------- Comment #5 from hubicka at ucw dot cz  2008-09-02 10:14 -------
Subject: Re:  [4.4 Regression]: gcc.c-torture/execute/931018-1.c  int-compare.c
ieee/inf-2.c mzero6.c

> Honza, why is tree-inline.c:initialize_cfun not calling
> allocate_struct_function and *then* change whatever elements need changing? 
> There's no comment to reveal the reason.  Now, you're just allocating a 
> cleared
> area and doing a shallow-copy, which causes the clone to have e.g. the same
> cfun->machine. Badness results.

Well, the code is not mine, but it was wirtten at a time struct_function
did hold a lot of extra stuff.  I will take a look.
Why do we allocate MDEP parts of cfun so early?  I will try to deffer it
to later stage of compilation.

Honza


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37315

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