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cc65/test/val/cq241.c
Christian Groessler 7445550831 remote TABs in doc/ and test/
2019-02-12 22:50:49 +01:00

289 lines
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C
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/*
!!DESCRIPTION!! C-Manual Chapter 2.41: integer constants, 2.42: explizit long constants
!!ORIGIN!! LCC 4.1 Testsuite
!!LICENCE!! own, freely distributeable for non-profit. read CPYRIGHT.LCC
*/
#include "common.h"
struct defs {
int cbits; /* No. of bits per char */
int ibits; /* int */
int sbits; /* short */
int lbits; /* long */
int ubits; /* unsigned */
int fbits; /* float */
int dbits; /* double */
#ifndef NO_FLOATS
float fprec; /* Smallest number that can be */
float dprec; /* significantly added to 1. */
#endif
int flgs; /* Print return codes, by section */
int flgm; /* Announce machine dependencies */
int flgd; /* give explicit diagnostics */
int flgl; /* Report local return codes. */
int rrc; /* recent return code */
int crc; /* Cumulative return code */
char rfs[8]; /* Return from section */
};
int lbits; /* long */
int ubits; /* unsigned */
int fbits; /* float */
int dbits; /* double */
#ifndef NO_FLOATS
float fprec; /* Smallest number that can be */
float dprec; /* significantly added to 1. */
#endif
int flgs; /* Print return codes, by section */
int flgm; /* Announce machine dependencies */
int flgd; /* give explicit diagnostics */
int flgl; /* Report local return codes. */
int rrc; /* recent return code */
int crc; /* Cumulative return code */
char rfs[8]; /* Return from section */
/*
2.4.1 Integer constants
2.4.2 Explicit long constants
*/
/* Calculate 2**n by multiplying, not shifting */
#ifndef NO_OLD_FUNC_DECL
long pow2(n)
long n;
{
#else
long pow2(long n) {
#endif
long s;
s = 1;
while(n--) s = s*2;
return s;
}
long d[39], o[39], x[39];
#ifndef NO_OLD_FUNC_DECL
s241(pd0)
struct defs *pd0;
{
#else
int s241(struct defs *pd0) {
#endif
/* long pow2(); */
static char s241er[] = "s241,er%d\n";
static char qs241[8] = "s241 ";
char *ps, *pt;
int rc, j, lrc;
static long g[39] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,6,0,8,0,12,0,16,0,18,0,20,0,24,
0,28,0,30,0,32,0,36};
/* long d[39], o[39], x[39]; */
rc = 0;
lrc = 0;
ps = qs241;
pt = pd0 -> rfs;
while (*pt++ = *ps++);
/* An integer constant consisting of a sequence of digits is
taken to be octal if it begins with 0 (digit zero), decimal
otherwise. */
if ( 8 != 010
|| 16 != 020
|| 24 != 030
|| 32 != 040
|| 40 != 050
|| 48 != 060
|| 56 != 070
|| 64 != 0100
|| 72 != 0110
|| 80 != 0120
|| 9 != 0011
|| 17 != 0021
|| 25 != 0031
|| 33 != 0041
|| 41 != 0051
|| 49 != 0061
|| 57 != 0071
|| 65 != 0101
|| 73 != 0111
|| 81 != 0121 ){
rc = rc+1;
if( pd0->flgd != 0 ) printf(s241er,1);
}
/* A sequence of digits preceded by 0x or 0X (digit zero)
is taken to be a hexadecimal integer. The hexadecimal
digits include a or A through f or F with values 10
through 15. */
if ( 0x00abcdef != 0xabcdef
|| 0xabcdef != 0Xabcdef || 0Xabcdef != 0XAbcdef
|| 0XAbcdef != 0XABcdef || 0XABcdef != 0XABCdef
|| 0XABCdef != 0XABCDef || 0XABCDef != 0XABCDEf
|| 0XABCDEf != 0XABCDEF || 0xABCDEF != 11259375 ){
rc = rc+2;
if( pd0->flgd != 0 ) printf(s241er,2);
}
/* A decimal constant whose value exceeds the largest signed
machine integer is taken to be long; an octal or hex con-
stant which exceeds the largest unsigned machine integer
is likewise taken to be long. */
#if defined(REFERENCE) && defined(REFCC_SIZEOF_LONG_64BIT)
/*#warning "sizeof(long)!=4, skipping test"*/
#else
if ( sizeof 010000000000 != sizeof(long) /* 2**30 */
|| sizeof 1073741824 != sizeof(long) /* ditto */
|| sizeof 0x40000000 != sizeof(long) ){ /* " */
rc = rc+4;
if( pd0->flgd != 0 ) printf(s241er,4);
}
#endif
/* A decimal, octal, or hexadecimal constant immediately followed
by l (letter ell) or L is a long constant. */
if ( sizeof 67l != sizeof(long)
|| sizeof 67L != sizeof(long)
