https://issues.dlang.org/show_bug.cgi?id=19645

          Issue ID: 19645
           Summary: Default parameters not checked for @safe
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Severity: normal
          Priority: P1
         Component: dmd
          Assignee: nobody@puremagic.com
          Reporter: bugzilla@digitalmars.com

Reported by ag0aep6g:

import std.stdio;

@safe:

immutable x = 42;

void main()
{
    *f() = 7;
    writeln(x); // 42
    writeln(*&x); // 7
}

int* f(int* y = cast(int*) &x) { return y; }

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