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* [Bug rtl-optimization/104843] New: signed overflow in compute_const_anchors, at cse.cc:1180
@ 2022-03-08 18:03 xry111 at mengyan1223 dot wang
2022-03-08 18:04 ` [Bug rtl-optimization/104843] " xry111 at mengyan1223 dot wang
2023-07-10 20:46 ` xry111 at gcc dot gnu.org
0 siblings, 2 replies; 3+ messages in thread
From: xry111 at mengyan1223 dot wang @ 2022-03-08 18:03 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104843
Bug ID: 104843
Summary: signed overflow in compute_const_anchors, at
cse.cc:1180
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: xry111 at mengyan1223 dot wang
Target Milestone: ---
Bootstrapping GCC on mips64el with a WIP patch for sanitizer support and
bootstrap-ubsan produces:
../../gcc/gcc/cse.cc:1180:19: runtime error: signed integer overflow:
9223372036854775807 - -9223372036854775808 cannot be represented in type 'long
int'
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug rtl-optimization/104843] signed overflow in compute_const_anchors, at cse.cc:1180
2022-03-08 18:03 [Bug rtl-optimization/104843] New: signed overflow in compute_const_anchors, at cse.cc:1180 xry111 at mengyan1223 dot wang
@ 2022-03-08 18:04 ` xry111 at mengyan1223 dot wang
2023-07-10 20:46 ` xry111 at gcc dot gnu.org
1 sibling, 0 replies; 3+ messages in thread
From: xry111 at mengyan1223 dot wang @ 2022-03-08 18:04 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104843
Xi Ruoyao <xry111 at mengyan1223 dot wang> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target| |mips
Blocks| |63426
--- Comment #1 from Xi Ruoyao <xry111 at mengyan1223 dot wang> ---
It seems mips is the only target with const_anchor != 0...
Referenced Bugs:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426
[Bug 63426] [meta-bug] Issues found with -fsanitize=undefined
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug rtl-optimization/104843] signed overflow in compute_const_anchors, at cse.cc:1180
2022-03-08 18:03 [Bug rtl-optimization/104843] New: signed overflow in compute_const_anchors, at cse.cc:1180 xry111 at mengyan1223 dot wang
2022-03-08 18:04 ` [Bug rtl-optimization/104843] " xry111 at mengyan1223 dot wang
@ 2023-07-10 20:46 ` xry111 at gcc dot gnu.org
1 sibling, 0 replies; 3+ messages in thread
From: xry111 at gcc dot gnu.org @ 2023-07-10 20:46 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104843
Xi Ruoyao <xry111 at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |13.0
Status|UNCONFIRMED |RESOLVED
Resolution|--- |FIXED
See Also| |https://gcc.gnu.org/bugzill
| |a/show_bug.cgi?id=108193
--- Comment #2 from Xi Ruoyao <xry111 at gcc dot gnu.org> ---
Fixed at r13-4844.
^ permalink raw reply [flat|nested] 3+ messages in thread
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2022-03-08 18:03 [Bug rtl-optimization/104843] New: signed overflow in compute_const_anchors, at cse.cc:1180 xry111 at mengyan1223 dot wang
2022-03-08 18:04 ` [Bug rtl-optimization/104843] " xry111 at mengyan1223 dot wang
2023-07-10 20:46 ` xry111 at gcc dot gnu.org
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