|| sizeof 067l != sizeof(long)
|| sizeof 067L != sizeof(long)
|| sizeof 0X67l != sizeof(long)
|| sizeof 0x67L != sizeof(long) ){
rc = rc+8;
if( pd0 -> flgd != 0 ) printf(s241er,8);
}
/* Finally, we test to see that decimal (d), octal (o),
and hexadecimal (x) constants representing the same values
agree among themselves, and with computed values, at spec-
ified points over an appropriate range. The points select-
ed here are those with the greatest potential for caus-
ing trouble, i.e., zero, 1-16, and values of 2**n and
2**n - 1 where n is some multiple of 4 or 6. Unfortunately,
just what happens when a value is too big to fit in a
long is undefined; however, it would be nice if what
happened were at least consistent... */
for ( j=0; j<17; j++ ) g[j] = j;
for ( j=18; j<39; ) {
g[j] = pow2(g[j]);
g[j-1] = g[j] - 1;
j = j+2;
}
d[0] = 0; o[0] = 00; x[0] = 0x0;
d[1] = 1; o[1] = 01; x[1] = 0x1;
d[2] = 2; o[2] = 02; x[2] = 0x2;
d[3] = 3; o[3] = 03; x[3] = 0x3;
d[4] = 4; o[4] = 04; x[4] = 0x4;
d[5] = 5; o[5] = 05; x[5] = 0x5;
d[6] = 6; o[6] = 06; x[6] = 0x6;
d[7] = 7; o[7] = 07; x[7] = 0x7;
d[8] = 8; o[8] = 010; x[8] = 0x8;
d[9] = 9; o[9] = 011; x[9] = 0x9;
d[10] = 10; o[10] = 012; x[10] = 0xa;
d[11] = 11; o[11] = 013; x[11] = 0xb;
d[12] = 12; o[12] = 014; x[12] = 0xc;
d[13] = 13; o[13] = 015; x[13] = 0xd;
d[14] = 14; o[14] = 016; x[14] = 0xe;
d[15] = 15; o[15] = 017; x[15] = 0xf;
d[16] = 16; o[16] = 020; x[16] = 0x10;
d[17] = 63; o[17] = 077; x[17] = 0x3f;
d[18] = 64; o[18] = 0100; x[18] = 0x40;
d[19] = 255; o[19] = 0377; x[19] = 0xff;
d[20] = 256; o[20] = 0400; x[20] = 0x100;
d[21] = 4095; o[21] = 07777; x[21] = 0xfff;
d[22] = 4096; o[22] = 010000; x[22] = 0x1000;
d[23] = 65535; o[23] = 0177777; x[23] = 0xffff;
d[24] = 65536; o[24] = 0200000; x[24] = 0x10000;
d[25] = 262143; o[25] = 0777777; x[25] = 0x3ffff;
d[26] = 262144; o[26] = 01000000; x[26] = 0x40000;
d[27] = 1048575; o[27] = 03777777; x[27] = 0xfffff;
d[28] = 1048576; o[28] = 04000000; x[28] = 0x100000;
d[29] = 16777215; o[29] = 077777777; x[29] = 0xffffff;
d[30] = 16777216; o[30] = 0100000000; x[30] = 0x1000000;
d[31] = 268435455; o[31] = 01777777777; x[31] = 0xfffffff;
d[32] = 268435456; o[32] = 02000000000; x[32] = 0x10000000;
d[33] = 1073741823; o[33] = 07777777777; x[33] = 0x3fffffff;
d[34] = 1073741824; o[34] = 010000000000; x[34] = 0x40000000;
d[35] = 4294967295; o[35] = 037777777777; x[35] = 0xffffffff;
d[36] = 4294967296; o[36] = 040000000000; x[36] = 0x100000000;
d[37] = 68719476735; o[37] = 0777777777777; x[37] = 0xfffffffff;
d[38] = 68719476736; o[38] = 01000000000000; x[38] = 0x1000000000;
/* WHEW! */
for (j=0; j<39; j++){
if ( g[j] != d[j]
|| d[j] != o[j]
|| o[j] != x[j]) {
if( pd0 -> flgm != 0 ) {
/* printf(s241er,16); save in case opinions change... */
printf("Decimal and octal/hex constants sometimes give\n");
printf(" different results when assigned to longs.\n");
}
/* lrc = 1; save... */
}
}
if (lrc != 0) rc =16;
return rc;
}
/*********************************************************************************************
the main loop that launches the sections
*********************************************************************************************/
#define cq_sections 1
#ifndef NO_TYPELESS_STRUCT_PTR
int section(int j,struct* pd0){
#else
int section(int j,void* pd0){
#endif
switch(j){
case 0: return s241(pd0);
}
}
/*
C REFERENCE MANUAL (main)
*/
#ifndef NO_OLD_FUNC_DECL
main(n,args)
int n;
char **args;
{
#else
int main(int n,char **args) {
#endif
int j;
static struct defs d0, *pd0;
d0.flgs = 1; /* These flags dictate */
d0.flgm = 1; /* the verbosity of */
d0.flgd = 1; /* the program. */
d0.flgl = 1;
pd0 = &d0;
for (j=0; j<cq_sections; j++) {
d0.rrc=section(j,pd0);
d0.crc=d0.crc+d0.rrc;
if(d0.flgs != 0) printf("Section %s returned %d.\n",d0.rfs,d0.rrc);
}
if(d0.crc == 0) printf("\nNo errors detected.\n");
else printf("\nFailed.\n");
return d0.crc;
}
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