C++ (Cpp) Lcheck Examples

Example #1

File: arithchk.c Project: girke-lab/eiR-release

 int
main(void)
{
	FILE *f;
	Akind *a = 0;
	int Ldef = 0;
	unsigned int nanbits[2];

	fpinit_ASL();
#ifdef WRITE_ARITH_H	/* for Symantec's buggy "make" */
	f = fopen("arith.h", "w");
	if (!f) {
		printf("Cannot open arith.h\n");
		return 1;
		}
#else
	f = stdout;
#endif

	if (sizeof(double) == 2*sizeof(long))
		a = Lcheck();
	else if (sizeof(double) == 2*sizeof(int)) {
		Ldef = 1;
		a = icheck();
		}
	else if (sizeof(double) == sizeof(long))
		a = ccheck();
	if (a) {
		fprintf(f, "#define %s\n#define Arith_Kind_ASL %d\n",
			a->name, a->kind);
		if (Ldef)
			fprintf(f, "#define Long int\n#define Intcast (int)(long)\n");
		if (dalign)
			fprintf(f, "#define Double_Align\n");
		if (sizeof(char*) == 8)
			fprintf(f, "#define X64_bit_pointers\n");
#ifndef NO_LONG_LONG
		if (sizeof(long long) > sizeof(long)
		 && sizeof(long long) == sizeof(void*))
			fprintf(f, "#define LONG_LONG_POINTERS\n");
		if (sizeof(long long) < 8)
#endif
			fprintf(f, "#define NO_LONG_LONG\n");
		if (a->kind <= 2) {
			if (fzcheck())
				fprintf(f, "#define Sudden_Underflow\n");
			t_nan = -a->kind;
			if (need_nancheck())
				fprintf(f, "#define NANCHECK\n");
			if (sizeof(double) == 2*sizeof(unsigned int)) {
				get_nanbits(nanbits, a->kind);
				fprintf(f, "#define QNaN0 0x%x\n", nanbits[0]);
				fprintf(f, "#define QNaN1 0x%x\n", nanbits[1]);
				}
			}
		return 0;
		}
	fprintf(f, "/* Unknown arithmetic */\n");
	return 1;
	}

Example #2

File: arithchk.c Project: AgamAgarwal/minix

int
main(void)
{
	Akind *a = 0;
	int Ldef = 0;
	FILE *f;

#ifdef WRITE_ARITH_H	/* for Symantec's buggy "make" */
	f = fopen("arith.h", "w");
	if (!f) {
		printf("Cannot open arith.h\n");
		return 1;
		}
#else
	f = stdout;
#endif

	if (sizeof(double) == 2*sizeof(long))
		a = Lcheck();
	else if (sizeof(double) == 2*sizeof(int)) {
		Ldef = 1;
		a = icheck();
		}
	else if (sizeof(double) == sizeof(long))
		a = ccheck();
	if (a) {
		fprintf(f, "#define %s\n#define Arith_Kind_ASL %d\n",
			a->name, a->kind);
		if (Ldef)
			fprintf(f, "#define Long int\n#define Intcast (int)(long)\n");
		if (dalign)
			fprintf(f, "#define Double_Align\n");
		if (sizeof(char*) == 8)
			fprintf(f, "#define X64_bit_pointers\n");
#ifndef NO_LONG_LONG
		if (sizeof(long long) < 8)
#endif
			fprintf(f, "#define NO_LONG_LONG\n");
		if (a->kind <= 2 && fzcheck())
			fprintf(f, "#define Sudden_Underflow\n");
#ifdef WRITE_ARITH_H
		fclose(f);
#endif
		return 0;
		}
	fprintf(f, "/* Unknown arithmetic */\n");
#ifdef WRITE_ARITH_H
	fclose(f);
#endif
	return 1;
	}