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[Bug rtl-optimization/25505] [4.0/4.1/4.2 Regression] gcc uses way too much stack space for this code
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 20 Dec 2005 21:50:45 -0000
- Subject: [Bug rtl-optimization/25505] [4.0/4.1/4.2 Regression] gcc uses way too much stack space for this code
- References: <bug-25505-6809@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #7 from pinskia at gcc dot gnu dot org 2005-12-20 21:50 -------
(In reply to comment #6)
> Re: comment #5:
>
> That is a similar testcase, but not an identical one. A better one would be
> something like:
Actually GCC gets the following testcase "correct":
typedef struct a
{
int f[1000];
} a;
a f(void);
int g(void)
{
{ a t = f();}
{ a t = f();}
}
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25505