[Bug tree-optimization/121382] wrong code at -O2 on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121382 --- Comment #1 from Zhendong Su --- Here is another related instance that also fails at -O3 (and 15.1). Compiler Explorer: https://godbolt.org/z/KqzvrvG4v [522] % gcctk -v Using built-in specs. COLLECT_GCC=gcctk COLLECT_LTO_WRAPPER=/local/home

[Bug tree-optimization/121382] New: wrong code at -O2 on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121382 Bug ID: 121382 Summary: wrong code at -O2 on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-op

[Bug tree-optimization/121378] New: wrong code at -O2 on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121378 Bug ID: 121378 Summary: wrong code at -O2 on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-op

[Bug tree-optimization/121370] New: wrong code at -O{s,2,3} on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121370 Bug ID: 121370 Summary: wrong code at -O{s,2,3} on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: t

[Bug c/121369] Error instead of warning for -Wincompatible-pointer-types?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121369 --- Comment #2 from Zhendong Su --- (In reply to Andrew Pinski from comment #1) > Did you read the release notes: > https://gcc.gnu.org/gcc-14/changes.html > > C: Certain warnings about are now errors, see Porting to GCC > 14[https://gcc.gnu.or

[Bug diagnostics/121369] New: Error instead of warning for -Wincompatible-pointer-types?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121369 Bug ID: 121369 Summary: Error instead of warning for -Wincompatible-pointer-types? Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/121347] New: wrong code at -O1 and above on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121347 Bug ID: 121347 Summary: wrong code at -O1 and above on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Componen

[Bug tree-optimization/121295] New: ICE on valid code at -O{2,3} with "-fno-tree-copy-prop -fno-tree-pre -fno-code-hoisting": Segmentation fault

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121295 Bug ID: 121295 Summary: ICE on valid code at -O{2,3} with "-fno-tree-copy-prop -fno-tree-pre -fno-code-hoisting": Segmentation fault Product: gcc Version: unknown Status

[Bug tree-optimization/121202] New: ICE on valid code at -O3 with -fno-tree-copy-prop on x86_64-linux-gnu: in vect_schedule_slp_node, at tree-vect-slp.cc:11381

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121202 Bug ID: 121202 Summary: ICE on valid code at -O3 with -fno-tree-copy-prop on x86_64-linux-gnu: in vect_schedule_slp_node, at tree-vect-slp.cc:11381 Product: gcc

[Bug tree-optimization/121194] New: ICE on valid code at -O3: in quick_push, at vec.h:1050

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121194 Bug ID: 121194 Summary: ICE on valid code at -O3: in quick_push, at vec.h:1050 Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 C

[Bug tree-optimization/121067] New: wrong code at -Os with "-fno-tree-pre -fno-code-hoisting -fno-tree-dominator-opts -fno-tree-fre" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121067 Bug ID: 121067 Summary: wrong code at -Os with "-fno-tree-pre -fno-code-hoisting -fno-tree-dominator-opts -fno-tree-fre" on x86_64-linux-gnu Product: gcc Version

[Bug tree-optimization/121035] New: ICE on valid code at -O{2,3} with "-fno-tree-dce -fno-tree-dse -fno-expensive-optimizations -fno-ssa-phiopt" on x86_64-linux-gnu: Segmentation fault

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121035 Bug ID: 121035 Summary: ICE on valid code at -O{2,3} with "-fno-tree-dce -fno-tree-dse -fno-expensive-optimizations -fno-ssa-phiopt" on x86_64-linux-gnu: Segmentation

[Bug tree-optimization/120701] New: ICE at -O{2,3} on x86_64-linux-gnu: in verify_range, at value-range.cc:1546

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120701 Bug ID: 120701 Summary: ICE at -O{2,3} on x86_64-linux-gnu: in verify_range, at value-range.cc:1546 Product: gcc Version: unknown Status: UNCONFIRMED Severity:

[Bug rtl-optimization/120677] New: ICE on valid code at -O{2,3} on x86_64-linux-gnu: verify_flow_info failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120677 Bug ID: 120677 Summary: ICE on valid code at -O{2,3} on x86_64-linux-gnu: verify_flow_info failed Product: gcc Version: unknown Status: UNCONFIRMED Severity: n

