[Buildroot] [Bug 15805] New: Unable to build with ccache enabled.

[Buildroot] [Bug 15805] New: Unable to build with ccache enabled.

[bugzilla]

https://bugs.busybox.net/show_bug.cgi?id=15805

            Bug ID: 15805
           Summary: Unable to build with ccache enabled.
           Product: buildroot
           Version: 2023.05.2
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P5
         Component: Other
          Assignee: unassigned@buildroot.uclibc.org
          Reporter: paul@modernsubject.com
                CC: buildroot@uclibc.org
  Target Milestone: ---

Created attachment 9643
  --> https://bugs.busybox.net/attachment.cgi?id=9643&action=edit
cmake error log

When building with ccache enabled, I get the following error during the ccache
build:

"
... snip
-- Ccache version: 4.7.4                                                        
-- Ccache dev mode: OFF                                                         
-- Performing Test std_atomic_without_libatomic                                 
-- Performing Test std_atomic_without_libatomic - Success                       
-- Performing Test std_filesystem_without_libfs                                 
-- Performing Test std_filesystem_without_libfs - Failed                        
-- Performing Test std_filesystem_with_libfs                                    
-- Performing Test std_filesystem_with_libfs - Failed                           
CMake Error at cmake/StdFilesystem.cmake:22 (message):                          
  Toolchain doesn't support std::filesystem with nor without -lstdc++fs         
Call Stack (most recent call first):                                            
  cmake/StandardSettings.cmake:57 (include)                                     
  CMakeLists.txt:70 (include)                                                   


-- Configuring incomplete, errors occurred!                                     
See also
"/home/paul/src/pi2/buildroot/build/host-ccache-4.7.4/CMakeFiles/CMakeOutput.lo 
g".                                                                             
See also
"/home/paul/src/pi2/buildroot/build/host-ccache-4.7.4/CMakeFiles/CMakeError.log 
".                                                                              
make[1]: *** [package/pkg-generic.mk:283:
/home/paul/src/pi2/buildroot/build/host-ccache 
-4.7.4/.stamp_configured] Error 1                                               
make: *** [Makefile:23: _all] Error 2 
"

Disabling ccache, everything builds properly.  Also 2023.02.4 builds properly
with ccache.  I also tried building with "BR2_FORCE_HOST_BUILD=y" -- no change.

Environment:
- openSUSE Leap 15.5

Target:
- Raspberry Pi 2

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[Buildroot] [Bug 15805] Unable to build with ccache enabled.

[bugzilla]

https://bugs.busybox.net/show_bug.cgi?id=15805

--- Comment #1 from Paul Stewart <paul@modernsubject.com> ---
Created attachment 9646
  --> https://bugs.busybox.net/attachment.cgi?id=9646&action=edit
cmake output log

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[Buildroot] [Bug 15805] Unable to build with ccache enabled.

[bugzilla]

https://bugs.busybox.net/show_bug.cgi?id=15805

Yann E. MORIN <yann.morin.1998@free.fr> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |MOVED
             Status|NEW                         |RESOLVED
                 CC|                            |yann.morin.1998@free.fr

--- Comment #2 from Yann E. MORIN <yann.morin.1998@free.fr> ---
Thank you for your report.

The issue tracker for the Buildroot project has been moved to
the Gitlab.com issue tracker:
    https://gitlab.com/buildroot.org/buildroot/-/issues

We are taking this opportunity to close old issues in this old
tracker. If you believe your issue is still relevant, please
open one in the new issue tracker.

Thank you!

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