Merge LLVM 15.0.7 changes into `rustc/15.0-2022-12-07`#143

Merged

cuviper merged 8 commits intorust-lang:rustc/15.0-2022-12-07from alexcrichton:update-to-llvm-15.0.7

Jan 13, 2023

+869-60

Commits on Jan 6, 2023

Bump version to 15.0.7
tstellar
committed

Commits on Jan 9, 2023

[X86] Don't zero out %eax if both %al and %ah are used

bwendling
authored and
tstellar
committed

Commits on Jan 10, 2023

[TypePromotion] Add truncate in ConvertTruncs when the original truncate type is not extend type

bcl5980
authored and
tstellar
committed

Commits on Jan 11, 2023

[wasm-ld] Define a __heap_end symbol marking the end of allocated memory.

sunfishcode
authored and
tstellar
committed

Commits on Jan 12, 2023

[RegAllocFast] Handle new debug values for spills

cuviper
authored and
tstellar
committed
libc++: bring back the unsigned in the return type in wcstoull_l

sylvestre
authored and
tstellar
committed
[libc++] Fix memory leaks when throwing inside std::vector constructors

philnik777
authored and
tstellar
committed

Commits on Jan 13, 2023

Merge remote-tracking branch 'origin/release/15.x' into update-to-llvm-15.0.7
alexcrichton
committed