Examples/test-suite/errors/pp_constant.i

%module xxx

/* Test preprocessor comments and their effect on line number reporting on later errors */

#define A1 1234
#define A2 1234 /*C comment*/
#define A3 1234

%constant int aaa=;

#define B1 1234
#define B2 1234 //C++ comment
#define B3 1234

%constant int bbb=;

#define C1 1234
#define C2 1234 /*multiline
C 
comment */
#define C3 1234

%constant int ccc=;

#define D1 1234
#define /*C Comment*/ D2 1234
#define D3 1234

%constant int ddd=;

#define E1 1234
// This case doesn't actually work, but appeared to before we gave an error
// for unknown preprocessor directives.
// #/*C comment*/define E2 1234
#define E3 1234

%constant int eee=;

#define F1 1234
#define F2 1234 \
// C comment
#define F3 1234

%constant int fff=;

// Test macro ending in /, that is not a C comment terminator
#define G1 1234
#define G2 1234 /
#define G3 1234

%constant int ggg=;

// Bad binary and octal constants
%constant int badbin = 0b121;
%constant int badoct = 018118055;

// Bad octal escape sequences.
%constant char * badbinstring = "\400";
%constant char badbinchar = '\777';

// SWIG < 4.3.0 used to allow a bitfield width here, which makes no sense.
%constant int colon_not_allowed : 3;
%constant short (Funcs::*pmf)(bool) const : 1;