[Bug middle-end/104449] New: [9/10/11/12 Regression] ICE: verify_gimple failed: dead statement in EH table with -fexceptions -fsanitize=address -fstack-check=generic

: gcc Version: 12.0 Status: UNCONFIRMED 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

[Bug target/104448] New: [10/11/12 Regression] ICE: in initialize, at function-abi.cc:108 with -mavx5124vnniw / -mavx5124fmaps -mno-xsave -mabi=ms

Version: 12.0 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

[Bug analyzer/104159] New: ICE: in finalize, at vector-builder.h:513 with -O -fanalyzer

-code Severity: normal Priority: P3 Component: analyzer Assignee: dmalcolm at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Created attachment 52255 --> https://gcc.gnu.org/bugzi

[Bug debug/104025] New: [12 Regression] '-fcompare-debug' failure with enabled warnings

Priority: P3 Component: debug Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz CC: aoliva at gcc dot gnu.org Target Milestone: --- Host: x86_64-pc-linux-gnu Created attachment 52187 --> https://gcc.gnu.

[Bug target/104001] [12 Regression] ICE in extract_insn, at recog.c:2769 since r12-6538-g5f19303ada7db92c155332e7ba317233ca05946b

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104001 Zdenek Sojka changed: What|Removed |Added CC||zsojka at seznam dot cz --- Comment #1

[Bug target/103915] New: [12 Regression] ICE: SIGSEGV in memory_operand with -flive-range-shrinkage

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

[Bug rtl-optimization/103900] New: ICE: in expand_expr_real_2, at expr.c:9771 with -O -fno-tree-dce -fno-tree-dse

: 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: x86_64-pc-linux

[Bug target/103894] New: ICE: in emit_move_multi_word, at expr.c:3870 with -mno-sse2

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 Created attachment

[Bug debug/103742] [12 Regression] '-fcompare-debug' failure (length) with -O2 -fnon-call-exceptions --param=early-inlining-insns=82 since r12-5301-g045206450386bcd7

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103742 --- Comment #4 from Zdenek Sojka --- (In reply to Jakub Jelinek from comment #3) > Created attachment 52078 [details] > gcc12-pr103742.patch > > Untested fix that fixes it in the r12-6030 tree. Thank you for the patch. It fixes both the

[Bug rtl-optimization/103834] New: ICE: qsort comparator non-negative on sorted output: 1 with custom flags

-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: x86_64-pc-linux-gnu

[Bug tree-optimization/103793] New: [12 Regression] ICE: in to_reg_br_prob_base, at profile-count.h:277 with -O3 -fno-guess-branch-probability

Status: UNCONFIRMED 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

[Bug target/103773] wrong code at -Oz due to sign extension

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103773 --- Comment #4 from Zdenek Sojka --- (In reply to Roger Sayle from comment #3) > Patch proposed > https://gcc.gnu.org/pipermail/gcc-patches/2021-December/587258.html Thank you for the patch. Does it work correctly with the red zone? I am

[Bug target/103775] [12 Regression] Assembler messages: Warning: unpredictable transfer with writeback -- `ldrb w0,[x0,16]!'

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103775 --- Comment #2 from Zdenek Sojka --- (In reply to Zdenek Sojka from comment #1) > With slightly different flags, this ICEs instead: Actually, just add -g

[Bug target/103775] [12 Regression] Assembler messages: Warning: unpredictable transfer with writeback -- `ldrb w0,[x0,16]!'

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103775 Zdenek Sojka changed: What|Removed |Added Keywords||ice-on-valid-code --- Comment #1 from

[Bug target/103775] New: [12 Regression] Assembler messages: Warning: unpredictable transfer with writeback -- `ldrb w0,[x0,16]!'

