Public bug reported:
$gcc -v
....
gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.4)
$cat a.c
struct B;
typedef struct B { int bt; } B;
typedef struct A { B *dt; } A;
int main() {
A *a = &(A){ &(B){0} };
_Generic(a, A *:a->dt->bt, B *:a->bt); // report error here but it
shouldn't
_Generic(a, A *:a->dt->bt); // didn't report any error as expected
return 0;
}
$gcc -std=c11 a.c
a.c: In function ‘main’:
a.c:10:34: error: ‘A {aka struct A}’ has no member named ‘bt’
_Generic(a, A *:a->dt->bt, B *:a->bt);
** Affects: gcc-5 (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1705410
Title:
_Generic selector didn't select correct expression.
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