[Bug middle-end/70050] New: [6 Regression] ICE: tree check: expected integer_type or enumeral_type or boolean_type or real_type or fixed_point_type, have vector_type in generic_simplify_162, at generi

Reporter: zsojka at seznam dot cz Target Milestone: --- Created attachment 37846 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37846&action=edit reduced testcase Compiler output: $ gcc testcase.c testcase.c: In function 'foo': testcase.c:5:1: warning: AVX vector r

[Bug rtl-optimization/70061] New: [6 Regression] ICE: SIGSEGV in delete_insn_chain() with -mstringop-strategy=libcall

Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: i686-pc-linux-gnu Created attachment 37851

[Bug target/70062] New: ICE: in decide_alg, at config/i386/i386.c:26173 with -mmemcpy-strategy=libcall

: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: i686-pc-linux-gnu Created attachment 37852 --> ht

[Bug target/70064] New: wrong code with custom flags and quite big testcase @ i686

Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: i686-pc-linux-gnu Created attachment 37854 --> https://gcc.gnu.org/bugzilla/attachment.

[Bug target/70064] Wrong code with custom flags and quite big testcase @ i686

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70064 --- Comment #7 from Zdenek Sojka --- (In reply to Uroš Bizjak from comment #4) > (In reply to Zdenek Sojka from comment #0) > > Created attachment 37854 [details] > > autoreduced testcase > > > > The testcase is likely very fragile due to the se

[Bug target/70083] New: [6 Regression] ICE: in assign_stack_local_1, at function.c:409 with -fschedule-insns @ i686

Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: i686-pc-linux-gnu Created attachment 37868 --> ht

[Bug target/70086] New: [6 Regression] ICE: in extract_constrain_insn_cached, at recog.c:2202 (insn does not satisfy its constraints) with -mavx512vl -ffloat-store

: gcc Version: 6.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone

[Bug target/70120] New: [aarch64] -mno-pc-relative-literal-loads -g causes Assembler messages: Error: unaligned opcodes detected in executable segment

Version: 6.0 Status: UNCONFIRMED Keywords: assemble-failure Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target

[Bug target/70120] [aarch64] -mno-pc-relative-literal-loads -g causes Assembler messages: Error: unaligned opcodes detected in executable segment

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70120 --- Comment #2 from Zdenek Sojka --- Created attachment 37888 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37888&action=edit another testcase This testcase does not need -mno-pc-relative-literal-loads. $ aarch64-unknown-linux-gnu-gcc -O

[Bug target/70120] [6 Regression][aarch64] -g causes Assembler messages: Error: unaligned opcodes detected in executable segment

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70120 Zdenek Sojka changed: What|Removed |Added Summary|[6 Regression][aarch64] |[6 Regression][aarch64] -g

[Bug rtl-optimization/69195] [4.9/5/6 Regression] gcc.dg/torture/pr44913.c FAILs with -O3 -fno-dce -fno-forward-propagate

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69195 --- Comment #18 from Zdenek Sojka --- (In reply to Bernd Schmidt from comment #17) > Is this reproducible on trunk? What are the exact flags required to pass to > cc1? I'm not getting a difference in REG_EQUIV notes between -fdce and > -fno-dce.

[Bug rtl-optimization/70219] New: [6 Regression] ICE: in delete_move_and_clobber, at lra-constraints.c:5864 with -O2

Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz CC: vmakarov at gcc dot gnu.org Target Milestone: --- Target: x86_64

[Bug rtl-optimization/70219] [6 Regression] ICE: in delete_move_and_clobber, at lra-constraints.c:5864 with -O2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70219 --- Comment #1 from Zdenek Sojka --- Created attachment 37950 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37950&action=edit reduced testcase

[Bug rtl-optimization/70219] [6 Regression] ICE: in delete_move_and_clobber, at lra-constraints.c:5864 with -O2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70219 --- Comment #2 from Zdenek Sojka --- Created attachment 37951 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37951&action=edit testcase that needs only -O1 to reproduce $ gcc -O testcase.c testcase.c: In function 'foo': testcase.c:9:1: no

