On Thu, 6 Feb 2025, Tamar Christina wrote:

> Hi All,
> 
> It seems that after my IVopts patches the function contain_complex_addr_expr
> became unused and clang is rightfully complaining about it.
> 
> This removes the unused internal function.
> 
> Bootstrapped Regtested on aarch64-none-linux-gnu and no issues.
> 
> Ok for master?

OK.

> Thanks,
> Tamar
> 
> gcc/ChangeLog:
> 
>       PR tree-optimization/19202
>       * tree-ssa-loop-ivopts.cc (contain_complex_addr_expr): Remove.
> 
> ---
> diff --git a/gcc/tree-ssa-loop-ivopts.cc b/gcc/tree-ssa-loop-ivopts.cc
> index 
> 989321137df93349f8395a9f746f73eda52fd74f..e37b24062f730e490ae86bd9248e61102ad1a0f0
>  100644
> --- a/gcc/tree-ssa-loop-ivopts.cc
> +++ b/gcc/tree-ssa-loop-ivopts.cc
> @@ -1149,34 +1149,6 @@ determine_base_object (struct ivopts_data *data, tree 
> expr)
>    return obj;
>  }
>  
> -/* Return true if address expression with non-DECL_P operand appears
> -   in EXPR.  */
> -
> -static bool
> -contain_complex_addr_expr (tree expr)
> -{
> -  bool res = false;
> -
> -  STRIP_NOPS (expr);
> -  switch (TREE_CODE (expr))
> -    {
> -    case POINTER_PLUS_EXPR:
> -    case PLUS_EXPR:
> -    case MINUS_EXPR:
> -      res |= contain_complex_addr_expr (TREE_OPERAND (expr, 0));
> -      res |= contain_complex_addr_expr (TREE_OPERAND (expr, 1));
> -      break;
> -
> -    case ADDR_EXPR:
> -      return (!DECL_P (TREE_OPERAND (expr, 0)));
> -
> -    default:
> -      return false;
> -    }
> -
> -  return res;
> -}
> -
>  /* Allocates an induction variable with given initial value BASE and step 
> STEP
>     for loop LOOP.  NO_OVERFLOW implies the iv doesn't overflow.  */
>  
> 
> 
> 
> 
> 

-- 
Richard Biener <rguent...@suse.de>
SUSE Software Solutions Germany GmbH,
Frankenstrasse 146, 90461 Nuernberg, Germany;
GF: Ivo Totev, Andrew McDonald, Werner Knoblich; (HRB 36809, AG Nuernberg)

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