clang-1/test/Preprocessor/print_line_track.c

/* RUN: clang -E %s | grep 'a 3'
 * RUN: clang -E %s | grep 'b 14'
 * RUN: clang -E -P %s | grep 'a 3'
 * RUN: clang -E -P %s | grep 'b 14'
 * PR1848
*/

#define t(x) x

t(a
3)

t(b
__LINE__)