ORCA-C/Tests/Conformance/C17.8.0.14.CC
Stephen Heumann 91d33b586d Fix various C99+ conformance issues and bugs in test cases.
The main changes made to most tests are:

*Declarations always include explicit types, not relying on implicit int. The declaration of main in most test programs is changed to be "int main (void) {...}", adding an explicit return type and a prototype. (There are still some non-prototyped functions, though.)

*Functions are always declared before use, either by including a header or by providing a declaration for the specific function. The latter approach is usually used for printf, to avoid requiring ORCA/C to process stdio.h when compiling every test case (which might make test runs noticeably slower).

*Make all return statements in non-void functions (e.g. main) return a value.

*Avoid some instances of undefined behavior and type errors in printf and scanf calls.

Several miscellaneous bugs are also fixed.

There are still a couple test cases that intentionally rely on the C89 behavior, to ensure it still works.
2022-10-17 20:17:24 -05:00

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C++

/* Conformance Test 17.8.0.14: Verification of sscanf, s format code */
#include <stdio.h>
#include <string.h>
int main (void)
{
char sstr [] = " oneLongWord ten-chars!andMore";
int i, j;
char string [50] = "hey, hey!";
i = sscanf (&sstr[0], "%*s"); /* no assignment made */
if (i != 0)
goto Fail;
if (strcmp (string, "hey, hey!"))
goto Fail;
i = sscanf (&sstr [14], "%10s", string); /* test assignment to string*/
if (i != 1)
goto Fail;
if (strcmp (string, "ten-chars!"))
goto Fail;
printf ("Passed Conformance Test 17.8.0.14\n");
return 0;
Fail:
printf ("Failed Conformance Test 17.8.0.14\n");
return 0;
}