Rollup of 8 pull requests

[Centril]

Successful merges:

• Remove a const-if-hack in RawVec #66755 (Remove a const-if-hack in RawVec)
• Use structured suggestion for disambiguating method calls #67127 (Use structured suggestion for disambiguating method calls)
• Fix up Command Debug output when arg0 is specified. #67219 (Fix up Command Debug output when arg0 is specified.)
• Indicate origin of where type parameter for uninferred types  #67285 (Indicate origin of where type parameter for uninferred types )
• Remove now-redundant range check on u128 -> f32 casts #67328 (Remove now-redundant range check on u128 -> f32 casts)
• [mir-opt] Fix Inline pass to handle inlining into box expressions #67333 ([mir-opt] Fix Inline pass to handle inlining into box expressions)
• Move command line option definitions into a dedicated file #67367 (Move command line option definitions into a dedicated file)
• Remove SOCK_CLOEXEC dummy variable on platforms that don't use it. #67442 (Remove SOCK_CLOEXEC dummy variable on platforms that don't use it.)

Failed merges:

r? @ghost