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103 lines
2.1 KiB
C
103 lines
2.1 KiB
C
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// test comparison operations
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <_float.h>
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#ifdef CONIO
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#include <conio.h>
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#define WAIT() cgetc()
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#else
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#define WAIT()
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#endif
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float fp1, fp2, fp3, fp4;
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char buf[0x30];
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char buf2[0x30];
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char buf3[0x30];
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signed char var_schar;
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unsigned char var_uchar;
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signed int var_sint;
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unsigned int var_uint;
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signed long var_slong;
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unsigned long var_ulong;
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int result = 0;
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#define expect(msg, exp, val, fval) \
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printf("%s %d:%d:%s%s (is:%d want:%d fval:%s)\n", \
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msg, val, exp, \
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val ? "true" : "false", \
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(exp != val) ? " (failed)" : "", \
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val, exp, _ftostr(buf, fval) \
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); \
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if (exp != val) { \
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result++; \
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}
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//-------------------------------------------------------------------------
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void seperate(void)
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{
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int res;
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fp1 = 10.0f;
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fp2 = 20.0f;
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// res = (20.0f == fp2); // works
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res = (20 == fp2); // fails
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printf("res:%d\n", res);
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}
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int i1 = 10;
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int i2 = 20;
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void intvarvar(void)
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{
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printf("int const vs var\n");
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fp1 = 10.0f;
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fp2 = 20.0f;
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#if 1
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expect("10 == 20 is", 0, (i1 == fp2), fp2);
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expect("20 == 10 is", 0, (i2 == fp1), fp1);
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expect("20 == 20 is", 1, (i2 == fp2), fp2);
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expect("10 != 20 is", 1, (i1 != fp2), fp2);
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expect("20 != 10 is", 1, (i2 != fp1), fp1);
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expect("20 != 20 is", 0, (i2 != fp2), fp2);
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expect("10 < 20 is", 1, (i1 < fp2), fp2);
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expect("20 < 10 is", 0, (i2 < fp1), fp1);
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expect("20 < 20 is", 0, (i2 < fp2), fp2);
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expect("10 > 20 is", 0, (i1 > fp2), fp2);
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expect("20 > 10 is", 1, (i2 > fp1), fp1);
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expect("20 > 20 is", 0, (i2 > fp2), fp2);
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expect("10 <= 20 is", 1, (i1 <= fp2), fp2);
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expect("20 <= 10 is", 0, (i2 <= fp1), fp1);
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expect("20 <= 20 is", 1, (i2 <= fp2), fp2);
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expect("10 >= 20 is", 0, (i1 >= fp2), fp2);
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expect("20 >= 10 is", 1, (i2 >= fp1), fp1);
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expect("20 >= 20 is", 1, (i2 >= fp2), fp2);
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#endif
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}
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int main(void)
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{
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printf("float-cmp-intvar-var\n");
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seperate();
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intvarvar();
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printf("float-cmp-intvar-var (res: %d)\n", result);
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return result;
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}
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