[Bug tree-optimization/97325] New: [11 Regression] wrong code with __builtin_ffs() at -O2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97325 Bug ID: 97325 Summary: [11 Regression] wrong code with __builtin_ffs() at -O2 Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal

[Bug tree-optimization/97386] New: [8/9/10/11 Regression] wrong code with __builtin_bswap16() of rotated 64bit value

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97386 Bug ID: 97386 Summary: [8/9/10/11 Regression] wrong code with __builtin_bswap16() of rotated 64bit value Product: gcc Version: 11.0 Status: UNCONFIRMED

[Bug tree-optimization/97238] New: [11 Regression] ICE: SIGSEGV in gimple_assign_rhs_code (gimple.h:2797) with -O

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97238 Bug ID: 97238 Summary: [11 Regression] ICE: SIGSEGV in gimple_assign_rhs_code (gimple.h:2797) with -O Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords:

[Bug target/97192] New: [11 Regression] ICE: in gimple_expand_vec_cond_expr, at gimple-isel.cc:133 with -O -ftracer -mavx512vl

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97192 Bug ID: 97192 Summary: [11 Regression] ICE: in gimple_expand_vec_cond_expr, at gimple-isel.cc:133 with -O -ftracer -mavx512vl Product: gcc Version: 11.0 Status:

[Bug target/97192] [11 Regression] ICE: in gimple_expand_vec_cond_expr, at gimple-isel.cc:133 with -O -ftracer -mavx512vl

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97192 --- Comment #2 from Zdenek Sojka --- Sorry for the dup. I used gcc built this morning, and I didn't find PR97085, since it was closed in the meantime.

[Bug target/97506] New: [11 Regression] ICE: in extract_insn, at recog.c:2294 (unrecognizable insn) with -mavx512vbmi -mavx512vl

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97506 Bug ID: 97506 Summary: [11 Regression] ICE: in extract_insn, at recog.c:2294 (unrecognizable insn) with -mavx512vbmi -mavx512vl Product: gcc Version: 11.0 Status:

[Bug tree-optimization/98272] New: [11 Regression] ICE: during GIMPLE pass: switchlower: in decompose, at wide-int.h:984 with -O -fno-tree-forwprop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98272 Bug ID: 98272 Summary: [11 Regression] ICE: during GIMPLE pass: switchlower: in decompose, at wide-int.h:984 with -O -fno-tree-forwprop Product: gcc Version:

[Bug rtl-optimization/98287] New: [10/11 Regression] ICE: in expand_expr_real_2, at expr.c:10000 with -O2 -fno-tree-ccp -fno-tree-forwprop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98287 Bug ID: 98287 Summary: [10/11 Regression] ICE: in expand_expr_real_2, at expr.c:1 with -O2 -fno-tree-ccp -fno-tree-forwprop Product: gcc Version: 11.0 Status:

[Bug rtl-optimization/98287] [10/11 Regression] ICE: in expand_expr_real_2, at expr.c:10000 with -O2 -fno-tree-ccp -fno-tree-forwprop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98287 --- Comment #2 from Zdenek Sojka --- Created attachment 49818 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49818=edit another testcase $ x86_64-pc-linux-gnu-gcc -Og -fipa-cp another_testcase.c during RTL pass: expand another_testcase.c:

[Bug target/98403] New: [11 Regression] ICE: in add_def, at rtl-ssa/accesses.cc:837 with -Og -march=goldmont -fPIC -fcse-follow-jumps -fipa-ra -mforce-indirect-call

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98403 Bug ID: 98403 Summary: [11 Regression] ICE: in add_def, at rtl-ssa/accesses.cc:837 with -Og -march=goldmont -fPIC -fcse-follow-jumps -fipa-ra -mforce-indirect-call Product:

[Bug rtl-optimization/97777] New: ICE: in df_refs_verify, at df-scan.c:3991 with -O -ffinite-math-only -fzero-call-used-regs=all

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=9 Bug ID: 9 Summary: ICE: in df_refs_verify, at df-scan.c:3991 with -O -ffinite-math-only -fzero-call-used-regs=all Product: gcc Version: 11.0 Status: UNCONFIRMED

