Sync from rust 2026/03/13 (2) #2061

Job	Run time
build (--std-tests)	57s
build (--mini-tests)	57s
build (--test-successful-rustc --nb-parts 2 --current-part 1)	57s
build (--test-libcore)	59s
build (--test-successful-rustc --nb-parts 2 --current-part 0)	1m 4s
success_gcc12	3s
	4m 57s

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