fix-tests
[libc][NFC] Remove all Linux specific code to respective linux/ directories
[libc][obvious] add aligned_alloc as entrypoint
[libc][NFC] Make all top of file comments consistent.
[libc] apply new lint rules
[libc] Add [l|ll]abs implementation.
[libc] Unlock after pop_back
[libc] Add exit and atexit
[libc] add atof, strtof and strtod
[libc][NFC] rename str_conv_utils to str_to_integer
[libc] add atoi, atol, and atoll
[libc] Add an implementation of bsearch.
[libc] Add implementations of div, ldiv, lldiv and imaxdiv.
[libc] Add a resizable container with constexpr constructor and destructor.
[libc] Fix API for remove_{prefix, suffix}
Introduce getenv to LLVM libc
[libc] Don't call user comparator function for equal pointers
[libc] Add an implementation of qsort.
[libc] Add strtol, strtoul, and strtoull
[libc] add basic strtold implementation
[libc] add strtoll function and backend