hanchenye-llvm-project/clang/test/Preprocessor/macro_rparen_scan2.c

// RUN: clang-cc -E %s | grep -F 'static int glob = (1 + 1 );'

#define R_PAREN ) 

#define FUNC(a) a 

static int glob = (1 + FUNC(1 R_PAREN );