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/* n_11.c: Operator "defined" in #if or #elif directive. */
#define MACRO_abc abc
#define MACRO_xyz xyz
#define MACRO_0 0
#define ZERO_TOKEN
/* 11.1: */
/* abc; */
/* xyz; */
#if defined a
a;
#else
MACRO_abc;
#endif
#if defined (MACRO_xyz)
MACRO_xyz;
#else
0;
#endif
/* 11.2: "defined" is an unary operator whose result is 1 or 0. */
#if defined MACRO_0 * 3 != 3
#error Bad handling of "defined" operator.
#endif
#if (!defined ZERO_TOKEN != 0) || (-defined ZERO_TOKEN != -1)
#error Bad grouping of "defined", !, - operator.
#endif
/* { dg-do preprocess }
{ dg-final { if ![file exist n_11.i] { return } } }
{ dg-final { if \{ [grep n_11.i "abc"] != "" \} \{ } }
{ dg-final { if \{ [grep n_11.i "xyz"] != "" \} \{ } }
{ dg-final { return \} \} } }
{ dg-final { fail "n_11.c: 'defined' operator" } }
*/
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