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: x86_64-pc-linux-gnu

[Bug target/103773] New: wrong code at -Oz due to sign extension

: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz CC: roger at nextmovesoftware dot com Target Milestone: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created

[Bug target/103772] New: wrong code with -mavx512fp16

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 52033 --> https://gcc.gnu.org/bugzilla/attachment.cgi

[Bug debug/103756] New: [12 Regression] -fcompare-debug failure (length) with -O -fconserve-stack -frename-registers -fno-tree-ch -fira-algorithm=priority

Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: debug Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz CC: aoliva at gcc dot gnu.org Target Milestone

[Bug debug/103742] New: [12 Regression] '-fcompare-debug' failure (length) with -O2 -fnon-call-exceptions --param=early-inlining-insns=82

: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: debug Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz CC: aoliva at gcc dot gnu.org Target Milestone: --- Created attachment

[Bug tree-optimization/103690] New: [12 Regression] ICE: in build2, at tree.c:4985 with -O2 -fno-tree-dce -fno-tree-dse -fno-tree-fre --param=max-jump-thread-duplication-stmts=94

Product: gcc Version: 12.0 Status: UNCONFIRMED 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

[Bug ipa/103669] New: [12 Regression] wrong code with -O --param=modref-max-depth=1

Severity: normal Priority: P3 Component: ipa Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz CC: marxin at gcc dot gnu.org Target Milestone: --- Host: x86_64-pc-linux-gnu Created attachment 51979

[Bug rtl-optimization/103632] New: wrong code at -O2 on aarch64-unknown-linux-gnu

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: aarch64-unknown-linux-gnu Created attachment 51960 --> ht

[Bug tree-optimization/103551] New: [12 Regression] wrong code with -O1 -fno-tree-dominator-opts -ftree-vectorize -ftree-vrp

Keywords: wrong-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 Created attachment 51925

[Bug middle-end/103530] New: ICE: in execute, at gimple-harden-conditionals.cc:397 with -O -fharden-compares

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: --- Host: x86_64-pc-linux-gnu Created attachment 51923 --> ht

[Bug target/103302] wrong code with -fharden-compares

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103302 --- Comment #8 from Zdenek Sojka --- Created attachment 51917 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51917=edit testcase failing with the patch applied The attached unreduced testcase is failing with the patch applied, but is OK

[Bug target/103302] wrong code with -fharden-compares

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103302 --- Comment #7 from Zdenek Sojka --- (In reply to Alexandre Oliva from comment #6) > https://gcc.gnu.org/pipermail/gcc-patches/2021-December/585963.html appears > to no longer hit this error, though I've only inspected the asm output, not >

[Bug rtl-optimization/103485] New: [12 Regression] ICE: in emit_move_insn, at expr.c:4013 with -O -fno-tree-dce -fno-tree-dse

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 Created attachment

[Bug target/103484] New: [12 Regression] ICE: in ix86_attr_length_immediate_default, at config/i386/i386.c:16686 with -O2 -fno-tree-bit-ccp

: 12.0 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/103463] New: [12 Regression] ICE: in ix86_attr_length_immediate_default, at config/i386/i386.c:16686 with -Os -fno-tree-dominator-opts -fno-tree-vrp

Product: gcc Version: 12.0 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

[Bug rtl-optimization/103450] New: ICE: SIGSEGV in memory_operand (recog.c:1818) with -Og -fharden-compares -fschedule-insns2 -fno-tree-dce -fno-tree-fre

Version: 12.0 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 ipa/103449] New: [12 Regression] use-after-free in ipa_param_body_adjustments::prepare_debug_expressions(tree_node*) (ipa-param-manipulation.c:1283)

Version: 12.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: ipa Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz CC: marxin at gcc dot

[Bug rtl-optimization/103431] New: [12 Regression] wrong code with -O -fno-tree-bit-ccp -fno-tree-dominator-opts

: 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 Created attachment 51874 --> ht

[Bug rtl-optimization/103404] New: ICE: SIGSEGV in insert_with_costs (cse.c:1569) with custom flags

-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 Created attachment 51865 --> ht

[Bug tree-optimization/103380] New: [12 Regression] wrong code with -Os -fwrapv

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 Created attachment 51859 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51859=e

[Bug debug/103351] New: [12 Regression] '-fcompare-debug' failure (length) at -O2

