#include <string>

void foo(bool cond) {
    std::string* res;
    {
        std::string a = "a";
        std::string b = "b";
        res = cond ? &a : &b;
        res = &(cond ? a : b);
    }
    (void)*res;
}

void bar(bool cond) {
    std::string* res;
    {
        std::string a = "a";
        std::string b = "b";
        std::string* p = &a;
        std::string* q = &b;
        res = cond ? p : q;
    }
    (void)*res;
}