rust/tests/run-make/zero-extend-abi-param-passing/bad.c

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

25 lines
536 B
C
Raw Normal View History

#include <stdlib.h>
#include <stdint.h>
#include <stdio.h>
struct bloc {
uint16_t a;
uint16_t b;
uint16_t c;
};
uint16_t c_read_value(uint32_t a, uint32_t b, uint32_t c) {
struct bloc *data = malloc(sizeof(struct bloc));
data->a = a & 0xFFFF;
data->b = b & 0xFFFF;
data->c = c & 0xFFFF;
printf("C struct: a = %u, b = %u, c = %u\n",
(unsigned) data->a, (unsigned) data->b, (unsigned) data->c);
printf("C function returns %u\n", (unsigned) data->b);
return data->b; /* leak data */
}