gcc/testsuite/gdc.test/fail_compilation/fail336.d

/*
TEST_OUTPUT:
---
fail_compilation/fail336.d(16): Error: struct `S` has constructors, cannot use `{ initializers }`, use `S( initializers )` instead
---
*/

// https://issues.dlang.org/show_bug.cgi?id=3476
// C-style initializer for structs must be disallowed for structs with a constructor
struct S
{
    int a;
    this(int) {}
}

S s = { 1 };