| ### Compilation failed: | |
| error: 1: unknown identifier 'x' | |
| void a() { x = float2(1); } | |
| ^ | |
| error: 2: unknown identifier 'x' | |
| void b() { float w = x; } | |
| ^ | |
| error: 3: unknown identifier 'x' | |
| void c() { float w = x, y; } | |
| ^ | |
| error: 4: unknown identifier 'x' | |
| void d() { float w = x, y = z; } | |
| ^ | |
| error: 4: unknown identifier 'z' | |
| void d() { float w = x, y = z; } | |
| ^ | |
| error: 6: unknown identifier 'f' | |
| float e = f, g = h; | |
| ^ | |
| error: 6: unknown identifier 'h' | |
| float e = f, g = h; | |
| ^ | |
| error: 7: unknown identifier 'j' | |
| float i = j, k; | |
| ^ | |
| 8 errors |