PATCH: Fix PR 30666 [4.3 Regression]

Richard Guenther
Sat Mar 3 20:04:00 GMT 2007

On 3/3/07, Doug Gregor <> wrote:
> This little patch fixes PR tree-optimization/20336, a 4.3 regression
> where the canonical types system was failing to keep the built-in
> complex types canonical. The problem shows up as a warning now, but
> would be a crash with --disable-checking.
> Tested i686-pc-linux-gnu; no regressions.
> Okay for mainline?

Is there a reason why simply calling build_complex_type is not enough?
It looks like that will invoke layout_type and set TYPE_NAME (which
is IMHO the right thing to do).


> 2007-03-03  Douglas Gregor  <>
>         PR tree-optimization/30666
>         * tree.c (build_common_tree_nodes_2): Use build_complex_type when
>         building predefined complex types, to preserve canonical types.

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