mirror of https://github.com/cc65/cc65.git
247 lines
2.9 KiB
C
247 lines
2.9 KiB
C
/*
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!!DESCRIPTION!! regression testing program for comparing literals to variables
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!!ORIGIN!! SDCC regression tests
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!!LICENCE!! GPL, read COPYING.GPL
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*/
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#include <stdio.h>
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#include <limits.h>
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/*
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compare3.c
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*/
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unsigned char success = 0;
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unsigned char failures = 0;
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unsigned char dummy = 0;
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#ifdef SUPPORT_BIT_TYPES
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bit bit0 = 0;
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#endif
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unsigned int aint0 = 0;
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unsigned int aint1 = 0;
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unsigned char achar0 = 0;
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unsigned char achar1 = 0;
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void
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done ()
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{
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dummy++;
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}
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/* compare to 0
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assumes
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achar0 == 0
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achar1 != 0
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aint0 == 0
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aint1 != 0
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*/
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void c_0(void)
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{
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if(achar0 != 0)
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failures++;
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if(achar0)
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failures++;
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if(achar1 == 0)
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failures++;
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if(!achar1)
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failures++;
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if(aint0 != 0)
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failures++;
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if(aint0)
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failures++;
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if(aint1 == 0)
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failures++;
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if(!aint1)
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failures++;
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}
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/* compare to 1
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assumes
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achar0 != 1
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achar1 == 1
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aint0 != 1
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aint1 == 1
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*/
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void c_1(void)
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{
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if(achar0 == 1)
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failures++;
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if(achar1 != 1)
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failures++;
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if(aint0 == 1)
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failures++;
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if(aint1 != 1)
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failures++;
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}
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/* compare to 2
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assumes
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achar0 == 2
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aint0 == 2
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*/
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void c_2(void)
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{
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if(achar0 != 2)
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failures++;
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if(aint0 != 2)
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failures++;
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}
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/* compare to 0xff
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assumes
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achar0 == 0xff
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aint0 == 0xff
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*/
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void c_ff(void)
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{
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if(achar0 != 0xff)
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failures++;
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if(aint0 != 0xff)
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failures++;
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if(aint0 == 0xfe)
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failures++;
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if(aint0 == 0xff00)
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failures++;
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}
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/* compare to 0x00a5
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assumes
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achar0 == 0xa5
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aint0 == 0x00a5
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*/
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void c_a5(void)
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{
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if(achar0 != 0xa5)
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failures++;
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if(aint0 != 0xa5)
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failures++;
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if(aint0 == 0xa4)
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failures++;
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if(aint0 == 0xa500)
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failures++;
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}
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/* compare to 0xa500
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assumes
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achar0 == 0xa5
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aint0 == 0xa500
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*/
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void c_a500(void)
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{
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if(achar0 == 0xa500)
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failures++;
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if(aint0 != 0xa500)
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failures++;
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if(aint0 == 0xa400)
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failures++;
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if(aint0 == 0x00a5)
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failures++;
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}
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/* compare to 0xabcd
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assumes
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achar0 == 0xa5
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aint0 == 0xabcd
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*/
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void c_abcd(void)
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{
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if(achar0 == 0xabcd)
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failures++;
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if(aint0 != 0xabcd)
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failures++;
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if(aint0 == 0xab00)
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failures++;
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if(aint0 == 0x00cd)
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failures++;
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if(aint0 == 0x05cd)
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failures++;
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if(aint0 == 0xab05)
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failures++;
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if(aint0 == 0xab01)
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failures++;
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if(aint0 == 0x01cd)
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failures++;
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/*
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if(aint0 == 0x1234abcd)
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failures++;
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*/
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}
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/* assumes achar1 == 0 */
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void c_ifelse1(void)
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{
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if(achar0)
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achar0 = achar1;
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else
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achar0 = 0;
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if(achar0)
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failures++;
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}
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int
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main (void)
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{
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aint1 = 1;
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achar1 = 1;
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c_0();
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c_1();
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aint0 = 2;
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achar0 = 2;
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c_2();
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aint0 = 0xff;
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achar0 = 0xff;
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c_ff();
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aint0 = 0xa5;
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achar0 = 0xa5;
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c_a5();
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aint0 = 0xabcd;
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c_abcd();
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achar0 = 0;
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achar1 = 0;
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c_ifelse1();
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achar0 = 1;
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c_ifelse1();
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success = failures;
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done ();
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printf("failures: %d\n",failures);
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return failures;
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}
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