MATCH: Improve `A CMP 0 ? A : -A` set of patterns to use bitwise_equal_p.

[official-gcc.git] / gcc / testsuite / gdc.test / fail_compilation / fail9773.d

/*
TEST_OUTPUT:
---
fail_compilation/fail9773.d(7): Error: `""` is not an lvalue and cannot be modified
---
*/
void f(ref string a = "")
{
    a = "crash and burn";
}