clang-tools-extra/clangd/test/exit-eof.test

# RUN: not clangd -sync < %s 2> %t.err
# RUN: FileCheck %s < %t.err
#
# No LSP messages here, just let clangd see the end-of-file
# CHECK: Transport error:
# (Typically "Transport error: Input/output error" but platform-dependent).