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/* bug-3135.c
A stack access overwrote a value held in hl on gbz80.
*/
#include <testfwk.h>
#pragma disable_warning 283
typedef unsigned char UBYTE;
#define MAX_PROJECTILES 2
#define MAX_ACTIVE_ACTORS 3
#define MAX_ACTORS 4
typedef struct _BankPtr
{
unsigned char bank;
unsigned int offset;
} BankPtr;
typedef struct _PROJECTILE {
UBYTE col_group;
} Projectile;
typedef struct {
BankPtr hit_1_ptr;
BankPtr hit_2_ptr;
} Actor;
Projectile projectiles[MAX_PROJECTILES];
UBYTE actors_active[MAX_ACTIVE_ACTORS];
Actor actors[MAX_ACTORS];
void TestFn2(BankPtr* events_ptr) {
ASSERT (events_ptr->bank == 5 && events_ptr->offset == 0xFC00);
}
void TestFn() {
UBYTE hit;
UBYTE i;
for (i = 0; i != 1; i++) {
hit = actors_active[0];
if (hit != 0xFF) {
if (projectiles[i].col_group == 2) {
TestFn2(&actors[hit].hit_1_ptr);
} else if (projectiles[i].col_group == 4) {
TestFn2(&actors[hit].hit_2_ptr);
}
}
}
}
void
testBug(void)
{
projectiles[0].col_group = 2;
actors_active[0] = 0;
actors[0].hit_1_ptr.bank = 5;
actors[0].hit_1_ptr.offset = 0xFC00;
TestFn();
}
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