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cc65/test/val/bug2327-cconv-type.c

112 lines
2.4 KiB
C

/* Bug #2327 - Calling conventions and address size specifiers of functions in type names and parameter types are not parsed correctly */
#include <stdint.h>
#include <stdio.h>
unsigned failures;
int need_header = 1;
const char* test_header;
/* Helpers */
void set_header(const char* name)
{
if (need_header == 0)
{
printf("\n");
}
test_header = name;
need_header = 1;
}
void print_header(void)
{
if (need_header)
{
need_header = 0;
printf("<%s test>\n", test_header);
}
}
#define CHECK(R, E) \
do { \
if ((R) != (E)) { \
++failures; \
print_header(); \
printf(" fail: %s = %d\n", #R, (R)); \
} \
} while (0);
#define CHECK_RV() CHECK(rv, 42)
#define CHECK_SP() CHECK(x - (intptr_t)&x, 0)
#define FUNC_QUAL __cdecl__ __near__
typedef int hoo_t(int __far__ __cdecl__ ());
typedef int hoo_t(int __far__ (__cdecl__)()); /* Question: should this be rejected? */
typedef int hoo_t(int __far__ (__cdecl__ ()));
typedef int hoo_t(int __far__ (__cdecl__ *)());
typedef int hoo_t(int __far__ (__cdecl__ (*)()));
typedef int hoo_t(int __far__ ((__cdecl__ *)()));
typedef int hoo_t(int __cdecl__ __far__ ());
typedef int hoo_t(int (__cdecl__ __far__)()); /* Question: should this be rejected? */
typedef int hoo_t(int (__cdecl__ __far__ ()));
typedef int hoo_t(int (__cdecl__ __far__ *)());
typedef int hoo_t(int (__cdecl__ (__far__ *)()));
typedef int hoo_t(int ((__cdecl__ __far__ *)()));
typedef int (FUNC_QUAL foo_t)(int, int);
typedef int (FUNC_QUAL *pfoo_t)(int, int);
int FUNC_QUAL foo(int a, int b)
{
return a * b;
}
int (FUNC_QUAL * const pfoo)() = (int (FUNC_QUAL *)())foo;
/* Incompatible and not working for cc65 if used as-is */
int (*qfoo)(int, ...) = foo;
int main(void)
{
int rv;
intptr_t x;
set_header("init");
x = (intptr_t)&x;
CHECK_SP()
set_header("foo");
rv = foo((int8_t)-3, (int32_t)-14);
CHECK_RV()
CHECK_SP()
set_header("pfoo");
#if 0
/* This would fail */
rv = pfoo((int8_t)-6, (int32_t)-7);
#else
rv = ((pfoo_t)pfoo)((int8_t)-6, (int32_t)-7);
#endif
CHECK_RV()
CHECK_SP()
set_header("qfoo");
#if 0
/* This would fail */
rv = (qfoo)((int32_t)-6, (int8_t)-7);
#else
rv = ((foo_t *)qfoo)((int32_t)-6, (int8_t)-7);
#endif
CHECK_RV()
CHECK_SP()
if (failures > 0)
{
printf("\nfailures: %u\n", failures);
}
return failures;
}