[Bug c/96235] New: Segmentation fault with "-Og -fno-dce -fno-tree-dce -finline-small-functions -fipa-sra"

2020-07-17 Thread suochenyao at 163 dot com
NCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target Milestone: --- Hi, I've got a problem when using gcc new trunk version. I compile the following source code with &qu

[Bug ipa/96235] Segmentation fault with "-Og -fno-dce -fno-tree-dce -finline-small-functions -fipa-sra"

2020-07-28 Thread suochenyao at 163 dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96235 --- Comment #9 from suochenyao at 163 dot com --- (In reply to Martin Jambor from comment #8) > It is clearly a duplicate of PR 93385. > > What was the reason to switch off DCE in the first place? Was it just meant > as a stress

[Bug c/97493] New: generate wrong code with "-Os -fno-toplevel-reorder -frename-registers"

2020-10-19 Thread suochenyao at 163 dot com via Gcc-bugs
ty: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target Milestone: --- Description: I think gcc generates wrong code with -Os -fno-toplevel-reorder -frename-registers. But no difference is

[Bug c/97493] generate wrong code with "-Os -fno-toplevel-reorder -frename-registers"

2020-10-20 Thread suochenyao at 163 dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97493 --- Comment #4 from suochenyao at 163 dot com --- I made mistake, Jelinek is right. This testcase is invalid and I can not reproduce it as well. Sorry for wasting your time, my fault. I apologize for wasting you time.

[Bug c/97493] generate wrong code with "-Os -fno-toplevel-reorder -frename-registers"

2020-10-20 Thread suochenyao at 163 dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97493 suochenyao at 163 dot com changed: What|Removed |Added Status|WAITING |RESOLVED Resolution

[Bug c/97520] New: ICE in calc_stmt, at gimple-range.cc:399 with "-O1 -fno-tree-fre -ftree-vrp"

2020-10-21 Thread suochenyao at 163 dot com via Gcc-bugs
Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target Milestone: --- *** OS and Platform: CentOS Linux releas

[Bug c/97551] New: ICE: verify_cgraph_node failed with "-O2 -fno-toplevel-reorder -fno-tree-dce -fno-tree-forwprop -fno-tree-fre -fipa-cp-clone"

2020-10-23 Thread suochenyao at 163 dot com via Gcc-bugs
oduct: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target

[Bug tree-optimization/97520] ICE in calc_stmt, at gimple-range.cc:399 with "-O1 -fno-tree-fre -ftree-vrp"

2020-10-30 Thread suochenyao at 163 dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97520 --- Comment #5 from suochenyao at 163 dot com --- *** I think this can be reproduced with "-fno-strict-aliasing"... I am not sure whether it can

[Bug tree-optimization/97520] ICE in calc_stmt, at gimple-range.cc:399 with "-O1 -fno-tree-fre -ftree-vrp"

2020-10-30 Thread suochenyao at 163 dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97520 --- Comment #6 from suochenyao at 163 dot com --- (In reply to suochen...@163.com from comment #5) > * > ** > I think this can be reproduced with "-fno-s

[Bug c/97493] generate wrong code with "-Os -fno-toplevel-reorder -frename-registers"

2020-10-30 Thread suochenyao at 163 dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97493 --- Comment #5 from suochenyao at 163 dot com --- *** I think this can be reproduced with "-fno-strict-aliasing"... I am not sure whether it can

[Bug c/97650] New: ICE: tree check: expected ssa_name, have addr_expr in vect_get_and_check_slp_defs, at tree-vect-slp.c:533 with "-Os -ftree-slp-vectorize -fallow-store-data-races"

2020-10-30 Thread suochenyao at 163 dot com via Gcc-bugs
orize -fallow-store-data-races" Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target

[Bug tree-optimization/97733] New: internal compiler error: in operator[], at vec.h:880 with "-O1 -fno-toplevel-reorder -fno-tree-bit-ccp -fno-tree-dce -fno-tree-dominator-opts -fno-tree-scev-cprop -f

2020-11-05 Thread suochenyao at 163 dot com via Gcc-bugs
Reporter: suochenyao at 163 dot com Target Milestone: --- *** OS and Platform: CentOS Linux release 7.8.2003 (Core), x86_64 GNU/Linux *** Program

[Bug tree-optimization/97741] New: ICE: verify_gimple failed with "-Os -fno-toplevel-reorder -fno-tree-ccp -fno-tree-fre"

2020-11-06 Thread suochenyao at 163 dot com via Gcc-bugs
NCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target Milestone: --- *** OS and Platfo

