[Bug gcov-profile/100980] [GCOV]The assignment statement in the “for” structure caused the wrong coverage

[njuwy at smail dot nju.edu.cn via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100980

--- Comment #4 from Yang Wang <njuwy at smail dot nju.edu.cn> ---
(In reply to Yang Wang from comment #3)
> The coverage is correct later version （gcov 11.1.0 and 12.1.0）,is it fixed?

In version 12.1.0

      -:    1:#include<stdio.h>
        -:    2:extern void abort(void);
        -:    3:extern void exit(int);
        1:    4:int main(void) {
        -:    5:  struct foo{
        -:    6:     int i0;
        -:    7:};
        1:    8:  int b,c,d=1;
        1:    9:  for ((b = sizeof(struct foo {
        -:   10:          int i0;
        -:   11:          int i1;
        -:   12:        }));
        2:   13:       d; d--)
        1:   14:c = sizeof(struct foo);
        -:   15:}