7fe36eca0293 in applyClosure_core /home/hornik/src/R/src/main/eval.c:2302:16
      #15 0x7fe36ec9aaef in Rf_applyClosure /home/hornik/src/R/src/main/eval.c:2324:16
      #16 0x7fe36ec9aaef in Rf_eval /home/hornik/src/R/src/main/eval.c:1280:12
      #17 0x7fe36ecb33f5 in do_set /home/hornik/src/R/src/main/eval.c:3581:8
      #18 0x7fe36ec9a53b in Rf_eval /home/hornik/src/R/src/main/eval.c:1232:12
      #19 0x7fe36eddf3f5 in Rf_ReplIteration /home/hornik/src/R/src/main/main.c:264:15
      #20 0x7fe36ede2550 in R_ReplConsole /home/hornik/src/R/src/main/main.c:317:11
      #21 0x7fe36ede2364 in run_Rmainloop /home/hornik/src/R/src/main/main.c:1235:5
      #22 0x7fe36ede264a in Rf_mainloop /home/hornik/src/R/src/main/main.c:1242:5
      #23 0x55e3a0d97004 in main /home/hornik/src/R/src/main/Rmain.c:29:5
      #24 0x7fe36de29f74 in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
      #25 0x7fe36de2a026 in __libc_start_main csu/../csu/libc-start.c:360:3
      #26 0x55e3a0cac380 in _start (/home/hornik/tmp/R-d-clang-xtra/bin/exec/R+0x2c380) (BuildId: bc88c46ef9240773c07d57c927010d00876dfe01)
  
  Address 0x7be369932648 is located in stack of thread T0 at offset 584 in frame
      #0 0x7be3536d3b17 in qr_fitted_rank(Eigen::Matrix<double, -1, -1, 0, -1, -1> const&, Eigen::Matrix<double, -1, 1, 0, -1, 1> const&, Eigen::Matrix<double, -1, 1, 0, -1, 1> const&, int) /home/hornik/tmp/CRAN_special_clang-san/fastQR.Rcheck/00_pkg_src/fastQR/src/fastQRutils.cpp:341
  
    This frame has 19 object(s):
      [32, 40) 'workspace'
      [64, 88) 'srcEvaluator'
      [128, 152) 'dstEvaluator'
      [192, 224) 'kernel'
      [256, 257) 'ref.tmp'
      [272, 280) 'workspace'
      [304, 328) 'srcEvaluator'
      [368, 376) 'dstEvaluator'
      [400, 432) 'kernel'
      [464, 465) 'ref.tmp'
      [480, 481) 'ref.tmp'
      [496, 536) 'Q' (line 359)
      [576, 600) 'ref.tmp' (line 359) <== Memory access at offset 584 is inside this variable
      [640, 696) 'ref.tmp' (line 359)
      [736, 752) 'ref.tmp' (line 359)
      [768, 784) 'Qty' (line 361)
      [800, 840) 'ref.tmp' (line 361)
      [880, 896) 'tmp' (line 362)
      [912, 968) 'ref.tmp' (line 363)
  HINT: this may be a false positive if your program uses some custom stack unwind mechanism, swapcontext or vfork
        (longjmp and C++ exceptions *are* supported)
  SUMMARY: AddressSanitizer: stack-use-after-scope /home/hornik/tmp/CRAN_special_clang-san/Library/RcppEigen/include/Eigen/src/Core/DenseStorage.h:472:69 in Eigen::DenseStorage<double, -1, -1, -1, 0>::rows() const
  Shadow bytes around the buggy address:
    0x7be369932380: f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5
    0x7be369932400: f1 f1 f1 f1 f8 f2 f2 f2 f8 f8 f8 f2 f2 f2 f2 f2
    0x7be369932480: f8 f8 f8 f2 f2 f2 f2 f2 f8 f8 f8 f8 f2 f2 f2 f2
    0x7be369932500: f8 f2 00 f2 f2 f2 f8 f8 f8 f2 f2 f2 f2 f2 f8 f2
    0x7be369932580: f2 f2 f8 f8 f8 f8 f2 f2 f2 f2 f8 f2 f8 f2 00 00
  =>0x7be369932600: 00 00 00 f2 f2 f2 f2 f2 f8[f8]f8 f2 f2 f2 f2 f2
    0x7be369932680: f8 f8 f8 f8 f8 f8 f8 f2 f2 f2 f2 f2 f8 f8 f2 f2
    0x7be369932700: 00 00 f2 f2 00 00 00 00 00 f2 f2 f2 f2 f2 f8 f8
    0x7be369932780: f2 f2 f8 f8 f8 f8 f8 f8 f8 f3 f3 f3 f3 f3 f3 f3
    0x7be369932800: f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5
    0x7be369932880: f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5 f5
  Shadow byte legend (one shadow byte represents 8 application bytes):
    Addressable:           00
    Partially addressable: 01 02 03 04 05 06 07 
    Heap left redzone:       fa
    Freed heap region:       fd
    Stack left redzone:      f1
    Stack mid redzone:       f2
    Stack right redzone:     f3
    Stack after return:      f5
    Stack use after scope:   f8
    Global redzone:          f9
    Global init order:       f6
    Poisoned by user:        f7
    Container overflow:      fc
    Array cookie:            ac
    Intra object redzone:    bb
    ASan internal:           fe
    Left alloca redzone:     ca
    Right alloca redzone:    cb
  ==1609418==ABORTING

Post-processing issues found:

File: fastQR-Ex.Rout
==1609418==ERROR: AddressSanitizer: stack-use-after-scope on address 0x7be369932648 at pc 0x7be3535724e6 bp 0x7ffd0a3923b0 sp 0x7ffd0a3923a8
SUMMARY: AddressSanitizer: stack-use-after-scope /home/hornik/tmp/CRAN_special_clang-san/Library/RcppEigen/include/Eigen/src/Core/DenseStorage.h:472:69 in Eigen::DenseStorage<double, -1, -1, -1, 0>::rows() const
  ASan internal:           fe

File: 00check.log
==1609418==ERROR: AddressSanitizer: stack-use-after-scope on address 0x7be369932648 at pc 0x7be3535724e6 bp 0x7ffd0a3923b0 sp 0x7ffd0a3923a8
SUMMARY: AddressSanitizer: stack-use-after-scope /home/hornik/tmp/CRAN_special_clang-san/Library/RcppEigen/include/Eigen/src/Core/DenseStorage.h:472:69 in Eigen::DenseStorage<double, -1, -1, -1, 0>::rows() const
  ASan internal:           fe