104 lines
2.5 KiB
C++
104 lines
2.5 KiB
C++
/* Conformance Test 4.5.4.1: Verification of function declarators */
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#include <stddef.h>
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#include <stdio.h>
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/***************************************************************************/
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static int I1 (int (*func1) (char a), int (*func2) (float f))
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{
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return ( ((*func1) ('a')) + (func2 (3.5)) );
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}
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/***************************************************************************/
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static int I2 (int (*func []) (char a))
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{
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int j;
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j = (*func) ('@');
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j += (func[1]) ('@');
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return j;
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}
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/***************************************************************************/
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int main (void)
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{
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int i;
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int Char1 (char ch); /* define two different functions which */
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int Char2 (char ch); /* take 1 char parm and return int */
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int Float1 (float f); /* define two different functions which */
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int Float2 (float f); /* take 1 float parm and return int */
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int (*f1Ptr) (char); /* pointer to function returning int */
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/* function has single char arg */
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int (*f1Array [3]) (char); /* array of pointers to functions */
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/* returning int & having single */
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/* char parameter */
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int (*f2Ptr) (float); /* pointer to function returning int */
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/* function has single float arg */
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f1Ptr = Char1;
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f2Ptr = Float2;
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i = I1 (f1Ptr, f2Ptr);
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if (i != 0xC3)
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goto Fail;
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f1Ptr = Char2;
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f2Ptr = Float1;
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i = I1 (f1Ptr, f2Ptr);
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if (i != 0xD4)
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goto Fail;
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i = I1 (Char1, Float1);
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if (i != 0xD3)
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goto Fail;
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f1Array [0] = Char1;
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f1Array [1] = Char2;
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f1Array [2] = NULL;
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i = I2 (f1Array);
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if (i != 0x143)
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goto Fail;
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printf ("Passed Conformance Test 4.5.4.1\n");
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return 0;
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Fail:
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printf ("Failed Conformance Test 4.5.4.1\n");
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}
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/***************************************************************************/
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int Char1 (char ch)
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{
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return (ch + 'a');
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}
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/***************************************************************************/
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int Char2 (char ch)
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{
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return ((ch) + ('b'));
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}
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/***************************************************************************/
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int Float1 (float f)
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{
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return (int) ((f) * 5.0);
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}
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/***************************************************************************/
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int Float2 (float f)
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{
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return (int) (f / 2.0);
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}
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