blob: 81a7c417268494346b221899b766557262342f82 [file] [log] [blame]
// RUN: clang %s -E | grep 'pre: 1 1 X' &&
// RUN: clang %s -E | grep 'nopre: 1A(X)'
/* Preexpansion of argument. */
#define A(X) 1 X
pre: A(A(X))
/* The ## operator disables preexpansion. */
#undef A
#define A(X) 1 ## X
nopre: A(A(X))