[Bug middle-end/70240] New: [6 Regression] ICE: in gimplify_modify_expr, at gimplify.c:4854 with -ftree-vectorize

Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: i686-pc-linux-gnu, armv7a-hardfloat-linux-gnueabi

[Bug target/70120] [6 Regression][aarch64] -g causes Assembler messages: Error: unaligned opcodes detected in executable segment

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70120 --- Comment #7 from Zdenek Sojka --- (In reply to Richard Henderson from comment #6) > Created attachment 37975 [details] > proposed patch > > This is kind of a hack, but not too bad. > > Zdenek, could you please test on that third testcase tha

[Bug target/70120] [6 Regression][aarch64] -g causes Assembler messages: Error: unaligned opcodes detected in executable segment

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70120 --- Comment #8 from Zdenek Sojka --- Created attachment 37987 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37987&action=edit further testcases (In reply to Richard Henderson from comment #6) > Created attachment 37975 [details] > propose

[Bug middle-end/70307] New: [6 Regression] ICE: in gimplify_expr, at gimplify.c:10915 on valid code

-valid-code Severity: normal Priority: P3 Component: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-*, aarch64-*, powerpc*-*, sparc*-*, i686

[Bug middle-end/70280] New: -fcompare-debug failure (length) with --param=integer-share-limit=4016 -mavx512bw

: normal Priority: P3 Component: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu Created attachment 38000 --> https://gcc.gnu.org/bugzilla/attachment.cgi

[Bug tree-optimization/70310] New: [6 Regression] wrong code with vector compare at -O0

Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Created attachment 38029 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38029&action=edit reduced testcase Output

[Bug target/70300] New: [6 Regression] ICE: in extract_constrain_insn, at recog.c:2190 (insn does not satisfy its constraints) with -mtune=amdfam10 -mavx512bw

Version: 6.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone

[Bug middle-end/70307] [6 Regression] ICE: in gimplify_expr, at gimplify.c:10915 on valid code

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70307 --- Comment #1 from Zdenek Sojka --- Created attachment 38035 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38035&action=edit reduced testcase

[Bug rtl-optimization/70326] New: [6 Regression] ICE: RTL check: expected elt 3 type 'e' or 'u', have '0' (rtx note) in PATTERN, at rtl.h:1440

ersion: 6.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target

[Bug target/70327] New: ICE: in extract_insn, at recog.c:2287 (unrecognizable insn) with -mavx512ifma and v4ti argument

Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu Created attachment 38040

[Bug target/70329] New: wrong code with -mavx512bw and 64byte vectors

Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu Created attachment 38041 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38041&action=edit

[Bug target/70355] New: ICE: in simplify_subreg_concatn, at lower-subreg.c:617 with -funroll-loops -mavx512f

Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu Created attachment 38056 --> ht

[Bug tree-optimization/70372] New: ICE: in wide_int_to_tree, at tree.c:1488 with -fno-tree-fre and v2ti vectors

-on-valid-code Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu Created attachment 38068 --> ht

[Bug rtl-optimization/70374] New: [5/6 Regression] ICE: in assign_by_spills, at lra-assigns.c:1428 (unable to find a register to spill) with -march=core2 -fno-split-wide-types -mavx512f

seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu Compiler output: $ gcc -O -march=core2 -fschedule-insns -fno-split-wide-types -mavx512f testcase.c testcase.c: In function 'foo': testcase.c:11:1: error: unable to find a register to spill } ^ testc

[Bug rtl-optimization/70374] [5/6 Regression] ICE: in assign_by_spills, at lra-assigns.c:1428 (unable to find a register to spill) with -march=core2 -fno-split-wide-types -mavx512f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70374 --- Comment #1 from Zdenek Sojka --- Created attachment 38070 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38070&action=edit reduced testcase

[Bug rtl-optimization/70398] New: [6 Regression] gcc.dg/vect/slp-multitypes-9.c FAILs with -fno-tree-loop-optimize -fno-tree-ter

Keywords: wrong-code Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: aarch64-unknown-linux-gnu Created attachment