[Bug tree-optimization/120661] [16 regression] compiler hang at -O{s,2,3} on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120661 --- Comment #4 from Zhendong Su --- Here is another likely related test (which is also valid) that only hangs at -Os. Compiler Explorer: https://godbolt.org/z/rMWKPxdos [512] % gcctk -v Using built-in specs. COLLECT_GCC=gcctk COLLECT_LTO_WRAPP

[Bug tree-optimization/120661] New: compiler hang at -O{s,2,3} on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120661 Bug ID: 120661 Summary: compiler hang at -O{s,2,3} on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component

[Bug tree-optimization/120630] [16 regression] wrong code at -O{s,2,3} with "-fno-tree-loop-im -fno-tree-loop-optimize -fno-tree-ch" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120630 --- Comment #3 from Zhendong Su --- Here is a test without using any flags (fails at -O{s,2,3}), assuming it's due to the same root cause: [595] % gcctk -v Using built-in specs. COLLECT_GCC=gcctk COLLECT_LTO_WRAPPER=/local/home/suz/suz-local/s

[Bug tree-optimization/120630] New: wrong code at -O{s,2,3} with "-fno-tree-loop-im -fno-tree-loop-optimize -fno-tree-ch" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120630 Bug ID: 120630 Summary: wrong code at -O{s,2,3} with "-fno-tree-loop-im -fno-tree-loop-optimize -fno-tree-ch" on x86_64-linux-gnu Product: gcc Version: unknown

[Bug tree-optimization/120583] [12/13/14/15/16 Regression] wrong code at -O{s,2} on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120583 --- Comment #4 from Zhendong Su --- If it's helpful, one more test that fails (only) at -Os: * Compiler Explorer: https://godbolt.org/z/6MfG5seKE * works: 14.* and earlier * fails: 15.1 and trunk * -fwrapv or -fno-ivopts makes it disappear [517

[Bug tree-optimization/120583] [12/13/14/15/16 Regression] wrong code at -O{s,2} on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120583 --- Comment #3 from Zhendong Su --- One more likely related test that fails at -O{s,2,3}: * Compiler Explorer: https://godbolt.org/z/jGzY51ebh * works: 13.* and earlier * fails: 14.* and later (the generated code hangs) * -fwrapv or -fno-ivopts

[Bug tree-optimization/120583] [12/13/14/15/16 Regression] wrong code at -O{s,2} on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120583 --- Comment #2 from Zhendong Su --- Another likely related test that fails at -O1 and above: * Compiler Explorer: https://godbolt.org/z/xYG5Y1EfP * works: 14.* and earlier * fails: 15.1 and trunk * -fwrapv or -fno-ivopts makes it disappear [507

[Bug tree-optimization/120584] New: wrong code at -O{1,s,2} on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120584 Bug ID: 120584 Summary: wrong code at -O{1,s,2} on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: t

[Bug tree-optimization/120583] New: wrong code at -O{s,2} on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120583 Bug ID: 120583 Summary: wrong code at -O{s,2} on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: tre

[Bug tree-optimization/120560] New: wrong code at -O{s,2,3} with -fno-tree-ccp on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120560 Bug ID: 120560 Summary: wrong code at -O{s,2,3} with -fno-tree-ccp on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/120521] New: wrong code at -O3 with "-fno-tree-fre" on x86_64-linux-gnu (generated code hangs)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120521 Bug ID: 120521 Summary: wrong code at -O3 with "-fno-tree-fre" on x86_64-linux-gnu (generated code hangs) Product: gcc Version: unknown Status: UNCONFIRMED Sev

[Bug tree-optimization/120487] New: wrong code at -Os on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120487 Bug ID: 120487 Summary: wrong code at -Os on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-op

[Bug tree-optimization/120488] New: wrong code at -O1 and above on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120488 Bug ID: 120488 Summary: wrong code at -O1 and above on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Componen

