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add struct assign check related to #2079

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This commit is contained in:
mrdudz 2023-05-29 17:20:09 +02:00
parent 31bac03d01
commit c8aa9cc703
1 changed files with 66 additions and 0 deletions
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test/val/bug2079-struct-assign.c Normal file
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/* test struct assignment, of structs with a length of 3, which happen to be
a special case eg when passing/returning structs
related to bugs #2022, #2079 */
#include <stdio.h>
#include <stdlib.h>
int failures = 0;
struct foo { char a; char b; char c; };
struct foo foo, bar;
void f3(void)
{
foo.a = 6;
foo.b = 6;
foo.c = 6;
bar.a = 1;
bar.b = 2;
bar.c = 3;
foo = bar;
printf("%d %d %d, %d %d %d (1,2,3 1,2,3)\n",
foo.a, foo.b, foo.c,
bar.a, bar.b, bar.c);
if ((foo.a != 1) || (foo.b != 2) || (foo.c != 3) ||
(bar.a != 1) || (bar.b != 2) || (bar.c != 3)) {
failures++;
}
foo.a = 3;
foo.b = 2;
foo.c = 1;
printf("%d %d %d, %d %d %d (3,2,1 1,2,3)\n",
foo.a, foo.b, foo.c,
bar.a, bar.b, bar.c);
if ((foo.a != 3) || (foo.b != 2) || (foo.c != 1) ||
(bar.a != 1) || (bar.b != 2) || (bar.c != 3)) {
failures++;
}
bar.a = 5;
bar.b = 6;
bar.c = 7;
printf("%d %d %d, %d %d %d (3,2,1 5,6,7)\n",
foo.a, foo.b, foo.c,
bar.a, bar.b, bar.c);
if ((foo.a != 3) || (foo.b != 2) || (foo.c != 1) ||
(bar.a != 5) || (bar.b != 6) || (bar.c != 7)) {
failures++;
}
bar = foo;
foo.a = 6;
foo.b = 6;
foo.c = 6;
printf("%d %d %d, %d %d %d (6,6,6 3,2,1)\n",
foo.a, foo.b, foo.c,
bar.a, bar.b, bar.c);
if ((foo.a != 6) || (foo.b != 6) || (foo.c != 6) ||
(bar.a != 3) || (bar.b != 2) || (bar.c != 1)) {
failures++;
}
}
int main(void)
{
f3();
return failures;
}