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Re: [PATCH v2 2/3] target/hexagon: fix some occurrences of -Wshadow=loca


From: Philippe Mathieu-Daudé
Subject: Re: [PATCH v2 2/3] target/hexagon: fix some occurrences of -Wshadow=local
Date: Fri, 6 Oct 2023 07:49:41 +0200
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.15.1

On 6/10/23 00:22, Brian Cain wrote:
Of the changes in this commit, the changes in `HELPER(commit_hvx_stores)()`
are less obvious.  They are required because of some macro invocations like
SCATTER_OP_WRITE_TO_MEM().

e.g.:

     In file included from ../target/hexagon/op_helper.c:31:
     ../target/hexagon/mmvec/macros.h:205:18: error: declaration of ‘i’ shadows 
a previous local [-Werror=shadow=compatible-local]
       205 |         for (int i = 0; i < sizeof(MMVector); i += sizeof(TYPE)) { 
\
           |                  ^
     ../target/hexagon/op_helper.c:157:17: note: in expansion of macro 
‘SCATTER_OP_WRITE_TO_MEM’
       157 |                 SCATTER_OP_WRITE_TO_MEM(uint16_t);
           |                 ^~~~~~~~~~~~~~~~~~~~~~~
     ../target/hexagon/op_helper.c:135:9: note: shadowed declaration is here
       135 |     int i;
           |         ^
     In file included from ../target/hexagon/op_helper.c:31:
     ../target/hexagon/mmvec/macros.h:204:19: error: declaration of ‘ra’ 
shadows a previous local [-Werror=shadow=compatible-local]
       204 |         uintptr_t ra = GETPC(); \
           |                   ^~
     ../target/hexagon/op_helper.c:160:17: note: in expansion of macro 
‘SCATTER_OP_WRITE_TO_MEM’
       160 |                 SCATTER_OP_WRITE_TO_MEM(uint32_t);
           |                 ^~~~~~~~~~~~~~~~~~~~~~~
     ../target/hexagon/op_helper.c:134:15: note: shadowed declaration is here
       134 |     uintptr_t ra = GETPC();
           |               ^~

Reviewed-by: Matheus Tavares Bernardino <quic_mathbern@quicinc.com>
Signed-off-by: Brian Cain <bcain@quicinc.com>
---
  target/hexagon/imported/alu.idef | 6 +++---
  target/hexagon/mmvec/macros.h    | 6 +++---
  target/hexagon/op_helper.c       | 9 +++------
  target/hexagon/translate.c       | 9 ++++-----
  4 files changed, 13 insertions(+), 17 deletions(-)

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>




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