[Bug rtl-optimization/70405] New: -fcompare-debug failure with -mavx512f

Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu, i686-pc-linux-gnu Created attachment 38087 --> https://gcc.gnu.org/bugzilla/attachment.cgi

[Bug target/70406] New: ICE: in extract_insn, at recog.c:2287 (unrecognizable insn) with -mtune=pentium2 -mavx512f

Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: i686-pc-linux-gnu Compiler output: $ i686-pc-linux-gnu

[Bug target/70406] ICE: in extract_insn, at recog.c:2287 (unrecognizable insn) with -mtune=pentium2 -mavx512f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70406 --- Comment #1 from Zdenek Sojka --- Created attachment 38088 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38088&action=edit reduced testcase

[Bug target/70421] New: [5/6 Regression] wrong code with v16si vector and useless cast at -O -mavx512f

: wrong-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu Created attachment 38106 --> https://gcc.gnu.

[Bug target/70421] [5/6 Regression] wrong code with v16si vector and useless cast at -O -mavx512f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70421 --- Comment #1 from Zdenek Sojka --- The operation done by the vmovdqa32 instruction is inverted; this fixes the assembly (-O3, intel syntax): @@ -72,7 +72,7 @@ and rsp, -64#, pushQWORD PTR [r10-8] #

[Bug target/70421] [5/6 Regression] wrong code with v16si vector and useless cast at -O -mavx512f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70421 --- Comment #3 from Zdenek Sojka --- (In reply to Jakub Jelinek from comment #2) > Untested fix: > --- gcc/config/i386/i386.c(revision 234449) > +++ gcc/config/i386/i386.c(working copy) > @@ -46930,7 +46930,7 @@ half: > { >tm

[Bug middle-end/70434] New: adding an extraneous cast to vector type results in different code

Priority: P3 Component: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Created attachment 38119 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38119&action=edit testcases Originally o

[Bug middle-end/70434] [5/6 Regression] adding an extraneous cast to vector type results in different code

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70434 Zdenek Sojka changed: What|Removed |Added Known to work||4.9.4 Summary|adding an extran

[Bug target/70421] [5/6 Regression] wrong code with v16si vector and useless cast at -O -mavx512f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70421 --- Comment #6 from Zdenek Sojka --- (In reply to Jakub Jelinek from comment #4) > (In reply to Zdenek Sojka from comment #3) > > Is the fact that the useless cast in: > > x ^= ((v16si)v)[u[0]]; > > changes the generated code (makes it signific

[Bug target/70453] New: gcc generates invalid instruction vextractu64x4 (should be: vextracti64x4)

: assemble-failure Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu Created attachment 38131 --> https://gcc.gnu.

[Bug tree-optimization/70509] New: wrong code with extract from a casted vector(64)

Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu Created attachment 38159 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38159&

[Bug target/70510] New: ICE: output_operand: invalid %-code with -mavx512bw -masm=intel when emitting vpbroatcast

Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu Created attachment 38160 --> https://gcc.gnu.org/bugzilla/attachment.

[Bug tree-optimization/70509] wrong code with extract from a casted vector(64)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70509 --- Comment #1 from Zdenek Sojka --- Created attachment 38161 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38161&action=edit reduced testcase, without casts Output: $ sde64 -- ./a.out 0009 Aborted

[Bug tree-optimization/70509] wrong code with extract from a v64qi

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70509 --- Comment #2 from Zdenek Sojka --- (In reply to Zdenek Sojka from comment #0) > First broken dump seems to be .forwprop, where is: .forwprop4 , that is. The problem might be that simplify_bitfield_ref() does: tree-ssa-forwprop.c ... 1793:

[Bug tree-optimization/70509] wrong code with extract from a v64qi

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70509 --- Comment #4 from Zdenek Sojka --- (In reply to Marc Glisse from comment #3) > Rereading this a few years later, I have no idea why I used that type. > bitsize_int would make more sense... I've already tried this: --- gcc/tree-ssa-forwprop.c

