tree a3c4bcce0e911d242f208ce5623b06951688af61
parent a73863be4e7c0ddd68e3689b9702b1b2250cd2cb
author Cindy Liu <hcindyl@google.com> 1627135231 -0700
committer Cindy Liu <hcindyl@google.com> 1627407208 -0700

pw_string: add support for clang

Set clang as the default compiler.

clang needs to explicitly add the math library dependency. Use libm_nano
for the bare-metal platform.

Change-Id: I83afab214274af54e73ce92e3362f3aadf57f9c9