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Re: [patch] for pr 32160

From: "Richard Guenther" <richard dot guenther at gmail dot com>
To: "Zdenek Dvorak" <rakdver at kam dot mff dot cuni dot cz>
Cc: gcc-patches at gcc dot gnu dot org
Date: Thu, 31 May 2007 14:23:14 +0200
Subject: Re: [patch] for pr 32160
References: <20070531121933.GA14814@kam.mff.cuni.cz>

On 5/31/07, Zdenek Dvorak <rakdver@kam.mff.cuni.cz> wrote:

Hello,

when predictive commoning creates a temporary variable with complex
type, it needs to mark it with DECL_GIMPLE_REG_P, otherwise we ICE
in verify_ssa (as it is considered to be virtual operand).

Bootstrapped & regtested on x86_64.

This is ok.

Thanks,
Richard.

Zdenek

        PR tree-optimization/32160
        * tree-predcom.c (predcom_tmp_var): New function.  Mark created
        variable as gimple reg.
        (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.

* gfortran.dg/predcom-1.f: New test.

References:
- [patch] for pr 32160
  - From: Zdenek Dvorak

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