[Bug tree-optimization/120341] [15/16 Regregression] wrong code at -O1 and above with "-fallow-store-data-races" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120341 --- Comment #4 from Zhendong Su --- Here is another very similar reproducer that only fails at -Os and seems to go back to at least as early as 10.1. Compiler Explorer: https://godbolt.org/z/7e4jePnY7 [508] % gcctk -v Using built-in specs. C

[Bug tree-optimization/120342] New: wrong code at -O{s,2,3} with "-fno-tree-ccp -fno-tree-forwprop" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120342 Bug ID: 120342 Summary: wrong code at -O{s,2,3} with "-fno-tree-ccp -fno-tree-forwprop" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED S

[Bug tree-optimization/120341] New: wrong code at -O1 and above with "-fallow-store-data-races" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120341 Bug ID: 120341 Summary: wrong code at -O1 and above with "-fallow-store-data-races" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Sever

[Bug tree-optimization/120322] New: wrong code at -O{s,2,3} with "-fno-early-inlining" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120322 Bug ID: 120322 Summary: wrong code at -O{s,2,3} with "-fno-early-inlining" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: norm

[Bug ipa/120236] New: wrong code at -O{s,2,3} with "-fno-tree-fre -fipa-pta" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120236 Bug ID: 120236 Summary: wrong code at -O{s,2,3} with "-fno-tree-fre -fipa-pta" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity:

[Bug tree-optimization/120211] New: ICE on valid code at -O3 with "-fno-tree-copy-prop -fno-tree-dominator-opts -fno-tree-loop-ivcanon -fno-tree-pre -fno-code-hoisting" on x86_64-linux-gnu: in gimple_

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120211 Bug ID: 120211 Summary: ICE on valid code at -O3 with "-fno-tree-copy-prop -fno-tree-dominator-opts -fno-tree-loop-ivcanon -fno-tree-pre -fno-code-hoisting" on x86_64-linux-gnu:

[Bug tree-optimization/120074] New: ICE on valid code at -O1 with "-fno-tree-copy-prop -fno-tree-forwprop -fno-tree-ccp" on x86_64-linux-gnu: in decompose, at wide-int.h:1049

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120074 Bug ID: 120074 Summary: ICE on valid code at -O1 with "-fno-tree-copy-prop -fno-tree-forwprop -fno-tree-ccp" on x86_64-linux-gnu: in decompose, at wide-int.h:1049 Product:

[Bug ipa/120048] New: ICE on valid code at -O{s,2} with "-fno-tree-vrp -fno-tree-fre" on x86_64-linux-gnu: in type, at value-range.h:982

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120048 Bug ID: 120048 Summary: ICE on valid code at -O{s,2} with "-fno-tree-vrp -fno-tree-fre" on x86_64-linux-gnu: in type, at value-range.h:982 Product: gcc Version:

[Bug tree-optimization/120046] New: wrong code at -O{s,2} with "-fno-tree-ccp -fno-tree-dominator-opts -fno-tree-fre -fno-expensive-optimizations -fno-gcse" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120046 Bug ID: 120046 Summary: wrong code at -O{s,2} with "-fno-tree-ccp -fno-tree-dominator-opts -fno-tree-fre -fno-expensive-optimizations -fno-gcse" on x86_64-linux-gn

[Bug tree-optimization/120044] New: wrong code at -O1 and above with "-fno-early-inlining -fno-tree-fre -fno-tree-pre -fno-code-hoisting" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120044 Bug ID: 120044 Summary: wrong code at -O1 and above with "-fno-early-inlining -fno-tree-fre -fno-tree-pre -fno-code-hoisting" on x86_64-linux-gnu Product: gcc Ve

[Bug tree-optimization/120043] New: wrong code at -O{s,2,3} with -fallow-store-data-races on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120043 Bug ID: 120043 Summary: wrong code at -O{s,2,3} with -fallow-store-data-races on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: n

[Bug tree-optimization/119803] New: ICE on valid code at -O{2,3} on x86_64-linux-gnu: in verify_mask, at value-range.cc:2484

