Compiling the Compiler is very slow on 1.14

``` # 13dd90c1fd29ea21q Wed May 13 2026 Base.Compiler ──── 141.47345614433289 seconds # 26145852c48900 Thu Jun 4 2026 Base.Compiler ──── 180.83566117286682 seconds # 5427f3e4f6471f0 Tue Jun 23 2026 Base.Compiler ──── 259.22074890136719 seconds ``` This is on a fast machine as well, I can only imagine what it is on slower ones. This makes rebuilding Julia really annoying and makes contributing less likely.