[Bug tree-optimization/70509] wrong code with extract from a v64qi

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70509 --- Comment #5 from Zdenek Sojka --- (In reply to Zdenek Sojka from comment #4) > x86_64 bootstrap finished (the code is likely not triggered), regtest > running. It also fixes several wrong-code testcases that I failed to reduce to a reasonable

[Bug target/70525] New: generating 'vpandn' without the mode suffix, gnu as fails to assemble (-mavx512bw)

NCONFIRMED Keywords: assemble-failure Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu Created attachment 38174

[Bug target/70574] New: [5/6 Regression] wrong code with -mavx2, read of partially initialised stack variable

Keywords: wrong-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu Created attachment 38210 --> ht

[Bug rtl-optimization/70596] New: [6 Regression] -fcompare-debug failure with one extra NOTE_INSN_DELETED

: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu Created attachment 38222 --> https://gcc.gnu.org/bugzilla/attachment.cgi

[Bug target/70662] New: vpbroadcastq assemble failure with -masm=intel -mavx512vbmi

Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Target: x86_64-pc-linux-gnu Created attachment 38267 --> https://gcc.gnu.org/bugzi

[Bug target/70903] New: [4.9/5/6/7 Regression] wrong code with bfi @ aarch64 with -Os

Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: aarch64-unknown-linux-gnu Created attachment 38392

[Bug target/70904] New: ICE: Max. number of generated reload insns per insn is achieved (90) with -fno-split-wide-types @ aarch64

: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target

[Bug c++/71365] New: [7 Regression] g++ reject access to parent's parent virtual method

valid Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Created attachment 38615 --> https://gcc.gnu.org/

[Bug tree-optimization/71428] New: [7 Regression] wrong code with -Os -fno-tree-forwprop (breaks in the .bswap dump)

: wrong-code Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Compiler output: $ x86_64-pc-linux-gnu-gcc -Os -fno-tree-forwprop testcase.c

[Bug tree-optimization/71428] [7 Regression] wrong code with -Os -fno-tree-forwprop (breaks in the .bswap dump)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71428 --- Comment #1 from Zdenek Sojka --- Created attachment 38649 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38649&action=edit reduced testcase

[Bug tree-optimization/71428] [7 Regression] wrong code with -Os -fno-tree-forwprop (breaks in the .bswap dump)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71428 --- Comment #2 from Zdenek Sojka --- I cannot upload any attachment to bugzilla (requests just time out), so here it is as a plain text: $ cat testcase.c typedef unsigned short v64u16 __attribute__ ((vector_size (64))); v64u16 foo (v64u16 p1) {

[Bug tree-optimization/71427] [7 Regression] wrong code with -Os -fno-tree-forwprop (breaks in the .bswap dump)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71427 Zdenek Sojka changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/71428] [7 Regression] wrong code with -Os -fno-tree-forwprop (breaks in the .bswap dump)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71428 --- Comment #7 from Zdenek Sojka --- *** Bug 71427 has been marked as a duplicate of this bug. ***

[Bug target/71555] New: [7 Regression] ICE: compilation "never" finishes with -O -mtune=sandybridge -mavx512bw

NCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc

[Bug tree-optimization/81913] New: [8 Regression] wrong code at -O1

Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment 42020 --> https://gcc.gnu.org/bugzi

[Bug rtl-optimization/82024] New: [8 Regression] wrong code with -Og -fgcse-sm -frerun-cse-after-loop --param=max-combine-insns=3

Keywords: wrong-code Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64

[Bug rtl-optimization/82024] [8 Regression] wrong code with -Og -fgcse-sm -frerun-cse-after-loop --param=max-combine-insns=3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82024 --- Comment #3 from Zdenek Sojka --- (In reply to Segher Boessenkool from comment #2) > What were the original insns? (combine dump shows that right at the > start, with the insn costs for-em). The dump shows: insn_cost 4 for 2: r101:DI=di

[Bug debug/47361] ICE: in build_abbrev_table, at dwarf2out.c:10477 with -g -feliminate-dwarf2-dups

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47361 Zdenek Sojka changed: What|Removed |Added Known to work||8.0 --- Comment #4 from Zdenek Sojka ---

