Issues

• Namespace-scope variables with dynamic initializers get wrong values when defined in separate transactions (cling 1.2)

  root-project/cling#567 · Filter by author rokabytedev opened on Aug 17, 2026
  2

• Division by zero by variables and with assignments in a function or interactive leads to crash: 1.4-dev and 1.2

  bug
  root-project/cling#562 · Filter by author Twenkid opened on Mar 15, 2026
  1

• .undo back beyond the first definition -- crash 1.4-dev

  bug
  root-project/cling#561 · Filter by author Twenkid opened on Mar 15, 2026
  3

• When is LLVM_PATH needed?

  root-project/cling#560 · Filter by author bberberov opened on Jan 27, 2026
  7

• [Windows] Can't build cling v1.3~dev in Release, but no problem in Debug

  root-project/cling#558 · Filter by author zwStarlight opened on Nov 22, 2025
  5

• Can't build cling v1.2 due to wrong number of arguments to Parser

  bug
  root-project/cling#556 · Filter by author thomasjm opened on Sep 2, 2025
  6

• Run cling with no terminal niceties

  root-project/cling#555 · Filter by author rusimody opened on Aug 26, 2025

• ROOT Cling cannot run with libfmt using C++23

  bug
  root-project/cling#553 · Filter by author YanzhaoW opened on Aug 15, 2025

• Assertion failed: Pragma handler already exists for this identifier

  bug
  root-project/cling#547 · Filter by author arrowd opened on Mar 23, 2025
  12

• Can't install cling through micromamba/mamba

  root-project/cling#542 · Filter by author anutosh491 opened on Feb 7, 2025
  2

• Infinite loop in parser due to using tok::annot_repl_input_end instead of tok::eof

  bug
  root-project/cling#541 · Filter by author gnrv opened on Jan 23, 2025
  2

• ~270 times faster writing (or maybe not writing?) with arr[i] than with *(arr+i)?

  bug
  root-project/cling#540 · Filter by author DougLeonard opened on Jan 4, 2025
  1

• init file for Cling, to put e.g. gClingOpts->AllowRedefinition = 1

  root-project/cling#535 · Filter by author apteryks opened on Sep 22, 2024
  1

• Debugging multiple test failures in Cling

  bug
  root-project/cling#534 · Filter by author apteryks opened on Sep 21, 2024
  2

  

• Snapshot creation helper.

  root-project/cling#532 · Filter by author igorluppi opened on Aug 13, 2024

• Adding a way to set the value of cling::utils::out

  root-project/cling#530 · Filter by author MostafaNanticock opened on Jul 18, 2024
  5

• Document that issues should/may open in root-project/root and PR should be open in root-project/root in general

  root-project/cling#529 · Filter by author SimeonEhrig opened on Jul 4, 2024
  2

  

• .undo after an "evaluation" (no semi colon) leads to crash

  bug
  root-project/cling#522 · Filter by author aytey opened on Feb 22, 2024
  4

• unable to resolve type alias to enum

  bug
  root-project/cling#521 · Filter by author huili80 opened on Feb 17, 2024

• cling only works from build directory fails badly from anywhere else

  bug
  root-project/cling#514 · Filter by author grizzlysmit opened on Jan 12, 2024
  1

• Cling Jupyter kernel not working

  root-project/cling#511 · Filter by author TaiXeflar opened on Sep 11, 2023
  2

• The correct usage of cling::Interpreter

  root-project/cling#509 · Filter by author zhengxuwen-nc opened on Aug 29, 2023

• perror always return 'No such file or directory'

  bug
  root-project/cling#502 · Filter by author Freed-Wu opened on Apr 1, 2023

• better display struct

  enhancement
  root-project/cling#500 · Filter by author Freed-Wu opened on Mar 29, 2023
  1

• support bracketed paste

  enhancement
  root-project/cling#495 · Filter by author Freed-Wu opened on Mar 28, 2023
  5