char c;
double d;
unsigned w:9;
-} __attribute__((packed));
+};
struct bf mybf = { 0xffffffff, 4097, 65537, 5, 0xff, 4.5, 257 };
int main(void) {
- dumpMem(&mybf, sizeof mybf);
- printf("sizeof mybf %d\n", sizeof mybf);
+ //dumpMem(&mybf, sizeof mybf);
+ //printf("sizeof mybf %d\n", sizeof mybf);
+
+ printf("int a (expected -1): %d\n", mybf.a);
+ printf("unsigned x:13 (expected 4097): %u\n", mybf.x);
+ printf("unsigned y:17 (expected 65537): %u\n", mybf.y);
+ printf("unsigned y:3 (expected 5): %u\n", mybf.z);
+ printf("char c (expected ff): %x\n", mybf.c);
+ printf("double d (expected 4.5): %.1f\n", mybf.d);
+ printf("unsigned w:9 (expected 257): %u\n", mybf.w);
return 0;
}
char c;
double d;
unsigned w:9;
-} __attribute__((packed));
+};
#define offsetof(TYPE, MEMB) ((size_t) &((TYPE *)0)->MEMB)
int main(void) {
struct bf mybf = { 0xffffffff, 4097, 65537, 5, 0xff, 4.5, 257 };
+#if 0
dumpMem(&mybf, sizeof mybf);
printf("sizeof mybf %d\n", sizeof mybf);
printf("offset a = %d\n", offsetof(struct bf, a));
printf("offset c = %d\n", offsetof(struct bf, c));
printf("offset d = %d\n", offsetof(struct bf, d));
+#endif
+
+ printf("int a (expected -1): %d\n", mybf.a);
+ printf("unsigned x:13 (expected 4097): %u\n", mybf.x);
+ printf("unsigned y:17 (expected 65537): %u\n", mybf.y);
+ printf("unsigned y:3 (expected 5): %u\n", mybf.z);
+ printf("char c (expected ff): %x\n", mybf.c);
+ printf("double d (expected 4.5): %.1f\n", mybf.d);
+ printf("unsigned w:9 (expected 257): %u\n", mybf.w);
return 0;
}