[libc] Minor test signedness fixes
authorDominic Chen <ddchen@apple.com>
Tue, 26 Apr 2022 17:25:05 +0000 (10:25 -0700)
committerDominic Chen <ddchen@apple.com>
Wed, 27 Apr 2022 00:10:33 +0000 (17:10 -0700)
commitde94cf528627f400b580a0948c8341494baf690d
treecd5f9bec642da39f9d39d1c40f9e91c2ecdee253
parent0ffcec418e45210a9c25632e7fe0a3ef0629b652
[libc] Minor test signedness fixes

Resolve compiler warnings about signed conversion

Differential Revision: https://reviews.llvm.org/D124468
libc/test/src/threads/cnd_test.cpp
libc/utils/testutils/ExecuteFunction.h