https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116690
--- Comment #4 from Yunbo Ni ---
(In reply to Andrew Pinski from comment #3)
> Note in C++, it is undefined at the point of return in a rather than
> afterwards.
>
> Also note PR 104690 is filed about catching this with -fsanitize=undefined.
>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55212
--- Comment #248 from Kazumoto Kojima ---
Created attachment 59102
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=59102&action=edit
a reduced C test case for the wrong code problem c#192
typedef struct { int c[64]; } obj;
extern void bar
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116690
--- Comment #5 from Andrew Pinski ---
(In reply to Yunbo Ni from comment #4)
> Thanks for your kind and detailed explanation! BTW, when I change the value
> of b to 1 in line 3 and compiled this code with -O0 flag, it gets killed
> with with pro
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116690
--- Comment #6 from Yunbo Ni ---
(In reply to Andrew Pinski from comment #5)
> (In reply to Yunbo Ni from comment #4)
> > Thanks for your kind and detailed explanation! BTW, when I change the value
> > of b to 1 in line 3 and compiled this code
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55212
--- Comment #249 from Oleg Endo ---
(In reply to Kazumoto Kojima from comment #248)
> Created attachment 59102 [details]
> a reduced C test case for the wrong code problem c#192
>
> typedef struct { int c[64]; } obj;
>
> extern void bar (int, i
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116691
Bug ID: 116691
Summary: RISC-V: Unexpected auto-vectorization codegen in
simple vectorization
Product: gcc
Version: 15.0
Status: UNCONFIRMED
Severity: normal
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116691
--- Comment #1 from Andrew Pinski ---
`-march=rv64gcv_zba_zbb_zbc_zbs -mabi=lp64d -O3`
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116691
--- Comment #2 from Andrew Pinski ---
The difference is:
_39 = .SELECT_VL (ivtmp_37, POLY_INT_CST [4, 4]);
vs
loop_len_29 = MIN_EXPR ;
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55212
--- Comment #250 from John Paul Adrian Glaubitz ---
(In reply to John Paul Adrian Glaubitz from comment #247)
> Applying all necessary patches except 59000 makes the stack overflow with
> reload go away.
>
> Will try an LRA build now with the fo
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116690
Xi Ruoyao changed:
What|Removed |Added
CC||xry111 at gcc dot gnu.org
--- Comment #7 fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55212
--- Comment #251 from Kazumoto Kojima ---
(In reply to Oleg Endo from comment #249)
> Very nice. Can you please add it as a test case under
> gcc/testsuite/gcc.target/sh/torture on your github repo?
I've just add it as testsuite/gcc.target/sh/p
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