gistfile1.txt

// Works
if (self.currentScope == 1) {
  cell.contentViewInsets = UIEdgeInsetsMake(0, 0, 0, 2);
} else {
  cell.contentViewInsets = UIEdgeInsetsZero;
}

// Works
UIEdgeInsets inset = (self.currentScope == 1) ? UIEdgeInsetsMake(0, 0, 0, 2) : UIEdgeInsetsZero;
cell.contentViewInsets = inset;
  
// Works, guess its related to dot syntax
[cell setContentViewInsets:(self.currentScope == 1) ? UIEdgeInsetsMake(0, 0, 0, 2) : UIEdgeInsetsZero];

// Doesn't work, compiler warning & error
cell.contentViewInsets = (self.currentScope == 1) ? UIEdgeInsetsMake(0, 0, 0, 2) : UIEdgeInsetsZero;

// More variations that don't work
cell.contentViewInsets = ((self.currentScope == 1) ? UIEdgeInsetsMake(0, 0, 0, 2) : UIEdgeInsetsZero);
cell.contentViewInsets = (self.currentScope == 1) ? (UIEdgeInsetsMake(0, 0, 0, 2)) : UIEdgeInsetsZero;
cell.contentViewInsets = (self.currentScope == 1) ? (UIEdgeInsetsMake){0, 0, 0, 2} : UIEdgeInsetsZero;
cell.contentViewInsets = ({(self.currentScope == 1) ? UIEdgeInsetsMake(0, 0, 0, 2) : UIEdgeInsetsZero;});

error: assignment of read-only variable 'prop.282'
warning: left-hand operand of comma expression has no effect

Compiler is either "GCC 4.2" or "LLVM GCC 4.2" in Xcode 4.0 4A304a
Compiles correctly with "LLVM compiler 2.0" selected