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119803 Bug ID: 119803 Summary: ICE on valid code at -O{2,3} on x86_64-linux-gnu: in verify_mask, at value-range.cc:2484 Product: gcc Version: unknown Status: UNCONFIRMED

[Bug tree-optimization/119594] New: wrong code at -Os with "-fno-dce -fno-tree-dce -fno-tree-dse" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119594 Bug ID: 119594 Summary: wrong code at -Os with "-fno-dce -fno-tree-dce -fno-tree-dse" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Sev

[Bug tree-optimization/119586] New: wrong code at -O2 with "-ftree-loop-vectorize -fno-inline" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119586 Bug ID: 119586 Summary: wrong code at -O2 with "-ftree-loop-vectorize -fno-inline" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severi

[Bug tree-optimization/119530] New: wrong code at -O{s,2,3} with "-fno-tree-vrp -fno-inline" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119530 Bug ID: 119530 Summary: wrong code at -O{s,2,3} with "-fno-tree-vrp -fno-inline" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity

[Bug tree-optimization/119291] New: wrong code at -O{2,3} with "-fno-thread-jumps" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119291 Bug ID: 119291 Summary: wrong code at -O{2,3} with "-fno-thread-jumps" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/119057] New: ICE at -O{2,3} with "-fno-tree-vrp -fno-tree-forwprop" on x86_64-linux-gnu: in operator[], at vec.h:910

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119057 Bug ID: 119057 Summary: ICE at -O{2,3} with "-fno-tree-vrp -fno-tree-forwprop" on x86_64-linux-gnu: in operator[], at vec.h:910 Product: gcc Version: unknown Status: UNC

[Bug tree-optimization/118805] New: wrong code at -O1 with "-fno-tree-ccp -fno-tree-copy-prop -fno-tree-forwprop -fno-tree-fre" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118805 Bug ID: 118805 Summary: wrong code at -O1 with "-fno-tree-ccp -fno-tree-copy-prop -fno-tree-forwprop -fno-tree-fre" on x86_64-linux-gnu Product: gcc Version: unk

[Bug tree-optimization/118739] New: wrong code at -O{s,3} with "-fno-tree-forwprop -fno-tree-vrp" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118739 Bug ID: 118739 Summary: wrong code at -O{s,3} with "-fno-tree-forwprop -fno-tree-vrp" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Sev

[Bug tree-optimization/118704] [15 regression] ICE when building nmap with LTO (make_bit_field_load, at gimple-fold.cc:7862)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118704 Zhendong Su changed: What|Removed |Added CC||zhendong.su at inf dot ethz.ch --- Commen

[Bug tree-optimization/118706] New: ICE on valid code at -O1 and above with "-fno-tree-fre" on x86_64-linux-gnu: in make_bit_field_load, at gimple-fold.cc:7862

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118706 Bug ID: 118706 Summary: ICE on valid code at -O1 and above with "-fno-tree-fre" on x86_64-linux-gnu: in make_bit_field_load, at gimple-fold.cc:7862 Product: gcc

[Bug tree-optimization/118569] New: ICE on valid code at -O3 with "-fno-tree-ch -fno-tree-ccp -fno-tree-fre" on x86_64-linux-gnu: in check_loop_closed_ssa_def, at tree-ssa-loop-manip.cc:647

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118569 Bug ID: 118569 Summary: ICE on valid code at -O3 with "-fno-tree-ch -fno-tree-ccp -fno-tree-fre" on x86_64-linux-gnu: in check_loop_closed_ssa_def, at tree-ssa-loo

[Bug tree-optimization/118552] New: ICE on valid code at -O3 with "-fno-tree-ch -fno-tree-ccp -fno-tree-fre" on x86_64-linux-gnu: in check_loop_closed_ssa_def, at tree-ssa-loop-manip.cc:647

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118552 Bug ID: 118552 Summary: ICE on valid code at -O3 with "-fno-tree-ch -fno-tree-ccp -fno-tree-fre" on x86_64-linux-gnu: in check_loop_closed_ssa_def, at tree-ssa-loo