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

[Bug rtl-optimization/103350] New: wrong code with -Os -fno-tree-ter on aarch64-unknown-linux-gnu

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: aarch64-unknown-linux-gnu Created

[Bug bootstrap/103306] [12 Regression] parallel build hangs since r12-5234-g04c5a9 when /usr/include includes broken symbolic links

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103306 --- Comment #16 from Zdenek Sojka --- (In reply to Xi Ruoyao from comment #15) > patch: https://gcc.gnu.org/pipermail/gcc-patches/2021-November/584815.html Thank you for the patch; it fixes non-bootstrap build for me. I didn't check full

[Bug bootstrap/103306] [12 Regression] parallel build hangs since r12-5234-g04c5a9 when /usr/include includes broken symbolic links

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103306 --- Comment #13 from Zdenek Sojka --- (In reply to Xi Ruoyao from comment #12) > I'll make a workaround in maybe an hour... > > But why should a distro ship broken symlinks? It broke during on of the updates, probably around 2017.

[Bug bootstrap/103306] [12 Regression] parallel build hangs since r12-5234-g04c5a9 when /usr/include includes broken symbolic links

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103306 --- Comment #11 from Zdenek Sojka --- I can observe broken header symlinks on other long-standing Gentoo systems. I don't know what's the situation like for other distros.

[Bug bootstrap/103306] parallel build hangs since r12-5234-g04c5a91d068c4ca2f09c2bc206fce00db9d1790b

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103306 --- Comment #9 from Zdenek Sojka --- (In reply to Andrew Pinski from comment #8) > (In reply to Zdenek Sojka from comment #6) > > With 04c5a91d068c4ca2f09c2bc206fce00db9d1790b reverted, the output is: > > > > $ grep -C5 'Cannot access '

[Bug bootstrap/103306] parallel build hangs since r12-5234-g04c5a91d068c4ca2f09c2bc206fce00db9d1790b

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103306 --- Comment #6 from Zdenek Sojka --- With 04c5a91d068c4ca2f09c2bc206fce00db9d1790b reverted, the output is: $ grep -C5 'Cannot access ' gcccompile-REVERT.log Applying io_quotes_useto xorg/xorgVersion.h Applying io_quotes_use

[Bug bootstrap/103306] parallel build hangs since r12-5234-g04c5a91d068c4ca2f09c2bc206fce00db9d1790b

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103306 --- Comment #5 from Zdenek Sojka --- $ make --version GNU Make 4.3 Built for x86_64-pc-linux-gnu Copyright (C) 1988-2020 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free

[Bug bootstrap/103306] parallel build hangs since r12-5234-g04c5a91d068c4ca2f09c2bc206fce00db9d1790b

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103306 --- Comment #3 from Zdenek Sojka --- Thank you for having a look at this. I am using btrfs. I will re-check with ccache disabled if this commit is really the one causing the issue for me.

[Bug bootstrap/103306] New: parallel build hangs since 04c5a91d068c4ca2f09c2bc206fce00db9d1790b

Severity: normal Priority: P3 Component: bootstrap 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

[Bug target/103302] New: wrong code with -fharden-compares

Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: riscv64-unknown-linux-gnu Created attachment 51824 --> https://gcc.gnu.org/bugzi

[Bug tree-optimization/103181] New: [9/10/11/12 Regression] wrong code at -O1 due to conditional division by 0 being executed

Keywords: wrong-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 Created attachment 51762

[Bug ipa/103107] New: [12 Regression] ICE: tree check: expected class 'expression', have 'exceptional' (constructor) in prepare_debug_expressions, at ipa-param-manipulation.c:1189

-manipulation.c:1189 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: ipa Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam

[Bug middle-end/103064] New: ICE: verify_ssa failed: RESULT_DECL should be read only when DECL_BY_REFERENCE is set with -fharden-conditional-branches

Version: 12.0 Status: UNCONFIRMED 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: --- Host

