| # RUN: env CLANGD_FLAGS=-index-file=no-such-index not clangd -lit-test </dev/null 2>&1 >/dev/null | FileCheck %s | |
| CHECK: I[{{.*}}]{{.*}} clangd version {{.*}} | |
| CHECK: Working directory: {{.*}} | |
| CHECK: argv[0]: clangd | |
| CHECK: argv[1]: -lit-test | |
| CHECK: CLANGD_FLAGS: -index-file=no-such-index | |
| CHECK: E[{{.*}}] Can't open no-such-index | |
| CHECK: Starting LSP over stdin/stdout | |