mirror of
https://github.com/cc65/cc65.git
synced 2024-11-09 04:08:11 +00:00
41 lines
937 B
C
41 lines
937 B
C
|
/* bug #170 - Wrong implicit conversion of integers */
|
||
|
|
||
|
#include <stdlib.h>
|
||
|
#include <stdio.h>
|
||
|
#include <stdint.h>
|
||
|
|
||
|
int main(void)
|
||
|
{
|
||
|
uint8_t c = 2;
|
||
|
uint32_t u = 2;
|
||
|
int16_t a = -2;
|
||
|
int32_t l = -2;
|
||
|
|
||
|
/* Generated code should use tosmulax but uses tosumulax */
|
||
|
int16_t r = c * a;
|
||
|
/* Generated code should use tosmuleax but uses tosumuleax */
|
||
|
int32_t lr = u * l;
|
||
|
|
||
|
int32_t n = -95;
|
||
|
uint16_t d = 3;
|
||
|
int16_t r1 = n / d; // produces 21813 instead of -31
|
||
|
|
||
|
int16_t r2 = n / (int32_t) d; // workaround
|
||
|
|
||
|
printf("r: %d (-4)\n", r);
|
||
|
#ifdef REFERENCE
|
||
|
printf("lr: %d (-4)\n", lr);
|
||
|
#else
|
||
|
printf("lr: %ld (-4)\n", lr);
|
||
|
#endif
|
||
|
printf("r1: %d (-31)\n", r1);
|
||
|
printf("r2: %d (-31)\n", r2);
|
||
|
|
||
|
if (r != -4) { return EXIT_FAILURE; }
|
||
|
if (lr != -4) { return EXIT_FAILURE; }
|
||
|
if (r1 != -31) { return EXIT_FAILURE; }
|
||
|
if (r2 != -31) { return EXIT_FAILURE; }
|
||
|
|
||
|
return EXIT_SUCCESS;
|
||
|
}
|