[Bug tree-optimization/103062] New: [12 Regression] ICE: SIGSEGV in gimple_simplify_CONVERT_EXPR with -O2 -fno-tree-forwprop

: UNCONFIRMED 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

[Bug ipa/103055] New: [12 Regression] ICE: in get_ssa_name_flags, at ipa-modref.c:1660 with --param=modref-max-depth=0

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

[Bug rtl-optimization/102986] New: [12 Regression] ICE: in expand_shift_1, at expmed.c:2671 with a negative shift of a vector

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 Created attachment

[Bug target/102798] New: [9/10/11/12 Regression] wrong code with -O3 -fno-tree-pta -mavx512f

-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 Created attachment

[Bug target/102477] [12 Regression] ICE: in emit_move_insn, at expr.c:4026 at -Og and -O

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102477 --- Comment #4 from Zdenek Sojka --- Created attachment 51557 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51557=edit another testcase, failing at -O $ x86_64-pc-linux-gnu-gcc -O testcase.c during RTL pass: expand testcase.c: In

[Bug target/85730] complex code for modifying lowest byte in a 4-byte vector

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85730 --- Comment #3 from Zdenek Sojka --- (In reply to Gabriel Ravier from comment #2) > Seems like they've all got identical code generation over here since GCC 7, > and the GCC 6 code generation is just very bad for bar (although GCC 7 also >

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102565 --- Comment #1 from Zdenek Sojka --- I can reproduce this with r12-4090, but not with r12-4097. Might be the same as PR102563.

[Bug target/102477] ICE: in emit_move_insn, at expr.c:4026 at -Og with __builtin_shufflevector()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102477 --- Comment #3 from Zdenek Sojka --- Created attachment 51517 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51517=edit different testcase failing at -O without __builtin_shufflevector() $ x86_64-pc-linux-gnu-gcc -O testcase.c during

[Bug target/102478] New: [9/10/11/12 Regression] during RTL pass: ce3: ICE: in gen_reg_rtx, at emit-rtl.c:1167 with -O2 -fno-if-conversion

: 12.0 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/102477] New: ICE: in emit_move_insn, at expr.c:4026 at -Og with __builtin_shufflevector()

: 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 ipa/60865] ICE: verify_cgraph_node failed: comdat-local function called by outside its comdat with -fdeclone-ctor-dtor

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60865 Zdenek Sojka changed: What|Removed |Added Known to work||5.5.0, 6.5.0, 7.5.0, 8.5.0 --- Comment

[Bug tree-optimization/102207] New: [12 Regression] wrong code with __builtin_sub_overflow() at -O1 and above with uint128

Keywords: wrong-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 Created attachment 51408

[Bug tree-optimization/102141] New: [12 Regression] ICE: verify_ssa failed during GIMPLE pass: bswap at -O2

-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 Created attachment 51386 --> ht

[Bug target/102140] New: [12 Regression] ICE: in extract_constrain_insn, at recog.c:2670 (insn does not satisfy its constraints) with -Og -fipa-cp -fno-tree-ccp -fno-tree-ter

Product: gcc Version: 12.0 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 tree-optimization/102134] New: [12 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 Created attachment 51381 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51381=edit reduced testc

[Bug tree-optimization/102046] New: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with -O3 -march=btver2

: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Created attachment 51352 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51352=edit reduced testcase Compiler output: $ x86_64-pc-linux-gnu-gcc -O3 -march=btver2 testcase.c during GIMPLE pass:

[Bug target/101863] New: ICE: in expand_vec_perm_broadcast_1, at config/i386/i386-expand.c:20485 with -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: --- Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux

[Bug target/101845] New: wrong code at -O1 on aarch64 with __builtin_shufflevector()

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 51284

[Bug middle-end/101642] [12 Regression] ice in decompose, at wide-int.h:984

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101642 --- Comment #8 from Zdenek Sojka --- (In reply to Jakub Jelinek from comment #7) > I think better testcase would be > int x; > > unsigned short > foo (void) > { > return __builtin_bswap16 (x) ? : x; > } > because otherwise you're asking for