[Bug rtl-optimization/80693] New: [6/7/8 Regression] wrong code with -O -fno-tree-coalesce-vars

Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Created attachment 41335 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41335&acti

[Bug rtl-optimization/81019] New: [6/7/8 Regression] wrong code with -O -fno-tree-ccp

Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Build: x86_64-pc-linux-gnu Created

[Bug rtl-optimization/81020] New: [6/7/8 Regression] wrong code with -O -fno-tree-bit-ccp -fno-tree-coalesce-vars -fno-tree-vrp

: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu

[Bug target/81286] New: [6/7 Regression] building for powerpc*-unknown-linux-gnu target fails with RTL checking enabled

Status: UNCONFIRMED Keywords: ice-checking, ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux

[Bug target/81291] New: [5/6/7/8 Regression] wrong code with -O2 -fno-rerun-cse-after-loop -fno-tree-ter -fno-tree-vrp -funroll-loops due to improper carry

Version: 8.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host

[Bug target/81286] [6/7 Regression] building for powerpc*-unknown-linux-gnu target fails with RTL checking enabled

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81286 --- Comment #2 from Zdenek Sojka --- (In reply to Jakub Jelinek from comment #1) > Created attachment 41666 [details] > gcc7-pr81286.patch > > Untested fix. gpc_reg_operand allows in some cases a SUBREG of a REG, but > REGNO is not valid in tha

[Bug target/81291] [5/6/7/8 Regression] wrong code with -O2 -fno-rerun-cse-after-loop -fno-tree-ter -fno-tree-vrp -funroll-loops due to improper carry

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81291 --- Comment #1 from Zdenek Sojka --- Created attachment 41673 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41673&action=edit testcase needing less compiler flags $ powerpc-unknown-linux-gnu-gcc -Og -fgcse -fweb testcase.c $ qemu-ppc ./a.

[Bug target/65496] ICE: in maybe_record_trace_start, at dwarf2cfi.c:2318 with -O3 -fsched2-use-superblocks -mavx512dq --param=max-pending-list-length=0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65496 Zdenek Sojka changed: What|Removed |Added Known to fail||7.0 --- Comment #4 from Zdenek Sojka ---

[Bug ipa/78515] New: [7 Regression] ICE: in fold_binary_loc, at fold-const.c:8999 with -Os -mavx512bw

: ice-on-valid-code Severity: normal Priority: P3 Component: ipa Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu

[Bug rtl-optimization/78526] New: [7 Regression] ICE: in decompose, at rtl.h:2117 with -g -mavx512bw

-code Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu

[Bug tree-optimization/78540] New: [6/7 Regression] ICE: in df_refs_verify, at df-scan.c:4062 with -O -march=core2

: ice-on-valid-code Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux

[Bug tree-optimization/78542] New: [7 Regression] wrong code at -Og results in endless loop

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Build: x86_64

[Bug tree-optimization/78546] New: [6/7 Regression] wrong code at -O2 and above

Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Build: x86_64-pc-linux-gnu Created

[Bug tree-optimization/78546] [6/7 Regression] wrong code at -O2 and above

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78546 Zdenek Sojka changed: What|Removed |Added Attachment #40159|0 |1 is obsolete|

[Bug rtl-optimization/78547] New: [7 Regression] ICE: in loc_cmp, at var-tracking.c:3417 with -Os -g -mstringop-strategy=libcall -freorder-blocks-algorithm=simple

Version: 7.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone

[Bug rtl-optimization/78546] [6/7 Regression] wrong code at -O2 and above

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78546 --- Comment #14 from Zdenek Sojka --- (In reply to Jakub Jelinek from comment #12) > Therefore the comment should be > /* CST1 - (CST2 - A) -> (CST1 - CST2) - A */ > rather than > /* CST - (CST - A) -> CST - A */ How comes it is not "CST1 - (C

[Bug rtl-optimization/78575] New: [7 Regression] ICE: in trunc_int_for_mode, at explow.c:55 with -O2 -g

-valid-code Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu

[Bug target/78585] New: unaligned vmovaps memory operand generated for i686 target

Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: i686-pc-linux-gnu Build: x86_64-pc-linux

[Bug ipa/78644] New: [7 Regression] ICE: SIGSEGV in is_gimple_reg_type with -Og -fipa-cp

, ice-on-valid-code Severity: normal Priority: P3 Component: ipa Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu

[Bug target/78669] New: ICE: in combine_and_move_insns, at ira.c:3665 with -Os -fno-tree-ter -mavx512bw

: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu

[Bug target/78671] New: ICE: in extract_constrain_insn, at recog.c:2213 with -Og -march=skylake-avx512

: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu

[Bug c/78933] New: ICE: in decode_cmdline_option, at opts-common.c:671 with -fno-strong-eval-order

: ice-on-valid-code Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Compiler output: $ echo "" | x86_64-pc-linux-gnu-gcc -fno-strong-eval-order

[Bug driver/78957] New: ICE: SIGSEGV with -fno-sso-struct=web

Priority: P3 Component: driver Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Likely similar to PR78933 Compiler output: $ valgrind x86_64-pc-linux-gnu-gcc /dev/null -o /dev/null -fno-sso-struct=web ==24593== Invalid read of

[Bug rtl-optimization/79388] New: [6/7 Regression] wrong code with -O -fno-tree-coalesce-vars

Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment

[Bug target/79450] New: [5/6/7 Regression] wrong code with loop at -O1

Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment 40710 --> https://gcc.gnu.org/bugzi

[Bug rtl-optimization/79910] New: [7 Regression] wrong code with -O -fweb

Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment 40892 --> https://gcc.gnu.org/bugzi

[Bug ipa/78644] [7 Regression] ICE: SIGSEGV in is_gimple_reg_type with -Og -fipa-cp

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78644 --- Comment #6 from Zdenek Sojka --- Created attachment 40981 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40981&action=edit another testcase $ x86_64-pc-linux-gnu-gcc -Og -finline-functions-called-once testcase.c -Wno-psabi ==20182== In

[Bug target/69888] ICE: SIGSEGV in decide_alg (i386.c:26169) due to infinite (?) recursion with -minline-all-stringops -mmemset-strategy=no_stringop:-1:noalign

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69888 --- Comment #9 from Zdenek Sojka --- I think this bug can be closed now: it was fixed for gcc 6+ and gcc 5.4+.

[Bug target/82621] New: [6/7/8 Regression] wrong code with -Og -fgcse -fweb

Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: powerpc-unknown-linux-gnu Build: x86_64-pc-linux-gnu Created

[Bug tree-optimization/82788] New: wrong code with -fstack-clash-protection --param=stack-clash-protection-probe-interval=10 on simple code

Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Created attachment 42507 --> https://gcc.gnu.org/bugzi

[Bug rtl-optimization/82881] New: [8 Regression] ICE: in df_compact_blocks, at df-core.c:1729 with -freorder-blocks-algorithm=simple

Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target

[Bug target/83330] New: [7/8 Regression] generating unaligned store to stack for SSE register with -mno-push-args

Keywords: wrong-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu

[Bug tree-optimization/77450] New: [5/6/7 Regression] ICE: in verify_ssa, at tree-ssa.c:1016 on very simple code with vectors

Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target

[Bug target/77452] New: [7 Regression] ICE: in plus_constant, at explow.c:87 with -fno-split-wide-types -mavx512f --param=max-combine-insns=2

: 7.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc

[Bug target/77452] [7 Regression] ICE: in plus_constant, at explow.c:87 with -fno-split-wide-types -mavx512f --param=max-combine-insns=2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77452 --- Comment #1 from Zdenek Sojka --- (gdb) p mode $4 = SImode (gdb) p *x $6 = {code = CONST_VECTOR, mode = V2SImode, ...

[Bug target/77526] New: [7 Regression] ICE: in verify_dominators, at dominance.c:1039 with -mstringop-strategy=byte_loop

Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc

[Bug target/77527] New: [7 Regression] ICE: in make_decl_rtl, at varasm.c:1311 with -mstringop-strategy=libcall

Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu

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