[Bug target/97521] New: [11 Regression] wrong code with -mno-sse2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97521 Bug ID: 97521 Summary: [11 Regression] wrong code with -mno-sse2 Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority:

[Bug rtl-optimization/98793] New: [11 Regression] wrong code with --param=max-jump-thread-duplication-stmts=4

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98793 Bug ID: 98793 Summary: [11 Regression] wrong code with --param=max-jump-thread-duplication-stmts=4 Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords:

[Bug target/98807] New: [11 Regression] wrong code with -O2 -mno-sse2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98807 Bug ID: 98807 Summary: [11 Regression] wrong code with -O2 -mno-sse2 Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal

[Bug target/98853] New: [11 Regression] wrong use of bfxil at -O1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98853 Bug ID: 98853 Summary: [11 Regression] wrong use of bfxil at -O1 Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority:

[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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100978 Bug ID: 100978 Summary: [10/11/12 Regression] ICE: qsort checking failed: qsort comparator non-negative on sorted output: 1 with -O3 -frename-registers

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101008 Bug ID: 101008 Summary: ICE: in native_encode_rtx, at simplify-rtx.c:6594 with -O -g Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords:

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101007 Bug ID: 101007 Summary: ICE: in extract_insn, at recog.c:2770 (unrecognizable insn) with -mno-sse2 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords:

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101023 Bug ID: 101023 Summary: [11/12 Regression] wrong code with -mstackrealign Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101046 Bug ID: 101046 Summary: ICE: in gen_rtx_CONST_VECTOR, at emit-rtl.c:6031 with -mavx512vbmi -mavx512vl Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords:

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101161 Bug ID: 101161 Summary: [12 Regression] ICE: SIGSEGV in tree_class_check at -O3 during GIMPLE pass: slp Product: gcc Version: 12.0 Status: UNCONFIRMED

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101129 Bug ID: 101129 Summary: [11/12 Regression] wrong code at -O1 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3

[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 tree-optimization/100672] New: wrong code with vector shift and unary minus

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100672 Bug ID: 100672 Summary: wrong code with vector shift and unary minus Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal

[Bug tree-optimization/100672] wrong code with vector shift and unary minus

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100672 Zdenek Sojka changed: What|Removed |Added Known to fail||10.3.1, 11.1.1, 12.0,

[Bug debug/100469] New: [11/12 Regression] -fcompare-debug failure (length) with -O2 -fno-tree-dse -fno-tree-forwprop -fno-tree-tail-merge --param=sccvn-max-alias-queries-per-access=0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100469 Bug ID: 100469 Summary: [11/12 Regression] -fcompare-debug failure (length) with -O2 -fno-tree-dse -fno-tree-forwprop -fno-tree-tail-merge

[Bug debug/100304] [11/12 Regression] -fcompare-debug failure (length) with custom flags

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100304 --- Comment #4 from Zdenek Sojka --- I can't reproduce this anymore on r12-581 ; but it still reproduces for me on the 11-branch.

[Bug tree-optimization/100574] New: [11/12 Regression] ICE: in size_remaining, at builtins.c:413 with -O3 -ftracer -fno-tree-dominator-opts -fno-tree-fre

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100574 Bug ID: 100574 Summary: [11/12 Regression] ICE: in size_remaining, at builtins.c:413 with -O3 -ftracer -fno-tree-dominator-opts -fno-tree-fre Product: gcc

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100701 Bug ID: 100701 Summary: [12 Regression] wrong code with -O -fschedule-insns2 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal

[Bug debug/100541] [12 Regression] -fcompare-debug failure (length) with -O3 -fno-expensive-optimizations -fno-tree-dce -fno-tree-dominator-opts

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100541 --- Comment #1 from Zdenek Sojka --- Created attachment 50833 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50833=edit another testcase (needs less compiler flags) $ x86_64-pc-linux-gnu-gcc -O2 -fno-tree-dce -fno-tree-dominator-opts

[Bug target/100623] New: [10/11/12 Regression] wrong code with -Os -fno-dce -fno-defer-pop -fno-forward-propagate -flive-range-shrinkage -fno-rerun-cse-after-loop -mno-push-args