[Bug tree-optimization/118535] New: wrong code at -O{2,3} on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118535 Bug ID: 118535 Summary: wrong code at -O{2,3} on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: tre

[Bug tree-optimization/118514] New: wrong code at -O{1,s,3} on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118514 Bug ID: 118514 Summary: wrong code at -O{1,s,3} on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: t

[Bug tree-optimization/118464] [15 Regression] gcc-15.0.0_pre20250112 ICE with opencv-4.10.0 using -O2/-ftree-loop-vectorize: memory_descriptor_ref.cpp:94:19: internal compiler error: in exact_div, at

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118464 Zhendong Su changed: What|Removed |Added CC||zhendong.su at inf dot ethz.ch --- Commen

[Bug tree-optimization/118138] New: wrong code at -O3 with "-fno-inline" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118138 Bug ID: 118138 Summary: wrong code at -O3 with "-fno-inline" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal P

[Bug tree-optimization/118081] New: wrong code at -O{s,2,3} with "-fno-tree-vrp -fno-expensive-optimizations" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118081 Bug ID: 118081 Summary: wrong code at -O{s,2,3} with "-fno-tree-vrp -fno-expensive-optimizations" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED

[Bug tree-optimization/118046] New: wrong code at -O{2,3} on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118046 Bug ID: 118046 Summary: wrong code at -O{2,3} on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: tre

[Bug tree-optimization/117915] New: ICE on valid code at -O{s,2,3} with "-fno-tree-copy-prop -fno-tree-vrp" on x86_64-linux-gnu: tree check: expected ssa_name, have integer_cst in ifcombine_mark_ssa_n

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117915 Bug ID: 117915 Summary: ICE on valid code at -O{s,2,3} with "-fno-tree-copy-prop -fno-tree-vrp" on x86_64-linux-gnu: tree check: expected ssa_name, have integer_cs

[Bug ipa/117892] New: ICE on valid code at -O1 and above on x86_64-linux-gnu: in single_succ_edge, at basic-block.h:332

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117892 Bug ID: 117892 Summary: ICE on valid code at -O1 and above on x86_64-linux-gnu: in single_succ_edge, at basic-block.h:332 Product: gcc Version: unknown

[Bug tree-optimization/117859] New: ICE on valid code at -O{2,3} with "-fno-ssa-phiopt -fno-expensive-optimization": Segmentation fault

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117859 Bug ID: 117859 Summary: ICE on valid code at -O{2,3} with "-fno-ssa-phiopt -fno-expensive-optimization": Segmentation fault Product: gcc Version: unknown Status: UNCONFI

[Bug tree-optimization/117480] New: wrong code at -O1 and above on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117480 Bug ID: 117480 Summary: wrong code at -O1 and above on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Componen

[Bug tree-optimization/117420] wrong code at -O1 on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117420 --- Comment #1 from Zhendong Su --- A related test that is miscompiled at -O{s,2,3}, but not -O1. Compiler Explorer: https://godbolt.org/z/Pe3j3sTzj [560] % gcctk -v Using built-in specs. COLLECT_GCC=gcctk COLLECT_LTO_WRAPPER=/local/home/suz

[Bug tree-optimization/117420] New: wrong code at -O1 on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117420 Bug ID: 117420 Summary: wrong code at -O1 on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-op

[Bug rtl-optimization/117239] New: wrong code at -O{s,2} with "-fno-inline -fschedule-insns" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117239 Bug ID: 117239 Summary: wrong code at -O{s,2} with "-fno-inline -fschedule-insns" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severit

[Bug tree-optimization/117237] New: wrong code at -O{s,2,3} with "-fno-tree-fre -fno-tree-pre -fno-code-hoisting -fno-inline" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117237 Bug ID: 117237 Summary: wrong code at -O{s,2,3} with "-fno-tree-fre -fno-tree-pre -fno-code-hoisting -fno-inline" on x86_64-linux-gnu Product: gcc Version: unkno

[Bug tree-optimization/117226] New: wrong code at -O{s,2,3} with "-fno-tree-forwprop" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117226 Bug ID: 117226 Summary: wrong code at -O{s,2,3} with "-fno-tree-forwprop" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: norma

