Issues

• False positive with inode_cache on Windows

  ccache/ccache#1827 · Filter by author aTom3333 opened on Oct 3, 2026

• LLVM ERROR: IO failure on output stream: Broken pipe when piping clang --help output to less(1)

  ccache/ccache#1826 · Filter by author brdjns opened on Oct 2, 2026

• copy_file_range() support is never-used by construction

  issue: improvement
  ccache/ccache#1812 · Filter by author intelfx opened on Sep 15, 2026
  3

• base_dir does not account for path depth differences

  ccache/ccache#1806 · Filter by author trustytrojan opened on Sep 7, 2026
  1

• Document version compatibility for shared or remote caches

  issue: improvement
  ccache/ccache#1804 · Filter by author tmewett opened on Sep 5, 2026
  1

• base_dir does not apply to the paths in the MSVC /sourceDependencies file

  issue: improvement
  ccache/ccache#1800 · Filter by author printfdebugging opened on Sep 2, 2026
  3

• ccache treats all #line directives as files that exist

  issue: improvement
  ccache/ccache#1784 · Filter by author trustytrojan opened on Aug 14, 2026
  1

• clang-cl -clang: passthrough option is not interpreted by ccache

  compiler: clang-clissue: bugissue: compatibility
  ccache/ccache#1775 · Filter by author trustytrojan opened on Aug 7, 2026
  1

• Hashing VCToolsInstallDir does not account for different Visual Studio product names

  issue: improvement
  ccache/ccache#1772 · Filter by author trustytrojan opened on Jul 31, 2026

• Allow listing statistics per namespace

  issue: feature
  ccache/ccache#1758 · Filter by author mrjoel opened on Jul 10, 2026
  9

• Restore functionality of environment variable "DEPENDENCIES_OUTPUT"

  issue: feature
  ccache/ccache#1723 · Filter by author xeyownt opened on Apr 8, 2026
  5

• Precompiled headers vs gcc vs ccache - not safely usable?

  issue: improvement
  ccache/ccache#1686 · Filter by author anarazel opened on Feb 18, 2026
  2

• Better docs for why PCHs might not work

  area: documentationissue: improvement
  ccache/ccache#1668 · Filter by author xTachyon opened on Jan 10, 2026
  6

• Support for IAR compiler for ARM

  issue: featureos: windows
  ccache/ccache#1653 · Filter by author doitaa opened on Nov 1, 2025
  2

• Enhance ccache with Tracking of Recently Evicted Objects

  issue: feature
  ccache/ccache#1637 · Filter by author Kicer86 opened on Oct 3, 2025
  1

• Ccache support for CUDA/HIP builds

  issue: feature
  ccache/ccache#1635 · Filter by author t-a-james opened on Oct 2, 2025
  1

• Weird compile error with MSVC, PCH and base_dir

  compiler: msvchelp wantedissue: bug
  ccache/ccache#1621 · Filter by author autoantwort opened on Aug 20, 2025
  4

• Add support for QNX on Windows

  compiler: qnxhelp wantedissue: featureos: windows
  ccache/ccache#1609 · Filter by author jmorey4600 opened on Jul 14, 2025
  2

• Support for stable cache hits despite varying include paths (Conan 2 integration)

  issue: feature
  ccache/ccache#1607 · Filter by author perseoGI opened on Jul 10, 2025
  1

• Mac SDK version is not taken into account, which results in false positive cache hit

  help wantedissue: bugos: macos
  ccache/ccache#1585 · Filter by author migueltempest opened on Apr 2, 2025
  3

• Clang + pch + compiling in different directories

  compiler: clanghelp wantedissue: bug
  ccache/ccache#1563 · Filter by author KilianBl opened on Jan 28, 2025
  1

• Add support for -fdump-lang-switch-options=filename

  issue: feature
  ccache/ccache#1473 · Filter by author romintomasetti opened on Jun 17, 2024

• Support -fdiagnostics-format=sarif-file

  compiler: gccissue: feature
  ccache/ccache#1466 · Filter by author anotherandi opened on Jun 11, 2024
  1

• Make it possible to avoid the timestamp part of files with CCACHE_DEBUG=1

  issue: feature
  ccache/ccache#1445 · Filter by author dibalavs opened on May 2, 2024
  5

• Ccache does not work correctly with clang coverage

  compiler: clanghelp wantedissue: bug
  ccache/ccache#1440 · Filter by author Oberstmarschall opened on Apr 27, 2024