[Bug middle-end/101642] [12 Regression] ice in decompose, at wide-int.h:984

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101642 Zdenek Sojka changed: What|Removed |Added CC||zsojka at seznam dot cz --- Comment #6

[Bug middle-end/101530] New: ICE: 'verify_gimple' failed: non-top-level 'bit_field_ref' with __builtin_shufflevector()[0]

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: --- Host: x86_64-pc-linux-gnu Created attachment 51178

[Bug target/101529] New: wrong code with __builtin_convertvector() and __builtin_shufflevector() at -Og

: 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: aarch64-unknown-linux-gnu

[Bug target/101504] New: [12 Regression] ICE: in lra_assign, at lra-assigns.c:1649 with -O2 -march=broadwell

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

[Bug tree-optimization/101403] [12 Regression] wrong code with __builtin_bswap16() at -O1 by r12-2137

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101403 --- Comment #5 from Zdenek Sojka --- (In reply to Jakub Jelinek from comment #4) > Isn't the testcase UB? It reads uninitialized u (though it doesn't use the > value for anything). You are very right about that! The value is used, even though

[Bug target/101403] New: [12 Regression] wrong code with __builtin_bswap16() at -O1

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 Created attachment 51129

[Bug target/101384] New: wrong code at -Og and above with vector shift/multiply

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: powerpc64le-unknown-linux-gnu Created attachment 51121 --> ht

[Bug target/101345] New: wrong code at -O1 with vector modulo

Component: target Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Target: powerpc64le-unknown-linux-gnu Created attachment 51110 --> https://gcc.gnu.org/bugzi

[Bug target/101294] New: [12 Regression] ICE: in maybe_legitimize_operand, at optabs.c:7614 with -mavx

: 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/101286] New: [12 Regression] ICE: in ix86_expand_vector_move, at config/i386/i386-expand.c:574 with -mavx2 and __int128 vector

: 12.0 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 tree-optimization/101161] New: [12 Regression] ICE: SIGSEGV in tree_class_check at -O3 during GIMPLE pass: slp

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 Created attachment 51044

[Bug rtl-optimization/101129] New: [11/12 Regression] wrong code at -O1

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: powerpc64le-unknown-linux-gnu Created attachment 51037 --> https://gcc.gnu.

[Bug target/101046] New: ICE: in gen_rtx_CONST_VECTOR, at emit-rtl.c:6031 with -mavx512vbmi -mavx512vl

: 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/101023] [11/12 Regression] wrong code with -mstackrealign

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101023 --- Comment #5 from Zdenek Sojka --- (In reply to Jakub Jelinek from comment #3) > Here it is: > Thank you, I probably wouldn't be able to get back to this until next week.

[Bug target/101023] New: [11/12 Regression] wrong code with -mstackrealign

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 50981 --> https://gcc.gnu.org/bugzi

[Bug rtl-optimization/101008] New: ICE: in native_encode_rtx, at simplify-rtx.c:6594 with -O -g

-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 Created

[Bug target/101007] New: ICE: in extract_insn, at recog.c:2770 (unrecognizable insn) with -mno-sse2

: 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 Created

[Bug rtl-optimization/100978] New: [10/11/12 Regression] ICE: qsort checking failed: qsort comparator non-negative on sorted output: 1 with -O3 -frename-registers -fno-sched-critical-path-heuristic -f

: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz Target Milestone: --- Host: x86_64-pc-linux-gnu Created attachment 50966 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50966=edit reduced testcase Compiler output: $ x86_64-pc-linux-gnu-gcc -O3 -fren

[Bug target/43526] ICE: in construct_container, at config/i386/i386.c:5733 with -m96bit-long-double at x86_64-linux

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43526 Zdenek Sojka changed: What|Removed |Added Known to work||12.0 Known to fail|

[Bug target/100941] wrong code with __builtin_shufflevector() with -mavx512f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100941 --- Comment #3 from Zdenek Sojka --- (In reply to Zdenek Sojka from comment #2) > (In reply to Hongtao.liu from comment #1) > > The issue seems to be related to generic part, not target specific > > > > 006t.gimple > > > > U foo (V v, W w) >