[Bug tree-optimization/117192] New: wrong code at -O3 with "-fno-unswitch-loops" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117192 Bug ID: 117192 Summary: wrong code at -O3 with "-fno-unswitch-loops" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/117113] New: ICE on valid code at -O3 with "-fno-tree-dce -fno-inline" on x86_64-linux-gnu: verify_ssa failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117113 Bug ID: 117113 Summary: ICE on valid code at -O3 with "-fno-tree-dce -fno-inline" on x86_64-linux-gnu: verify_ssa failed Product: gcc Version: unknown Status: UNCONFIRME

[Bug rtl-optimization/117105] New: ICE on valid code at -O3 with "-fno-code-hoisting -fno-tree-fre -fno-tree-dominator-opts -fno-tree-pre -fno-tree-sra" on x86_64-linux-gnu: in extract_constrain_insn,

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117105 Bug ID: 117105 Summary: ICE on valid code at -O3 with "-fno-code-hoisting -fno-tree-fre -fno-tree-dominator-opts -fno-tree-pre -fno-tree-sra" on x86_64-linux-gnu: in

[Bug tree-optimization/117041] New: ICE on valid code at -O3 on x86_64-linux-gnu: in vectorizable_load, at tree-vect-stmts.cc:10327

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117041 Bug ID: 117041 Summary: ICE on valid code at -O3 on x86_64-linux-gnu: in vectorizable_load, at tree-vect-stmts.cc:10327 Product: gcc Version: unknown Status: UNCONFIRMED

[Bug tree-optimization/116990] New: ICE on valid code at -O3 "-fno-tree-ccp -fno-tree-loop-im -fno-tree-dse" on x86_64-linux-gnu: in single_pred_edge, at basic-block.h:342

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116990 Bug ID: 116990 Summary: ICE on valid code at -O3 "-fno-tree-ccp -fno-tree-loop-im -fno-tree-dse" on x86_64-linux-gnu: in single_pred_edge, at basic-block.h:342 Product: gcc

[Bug tree-optimization/116982] New: ICE on valid code at -O3 with "-fno-tree-dce -fno-tree-dominator-opts -fno-tree-pre -fno-tree-dse -fno-tree-copy-prop -fno-tree-fre -fno-code-hoisting" on x86_64-li

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116982 Bug ID: 116982 Summary: ICE on valid code at -O3 with "-fno-tree-dce -fno-tree-dominator-opts -fno-tree-pre -fno-tree-dse -fno-tree-copy-prop -fno-tree-fre -fno-code-hoisting"

[Bug tree-optimization/116915] New: wrong code at -O{s,2,3} on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116915 Bug ID: 116915 Summary: wrong code at -O{s,2,3} on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: t

[Bug tree-optimization/116879] New: ICE on valid code at -O2 with "-ftree-vectorize -fallow-store-data-races -fno-tree-ch -ftree-loop-distribution" on x86_64-linux-gnu: verify_ssa failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116879 Bug ID: 116879 Summary: ICE on valid code at -O2 with "-ftree-vectorize -fallow-store-data-races -fno-tree-ch -ftree-loop-distribution" on x86_64-linux-gnu: verify

[Bug rtl-optimization/116850] New: ICE at -O{s,2,3} on x86_64-linux-gnu: in verify_dominators, at dominance.cc:1194

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116850 Bug ID: 116850 Summary: ICE at -O{s,2,3} on x86_64-linux-gnu: in verify_dominators, at dominance.cc:1194 Product: gcc Version: unknown Status: UNCONFIRMED Seve

[Bug tree-optimization/116812] New: ICE on valid code at -O2 with "-fno-tree-dce -fno-tree-dse" on x86_64-linux-gnu: verify_flow_info failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116812 Bug ID: 116812 Summary: ICE on valid code at -O2 with "-fno-tree-dce -fno-tree-dse" on x86_64-linux-gnu: verify_flow_info failed Product: gcc Version: unknown

