[Bug c++/42633] hinting gcc that restricted pointer dont alias with members of structs

2020-03-31 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=42633 Richard Biener changed: What|Removed |Added Known to fail||4.6.4 Known to work|

[Bug c++/42633] hinting gcc that restricted pointer dont alias with members of structs

2020-03-31 Thread eyalroz at technion dot ac.il
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=42633 Eyal Rozenberg changed: What|Removed |Added CC||eyalroz at technion dot ac.il --- Comme

[Bug c++/42633] hinting gcc that restricted pointer dont alias with members of structs

2010-01-06 Thread torbenh at gmx dot de
--- Comment #4 from torbenh at gmx dot de 2010-01-06 17:42 --- Created an attachment (id=19487) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19487&action=view) patch to add the attribute i am not sure about the decl_req, type_req, fn_type_req values. maybe its true, false, false

[Bug c++/42633] hinting gcc that restricted pointer dont alias with members of structs

2010-01-06 Thread rguenth at gcc dot gnu dot org
--- Comment #3 from rguenth at gcc dot gnu dot org 2010-01-06 13:57 --- Mine. -- rguenth at gcc dot gnu dot org changed: What|Removed |Added AssignedTo|unassigned

[Bug c++/42633] hinting gcc that restricted pointer dont alias with members of structs

2010-01-06 Thread torbenh at gmx dot de
--- Comment #2 from torbenh at gmx dot de 2010-01-06 13:19 --- the generated x86_64 asm: _Z11fill_bufferPfm: .LFB3: testq %rsi, %rsi je .L4 xorl%eax, %eax movss .LC0(%rip), %xmm2 .p2align 4,,10 .p2align 3 .L3: movss ramp(%rip), %xmm1 m

[Bug c++/42633] hinting gcc that restricted pointer dont alias with members of structs

2010-01-06 Thread torbenh at gmx dot de
--- Comment #1 from torbenh at gmx dot de 2010-01-06 13:10 --- Created an attachment (id=19484) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=19484&action=view) test case which doesnt optimize properly -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42633