Hi Jakub,
> On Tue, Jul 02, 2019 at 04:43:54PM +0000, Tamar Christina wrote:
>> --- /dev/null
>> +++ b/gcc/testsuite/gcc.dg/type-convert-var.c
>> @@ -0,0 +1,9 @@
>> +/* { dg-do compile } */
>> +/* { dg-additional-options "-O1 -fdump-tree-optimized" } */
>> +void foo (float a, float b, float *c)
>> +{
>> + double e = (double)a * (double)b;
>> + *c = (float)e;
>> +}
>> +
>> +/* { dg-final { scan-tree-dump-not {double} "optimized" } } */
>>
>
> This new testcase FAILs e.g. on i686-linux. The problem is that
this is PR middle-end/91282.
> with no dg-options, the testcase options default to -ansi, which
> implies -fexcess-precision=standard. On i686-linux, that is conversion to
> long double which must (and does) survive until expansion.
>
> Fixed by using -fexcess-precision=fast, tested on x86_64-linux and
> i686-linux, ok for trunk?
>
> 2019-07-30 Jakub Jelinek <[email protected]>
>
> * gcc.dg/type-convert-var.c: Add -0fexcess-precision=fast to
^ typo
Rainer
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Rainer Orth, Center for Biotechnology, Bielefeld University
