[Bug tree-optimization/37756] ICE building object file with -O3 and -combine

[zlynx at acm dot org]

------- Comment #5 from zlynx at acm dot org  2008-10-08 00:54 -------
I think you missed some of your explanation.  

Do you mean that it may not be valid to take the address of a global struct
with partial definition? For example in udns_init.c which does not define
dns_defctx, but has this code:

int dns_init(struct dns_ctx *ctx, int do_open) {
  if (!ctx)
    ctx = &dns_defctx;
[...]


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37756