target/9929: [3.3/3.4 regression] Can't find spill register

[Steven Bosscher]

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=9929

Still there today.

Just -O -fPIC is enough to trigger it on i586.

Janis, can you hunt this one?

Greetz
 Steven

    ---------------------------
    typedef struct X {
        char * ptr;
        int    offset;
    } X_t;
    
    X_t foo(X_t *d1, char * A0);
    
    void bar() {
      X_t l1, l2, l3;
      l3 = foo(&l1, l2.ptr);
      (*(X_t *)(l2.ptr + l3.offset)) = l1;
    }
    -----------------------------