[Bug tree-optimization/116796] New: ICE on valid code at -O3 with "-fno-tree-dominator-opts -fno-tree-vrp -fno-tree-ch" on x86_64-linux-gnu: in check_loop_closed_ssa_def, at tree-ssa-loop-manip.cc:647

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116796 Bug ID: 116796 Summary: ICE on valid code at -O3 with "-fno-tree-dominator-opts -fno-tree-vrp -fno-tree-ch" on x86_64-linux-gnu: in check_loop_closed_ssa_def, at t

[Bug tree-optimization/116795] New: ICE on valid code at -O3 on x86_64-linux-gnu: verify_ssa failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116795 Bug ID: 116795 Summary: ICE on valid code at -O3 on x86_64-linux-gnu: verify_ssa failed Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/116747] New: ICE on valid code at -O3 on x86_64-linux-gnu: Segmentation fault

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116747 Bug ID: 116747 Summary: ICE on valid code at -O3 on x86_64-linux-gnu: Segmentation fault Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/116579] New: wrong code at -O{2,3} with "-fno-thread-jumps" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116579 Bug ID: 116579 Summary: wrong code at -O{2,3} with "-fno-thread-jumps" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug rtl-optimization/116488] New: wrong code at -O{s,2,3} with "-fno-forward-propagate" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116488 Bug ID: 116488 Summary: wrong code at -O{s,2,3} with "-fno-forward-propagate" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: n

[Bug tree-optimization/116420] New: wrong code at -O{2,3} with "-fno-forward-propagate -fno-tree-ch" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116420 Bug ID: 116420 Summary: wrong code at -O{2,3} with "-fno-forward-propagate -fno-tree-ch" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED

[Bug tree-optimization/116405] New: wrong code at -O{2,3} with "-fno-ssa-phiopt -fno-tree-dce" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116405 Bug ID: 116405 Summary: wrong code at -O{2,3} with "-fno-ssa-phiopt -fno-tree-dce" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severi

[Bug tree-optimization/116380] New: ICE on valid code at -O3 with "-fno-tree-scev-cprop" on x86_64-linux-gnu: Segmentation fault

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116380 Bug ID: 116380 Summary: ICE on valid code at -O3 with "-fno-tree-scev-cprop" on x86_64-linux-gnu: Segmentation fault Product: gcc Version: unknown Status: UNCONFIRMED

[Bug target/116343] New: ICE on valid code at -Os with "-fschedule-insns -fno-thread-jumps -fno-dce" on x86_64-linux-gnu: in extract_insn, at recog.cc:2869

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116343 Bug ID: 116343 Summary: ICE on valid code at -Os with "-fschedule-insns -fno-thread-jumps -fno-dce" on x86_64-linux-gnu: in extract_insn, at recog.cc:2869 Product: gcc

[Bug tree-optimization/115933] New: wrong code at -O1 with "-fno-tree-loop-optimize -ftree-vrp -fno-tree-ch -fgcse" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115933 Bug ID: 115933 Summary: wrong code at -O1 with "-fno-tree-loop-optimize -ftree-vrp -fno-tree-ch -fgcse" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFI

[Bug rtl-optimization/115929] [15 regression] ICE on valid code at -O{2,3} with "-fschedule-insns" on x86_64-linux-gnu: Segmentation fault

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115929 --- Comment #1 from Zhendong Su --- Another likely related test. Compiler Explorer: https://godbolt.org/z/o7Wrd7P66 [551] % gcctk -v Using built-in specs. COLLECT_GCC=gcctk COLLECT_LTO_WRAPPER=/local/suz-local/software/local/gcc-trunk/libexec/

[Bug rtl-optimization/115929] New: ICE on valid code at -O{2, 3} with "-fschedule-insns" on x86_64-linux-gnu: Segmentation fault

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115929 Bug ID: 115929 Summary: ICE on valid code at -O{2,3} with "-fschedule-insns" on x86_64-linux-gnu: Segmentation fault Product: gcc Version: unknown Status: UNCONFIRMED

