[Mesa-dev] [PATCH] nir: silence a couple new compiler warnings

Brian Paul brianp at vmware.com
Tue Mar 12 02:50:12 UTC 2019


Thanks, but it looks like Alyssa's patches may be better.

-Brian

On 03/11/2019 08:33 PM, Timothy Arceri wrote:
> Thanks
> 
> Reviewed-by: Timothy Arceri <tarceri at itsqueeze.com>
> 
> On 12/3/19 1:12 pm, Brian Paul wrote:
>> [33/630] Compiling C object 
>> 'src/compiler/nir/nir at sta/nir_loop_analyze.c.o'.
>> ../src/compiler/nir/nir_loop_analyze.c: In function 
>> ‘try_find_trip_count_vars_in_iand’:
>> ../src/compiler/nir/nir_loop_analyze.c:846:29: warning: suggest 
>> parentheses around ‘&&’ within ‘||’ [-Wparentheses]
>>      if (*ind == NULL || *ind && (*ind)->type != basic_induction ||
>>                               ^
>> [85/630] Compiling C object 
>> 'src/compiler/nir/nir at sta/nir_opt_loop_unroll.c.o'.
>> ../src/compiler/nir/nir_opt_loop_unroll.c: In function 
>> ‘complex_unroll_single_terminator’:
>> ../src/compiler/nir/nir_opt_loop_unroll.c:494:17: warning: unused 
>> variable ‘unroll_loc’ [-Wunused-variable]
>>      nir_cf_node *unroll_loc =
>>                   ^
>> ---
>>   src/compiler/nir/nir_loop_analyze.c    | 2 +-
>>   src/compiler/nir/nir_opt_loop_unroll.c | 2 +-
>>   2 files changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/src/compiler/nir/nir_loop_analyze.c 
>> b/src/compiler/nir/nir_loop_analyze.c
>> index bc116f4..c830461 100644
>> --- a/src/compiler/nir/nir_loop_analyze.c
>> +++ b/src/compiler/nir/nir_loop_analyze.c
>> @@ -843,7 +843,7 @@ try_find_trip_count_vars_in_iand(nir_alu_instr **alu,
>>      }
>>      /* Try the other iand src if needed */
>> -   if (*ind == NULL || *ind && (*ind)->type != basic_induction ||
>> +   if (*ind == NULL || (*ind && (*ind)->type != basic_induction) ||
>>          !is_var_constant(*limit)) {
>>         src = iand->src[1].src.ssa;
>>         if (src->parent_instr->type == nir_instr_type_alu) {
>> diff --git a/src/compiler/nir/nir_opt_loop_unroll.c 
>> b/src/compiler/nir/nir_opt_loop_unroll.c
>> index 9ab0a92..06ec78b 100644
>> --- a/src/compiler/nir/nir_opt_loop_unroll.c
>> +++ b/src/compiler/nir/nir_opt_loop_unroll.c
>> @@ -491,7 +491,7 @@ complex_unroll_single_terminator(nir_loop *loop)
>>      unsigned num_times_to_clone = loop->info->max_trip_count + 1;
>>      nir_cf_list lp_body;
>> -   nir_cf_node *unroll_loc =
>> +   MAYBE_UNUSED nir_cf_node *unroll_loc =
>>         complex_unroll_loop_body(loop, terminator, &lp_header, &lp_body,
>>                                  remap_table, num_times_to_clone);
>>



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