[Bug c/97979] New: internal compiler error: Segmentation fault with "-O3 -fno-toplevel-reorder -fno-tree-ccp"

2020-11-24 Thread suochenyao at 163 dot com via Gcc-bugs
NCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target Milestone: --- *** OS and Platform: Ce

[Bug c/97980] New: wrong code with "-O3 -fno-dce -fno-inline-functions-called-once -fno-inline-small-functions -fno-tree-ccp -fno-tree-dce -fno-tree-vrp"

2020-11-24 Thread suochenyao at 163 dot com via Gcc-bugs
e-vrp" Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target

[Bug tree-optimization/98117] New: wrong code with "-O3 -fno-tree-scev-cprop"

2020-12-03 Thread suochenyao at 163 dot com via Gcc-bugs
nent: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target Milestone: --- *** OS and Platform: CentOS Linux release 7.8.2003 (Core), x86_64

[Bug tree-optimization/99296] New: ICE:in irange_set_anti_range, at value-range.cc:205 with "-Os -fno-toplevel-reorder -fno-tree-bit-ccp"

2021-02-26 Thread suochenyao at 163 dot com via Gcc-bugs
Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target Milestone: ---

[Bug ipa/100994] New: wrong code with "-O1 -finline-small-functions -fipa-cp"

2021-06-09 Thread suochenyao at 163 dot com via Gcc-bugs
ty: normal Priority: P3 Component: ipa Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com CC: marxin at gcc dot gnu.org Target Milestone: --- *** OS an

[Bug tree-optimization/101009] New: wrong code with "-O3 -fno-tree-sra"

2021-06-10 Thread suochenyao at 163 dot com via Gcc-bugs
nent: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target Milestone: --- *** OS and Platform: CentOS Linux release 7.8.2003 (Core), x86_64

[Bug tree-optimization/101062] New: wrong code with "-O2 -fno-toplevel-reorder -frename-registers"

2021-06-14 Thread suochenyao at 163 dot com via Gcc-bugs
ty: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target Milestone: --- *** OS and Platform: CentOS Lin

[Bug tree-optimization/101080] New: wrong code with "-O3"

2021-06-15 Thread suochenyao at 163 dot com via Gcc-bugs
timization Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target Milestone: --- *** OS and Platform: CentOS Linux release 7.8.2003 (Core), x86_64

[Bug tree-optimization/101249] New: ICE: Segmentation fault with "-O3 -fno-tree-ch -fno-tree-dce -fno-tree-dominator-opts -fno-tree-dse -fno-strict-aliasing -fwrapv"

2021-06-29 Thread suochenyao at 163 dot com via Gcc-bugs
oduct: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target

[Bug tree-optimization/102385] New: ICE: in single_pred_edge, at basic-block.h:350 under "-O2 -fno-toplevel-reorder -fno-tree-ch -fno-tree-dce -fno-tree-dominator-opts -fno-tree-dse -fno-tree-loop-ivc

2021-09-17 Thread suochenyao at 163 dot com via Gcc-bugs
Reporter: suochenyao at 163 dot com Target Milestone: --- *** OS and Platform: CentOS Linux release 7.8.2003 (Core), x86_64 GNU/Linux *** Program:

[Bug tree-optimization/102565] New: ICE: in upper_bound, at value-range.h:531 under -O2

2021-10-02 Thread suochenyao at 163 dot com via Gcc-bugs
Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target Milestone: --- *** OS and Platform: CentOS Linux release 7.8.2003 (Core).0, x86_64 GNU/Linux

[Bug tree-optimization/102627] New: wrong code with "-O1"

2021-10-06 Thread suochenyao at 163 dot com via Gcc-bugs
timization Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target Milestone: --- *** OS and Platform: CentOS Linux release 7.8.2003 (Core).0, x86_64

[Bug tree-optimization/101578] New: wrong code with "-O3 -fpack-struct"

2021-07-22 Thread suochenyao at 163 dot com via Gcc-bugs
nent: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: suochenyao at 163 dot com Target Milestone: --- *** OS and Platform: CentOS Linux release 7.8.2003 (Core), x86_64

[Bug tree-optimization/101594] New: ICE: Segmentation fault with "-O2 -fno-if-conversion -fno-ssa-phiopt -fno-tree-ch -fno-tree-dominator-opts -fno-tree-pre -fno-tree-reassoc -fselective-scheduling -f

2021-07-22 Thread suochenyao at 163 dot com via Gcc-bugs
ot gnu.org Reporter: suochenyao at 163 dot com Target Milestone: --- *** OS and Platform: CentOS Linux release 7.8.2003 (Core), x86_64 GNU/Linux *