[Bug rtl-optimization/115928] New: ICE on valid code at -O2 with "-fgcse-sm" on x86_64-linux-gnu: in merge_clobber_groups, at rtl-ssa/accesses.cc:757

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115928 Bug ID: 115928 Summary: ICE on valid code at -O2 with "-fgcse-sm" on x86_64-linux-gnu: in merge_clobber_groups, at rtl-ssa/accesses.cc:757 Product: gcc Version:

[Bug tree-optimization/115927] New: wrong code at -O{2,3} with "-fno-tree-vrp" on x86_64-linux-gnu (nondeterministic behavior)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115927 Bug ID: 115927 Summary: wrong code at -O{2,3} with "-fno-tree-vrp" on x86_64-linux-gnu (nondeterministic behavior) Product: gcc Version: unknown Status: UNCONFIRMED

[Bug tree-optimization/115926] New: wrong code at -O1 with "-fno-tree-fre" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115926 Bug ID: 115926 Summary: wrong code at -O1 with "-fno-tree-fre" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/115925] New: wrong code at -O{2,3} with "-fno-thread-jumps" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115925 Bug ID: 115925 Summary: wrong code at -O{2,3} with "-fno-thread-jumps" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug rtl-optimization/115782] [15 Regression] ICE on valid code at -O{2,3} with "-fno-guess-branch-probability -fgcse-sm -fno-expensive-optimizations -fno-gcse" on x86_64-linux-gnu: in possibly_queue_

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115782 --- Comment #2 from Zhendong Su --- Compiler Explorer: https://godbolt.org/z/MeKeYYjYq Another reproducer for -O{2,3} without any other flags: [550] % gcctk -v Using built-in specs. COLLECT_GCC=gcctk COLLECT_LTO_WRAPPER=/local/suz-local/softwa

[Bug rtl-optimization/115782] New: ICE on valid code at -O{2, 3} with "-fno-guess-branch-probability -fgcse-sm -fno-expensive-optimizations -fno-gcse" on x86_64-linux-gnu: in possibly_queue_changes, a

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115782 Bug ID: 115782 Summary: ICE on valid code at -O{2,3} with "-fno-guess-branch-probability -fgcse-sm -fno-expensive-optimizations -fno-gcse" on x86_64-linux-gnu: in

[Bug ipa/115701] New: wrong code at -O1 and above with "-fipa-pta" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115701 Bug ID: 115701 Summary: wrong code at -O1 and above with "-fipa-pta" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug target/115671] New: wrong code at -O1 with "-fgcse -fno-inline -fschedule-insns" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115671 Bug ID: 115671 Summary: wrong code at -O1 with "-fgcse -fno-inline -fschedule-insns" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Seve

[Bug tree-optimization/115661] wrong code at -O{2,3} on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115661 --- Comment #1 from Zhendong Su --- The following might be the same or related although it needs several flags to trigger. Compiler Explorer: https://godbolt.org/z/Y9414PbTh [567] % gcctk -v Using built-in specs. COLLECT_GCC=gcctk COLLECT_LTO

[Bug tree-optimization/115661] New: wrong code at -O{2,3} on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115661 Bug ID: 115661 Summary: wrong code at -O{2,3} on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: tre

[Bug tree-optimization/115579] [15 regression] wrong code at -Os with "-fno-tree-sra" on x86_64-linux-gnu since r15-1391-g4b75ed33fa5fd6

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115579 --- Comment #3 from Zhendong Su --- Perhaps the same or a related issue. It reproduces for -O{s,2,3}. Compiler Explorer: https://godbolt.org/z/x779P9b5a [570] % gcctk -v Using built-in specs. COLLECT_GCC=gcctk COLLECT_LTO_WRAPPER=/local/suz-

[Bug tree-optimization/115578] wrong code at -Os with " on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115578 --- Comment #2 from Zhendong Su --- Sorry for this; not sure what happened

[Bug tree-optimization/115579] New: wrong code at -Os with "-fno-tree-sra" on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115579 Bug ID: 115579 Summary: wrong code at -Os with "-fno-tree-sra" on x86_64-linux-gnu Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

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