foo.c: In function 'main':
foo.c:17:17: warning: format '%d' expects argument of type 'int *', but argument 2 has type 'float *' [-Wformat=]
   17 |         scanf("%d%d",&a,&b);
      |                ~^    ~~
      |                 |    |
      |                 |    float *
      |                 int *
      |                %e
foo.c:17:19: warning: format '%d' expects argument of type 'int *', but argument 3 has type 'float *' [-Wformat=]
   17 |         scanf("%d%d",&a,&b);
      |                  ~^     ~~
      |                   |     |
      |                   int * float *
      |                  %e
foo.c: In function 'fib':
foo.c:12:16: warning: 'a3' may be used uninitialized [-Wmaybe-uninitialized]
   12 |         return a3;
      |                ^~
foo.c:4:23: note: 'a3' was declared here
    4 |         int a1=1,a2=1,a3,count=0;
      |                       ^~
In function 'fib',
    inlined from 'main' at foo.c:21:11:
foo.c:12:16: warning: 'a3' may be used uninitialized [-Wmaybe-uninitialized]
   12 |         return a3;
      |                ^~
foo.c: In function 'main':
foo.c:4:23: note: 'a3' was declared here
    4 |         int a1=1,a2=1,a3,count=0;
      |                       ^~
In function 'fib',
    inlined from 'main' at foo.c:21:20:
foo.c:12:16: warning: 'a3' may be used uninitialized [-Wmaybe-uninitialized]
   12 |         return a3;
      |                ^~
foo.c: In function 'main':
foo.c:4:23: note: 'a3' was declared here
    4 |         int a1=1,a2=1,a3,count=0;
      |                       ^~

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