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100623 Bug ID: 100623 Summary: [10/11/12 Regression] wrong code with -Os -fno-dce -fno-defer-pop -fno-forward-propagate -flive-range-shrinkage -fno-rerun-cse-after-loop

[Bug debug/100541] New: [12 Regression] -fcompare-debug failure (length) with -O3 -fno-expensive-optimizations -fno-tree-dce -fno-tree-dominator-opts

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100541 Bug ID: 100541 Summary: [12 Regression] -fcompare-debug failure (length) with -O3 -fno-expensive-optimizations -fno-tree-dce -fno-tree-dominator-opts Product: gcc

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100774 Bug ID: 100774 Summary: [12 Regression] -fcompare-debug failure (length) with -O2 -fno-tree-forwprop --param=evrp-mode=ranger-trace Product: gcc Version: 12.0 Status:

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100775 Bug ID: 100775 Summary: ICE: in df_exit_block_bitmap_verify, at df-scan.c:4164 with -mthumb -fzero-call-used-regs=used Product: gcc Version: 12.0 Status: UNCONFIRMED

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100852 Bug ID: 100852 Summary: [11/12 Regression] -fcompare-debug failure (length) with -Og -fif-conversion -fno-tree-ccp -fno-tree-copy-prop Product: gcc Version:

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100941 Bug ID: 100941 Summary: wrong code with __builtin_shufflevector() with -mavx512f Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: wrong-code

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100885 Bug ID: 100885 Summary: [12 Regression] ICE: in extract_constrain_insn, at recog.c:2671: insn does not satisfy its constraints: {sse4_1_zero_extendv8qiv8hi2} Product: gcc

[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()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100887 Bug ID: 100887 Summary: [12 Regression] ICE: in ix86_expand_vector_init_concat, at config/i386/i386-expand.c:14178 with -mavx512f and __builtin_shufflevector()

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101294 Bug ID: 101294 Summary: [12 Regression] ICE: in maybe_legitimize_operand, at optabs.c:7614 with -mavx Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords:

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101286 Bug ID: 101286 Summary: [12 Regression] ICE: in ix86_expand_vector_move, at config/i386/i386-expand.c:574 with -mavx2 and __int128 vector Product: gcc Version:

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101384 Bug ID: 101384 Summary: wrong code at -Og and above with vector shift/multiply Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101345 Bug ID: 101345 Summary: wrong code at -O1 with vector modulo Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101403 Bug ID: 101403 Summary: [12 Regression] wrong code with __builtin_bswap16() at -O1 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: wrong-code

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100672 --- Comment #7 from Zdenek Sojka --- (In reply to Richard Biener from comment #2) > Maybe sth is wrong with the testcase? clang also results in an abort. Isn't > right-shift of negative values undefined? > Thank you for having a look. I

[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

[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 tree-optimization/100292] New: [12 Regression] ICE: verify_gimple failed: invalid operands in ternary operation (during GIMPLE pass: veclower) with vectors

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100292 Bug ID: 100292 Summary: [12 Regression] ICE: verify_gimple failed: invalid operands in ternary operation (during GIMPLE pass: veclower) with vectors Product: gcc

[Bug target/46250] ICE: in extract_insn, at recog.c:2110 (unrecognizable insn) with -fPIC -mcmodel=large and __thread variable

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=46250 Zdenek Sojka changed: What|Removed |Added Known to work||5.5.0, 6.5.0, 7.5.0 --- Comment #7 from

[Bug target/100342] New: [10/11 Regression] wrong code with -O2 -fno-dse -fno-forward-propagate -mno-sse2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100342 Bug ID: 100342 Summary: [10/11 Regression] wrong code with -O2 -fno-dse -fno-forward-propagate -mno-sse2 Product: gcc Version: 11.1.1 Status: UNCONFIRMED

[Bug target/58067] ICE in GFortran recog.c:2158

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58067 Zdenek Sojka changed: What|Removed |Added CC||zsojka at seznam dot cz --- Comment #13

[Bug debug/100304] [11/12 Regression] -fcompare-debug failure (length) with custom flags

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100304 --- Comment #3 from Zdenek Sojka --- (In reply to Jakub Jelinek from comment #1) > Can't reproduce this one. Were you testing with a clean build, or did you have PR100303 fix applied? On master, it stopped failing for me between r12-285 (BAD)

