[Bug 2122584] [NEW] Cannot upgrade gcc15 with libclang-17-dev installed
Alessandro Astone
2122584 at bugs.launchpad.net
Thu Sep 11 10:30:35 UTC 2025
Public bug reported:
Unsatisfied dependencies:
g++-15 : Depends: g++-15-x86-64-linux-gnu (= 15.2.0-2ubuntu2)
Depends: gcc-15-base (= 15.2.0-2ubuntu2) but 15.2.0-2ubuntu1 is to be installed
Depends: gcc-15 (= 15.2.0-2ubuntu2) but 15.2.0-2ubuntu1 is to be installed
Error: Unable to satisfy dependencies. Reached two conflicting decisions:
1. gcc-15-base:amd64=15.2.0-2ubuntu1 is not selected for install because:
1. g++-15:amd64=15.2.0-2ubuntu2 is selected as an upgrade
2. g++-15:amd64=15.2.0-2ubuntu2 Depends gcc-15-base (= 15.2.0-2ubuntu2)
3. gcc-15-base:amd64=15.2.0-2ubuntu2 conflicts with other versions of itself
2. gcc-15-base:amd64=15.2.0-2ubuntu1 is selected for install because:
1. libclang-17-dev:amd64 is selected for install
2. libclang-17-dev:amd64 Depends libobjc-14-dev
3. libobjc-14-dev:amd64 Depends libobjc4 (>= 14.3.0-4ubuntu2)
4. libobjc4:amd64 Depends gcc-15-base (= 15.2.0-2ubuntu1)
** Affects: gcc-15 (Ubuntu)
Importance: Undecided
Status: Invalid
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https://bugs.launchpad.net/bugs/2122584
Title:
Cannot upgrade gcc15 with libclang-17-dev installed
Status in gcc-15 package in Ubuntu:
Invalid
Bug description:
Unsatisfied dependencies:
g++-15 : Depends: g++-15-x86-64-linux-gnu (= 15.2.0-2ubuntu2)
Depends: gcc-15-base (= 15.2.0-2ubuntu2) but 15.2.0-2ubuntu1 is to be installed
Depends: gcc-15 (= 15.2.0-2ubuntu2) but 15.2.0-2ubuntu1 is to be installed
Error: Unable to satisfy dependencies. Reached two conflicting decisions:
1. gcc-15-base:amd64=15.2.0-2ubuntu1 is not selected for install because:
1. g++-15:amd64=15.2.0-2ubuntu2 is selected as an upgrade
2. g++-15:amd64=15.2.0-2ubuntu2 Depends gcc-15-base (= 15.2.0-2ubuntu2)
3. gcc-15-base:amd64=15.2.0-2ubuntu2 conflicts with other versions of itself
2. gcc-15-base:amd64=15.2.0-2ubuntu1 is selected for install because:
1. libclang-17-dev:amd64 is selected for install
2. libclang-17-dev:amd64 Depends libobjc-14-dev
3. libobjc-14-dev:amd64 Depends libobjc4 (>= 14.3.0-4ubuntu2)
4. libobjc4:amd64 Depends gcc-15-base (= 15.2.0-2ubuntu1)
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