[Bug target/100941] wrong code with __builtin_shufflevector() with -mavx512f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100941 --- Comment #2 from Zdenek Sojka --- (In reply to Hongtao.liu from comment #1) > The issue seems to be related to generic part, not target specific > > 006t.gimple > > U foo (V v, W w) > { > U D.2852; > > _1 = {v, { 0, 0, 0, 0 }}; > _2

[Bug target/100941] New: wrong code with __builtin_shufflevector() with -mavx512f

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 Created attachment 50957

[Bug target/100887] [12 Regression] ICE: in ix86_expand_vector_init_concat, at config/i386/i386-expand.c:14178 with -mavx512f and __builtin_shufflevector()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100887 --- Comment #6 from Zdenek Sojka --- (In reply to Jakub Jelinek from comment #5) > Created attachment 50919 [details] > gcc12-pr100887.patch > > Untested fix. Thank you for the patch. So the testcase from c#3 might be unrelated.

[Bug target/100887] [12 Regression] ICE: in ix86_expand_vector_init_concat, at config/i386/i386-expand.c:14178 with -mavx512f and __builtin_shufflevector()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100887 --- Comment #4 from Zdenek Sojka --- (In reply to Jakub Jelinek from comment #1) > ICEs since r12-1128-gef8176e0fac935c095cc39f4ecdfd43cdb8cb3f3 That is when __builtin_shufflevector() was introduced.

[Bug target/100887] [12 Regression] ICE: in ix86_expand_vector_init_concat, at config/i386/i386-expand.c:14178 with -mavx512f and __builtin_shufflevector()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100887 --- Comment #3 from Zdenek Sojka --- Probably related issue: $ cat testcase.c typedef unsigned long long __attribute__((__vector_size__ (16))) U; typedef unsigned long long __attribute__((__vector_size__ (32))) V; typedef unsigned long long

[Bug target/100887] New: [12 Regression] ICE: in ix86_expand_vector_init_concat, at config/i386/i386-expand.c:14178 with -mavx512f and __builtin_shufflevector()

() Product: gcc Version: 12.0 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

[Bug target/100885] New: [12 Regression] ICE: in extract_constrain_insn, at recog.c:2671: insn does not satisfy its constraints: {sse4_1_zero_extendv8qiv8hi2}

Version: 12.0 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 debug/100852] New: [11/12 Regression] -fcompare-debug failure (length) with -Og -fif-conversion -fno-tree-ccp -fno-tree-copy-prop

: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: debug Assignee: unassigned at gcc dot gnu.org Reporter: zsojka at seznam dot cz CC: aoliva at gcc dot gnu.org Target Milestone: --- Host: x86_64

[Bug target/100775] New: ICE: in df_exit_block_bitmap_verify, at df-scan.c:4164 with -mthumb -fzero-call-used-regs=used

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: armv7a

[Bug tree-optimization/100774] New: [12 Regression] -fcompare-debug failure (length) with -O2 -fno-tree-forwprop --param=evrp-mode=ranger-trace

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

[Bug rtl-optimization/100701] New: [12 Regression] wrong code with -O -fschedule-insns2

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 Created attachment 50850 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50

[Bug middle-end/100672] wrong code with vector shift and unary minus

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100672 --- Comment #10 from Zdenek Sojka --- (In reply to Zdenek Sojka from comment #9) > (In reply to Richard Biener from comment #8) > > (In reply to Zdenek Sojka from comment #7) > > > (In reply to Richard Biener from comment #2) > > > > Maybe sth

[Bug middle-end/100672] wrong code with vector shift and unary minus

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100672 --- Comment #9 from Zdenek Sojka --- (In reply to Richard Biener from comment #8) > (In reply to Zdenek Sojka from comment #7) > > (In reply to Richard Biener from comment #2) > > > Maybe sth is wrong with the testcase? clang also results in

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