[Bug rtl-optimization/100239] New: [10/11/12 Regression] ICE: in expand_expr_real_2, at expr.c:9865 with __builtin_shuffle()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100239 Bug ID: 100239 Summary: [10/11/12 Regression] ICE: in expand_expr_real_2, at expr.c:9865 with __builtin_shuffle() Product: gcc Version: 12.0 Status: UNCONFIRMED

[Bug debug/100304] [11/12 Regression] -fcompare-debug failure (length) with custom flags

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100304 --- Comment #2 from Zdenek Sojka --- (In reply to Jakub Jelinek from comment #1) > Can't reproduce this one. Thank you for checking this. I've updated the sources, and rebuilt with release checking, no bootstrap: $ x86_64-pc-linux-gnu-gcc -v

[Bug debug/100303] New: [11/12 Regression] -fcompare-debug failure (length) with -O -fno-dce -ftracer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100303 Bug ID: 100303 Summary: [11/12 Regression] -fcompare-debug failure (length) with -O -fno-dce -ftracer Product: gcc Version: 12.0 Status: UNCONFIRMED Severity:

[Bug debug/100304] New: [11/12 Regression] -fcompare-debug failure (length) with custom flags

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100304 Bug ID: 100304 Summary: [11/12 Regression] -fcompare-debug failure (length) with custom flags Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal

[Bug rtl-optimization/100253] New: [10/11/12 Regression] wrong code with -O2 -fno-tree-bit-ccp -ftree-slp-vectorize (unaligned movdqa)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100253 Bug ID: 100253 Summary: [10/11/12 Regression] wrong code with -O2 -fno-tree-bit-ccp -ftree-slp-vectorize (unaligned movdqa) Product: gcc Version: 12.0

[Bug debug/100254] New: [11/12 Regression] -fcompare-debug failure (length) with -O2 -fno-guess-branch-probability -fipa-pta -fnon-call-exceptions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100254 Bug ID: 100254 Summary: [11/12 Regression] -fcompare-debug failure (length) with -O2 -fno-guess-branch-probability -fipa-pta -fnon-call-exceptions Product: gcc

[Bug tree-optimization/100414] New: [12 Regression] ICE: in dominated_by_p, at dominance.c:1120 with -O -fno-tree-dce -fno-tree-dse

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100414 Bug ID: 100414 Summary: [12 Regression] ICE: in dominated_by_p, at dominance.c:1120 with -O -fno-tree-dce -fno-tree-dse Product: gcc Version: 12.0 Status: UNCONFIRMED

[Bug ipa/100413] New: [11/12 Regression] ICE: failed to reclaim unneeded function with custom flags

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100413 Bug ID: 100413 Summary: [11/12 Regression] ICE: failed to reclaim unneeded function with custom flags Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords:

[Bug rtl-optimization/99830] New: [11 Regression] ICE: in lra_eliminate_regs_1, at lra-eliminations.c:659 with -O2 -fno-expensive-optimizations -fno-split-wide-types -g

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99830 Bug ID: 99830 Summary: [11 Regression] ICE: in lra_eliminate_regs_1, at lra-eliminations.c:659 with -O2 -fno-expensive-optimizations -fno-split-wide-types -g Product: gcc

[Bug target/99905] [8/9/10/11 Regression] wrong code with -mno-mmx -mno-sse

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99905 Zdenek Sojka changed: What|Removed |Added Summary|wrong code with |[8/9/10/11 Regression]

[Bug target/99905] wrong code with -mgeneral-regs-only

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99905 --- Comment #2 from Zdenek Sojka --- (In reply to Martin Liška from comment #1) > > Probably present since -mgeneral-regs-only introduction. > > Confirmed that, it's since r7-928-gce3a16ff1f59e6db. Thank you for the bisection. If

[Bug target/99905] New: wrong code with -mgeneral-regs-only

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99905 Bug ID: 99905 Summary: wrong code with -mgeneral-regs-only Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3

[Bug analyzer/99906] New: [11 Regression] ICE: SIGSEGV in maybe_reconstruct_from_def_stmt with -fanalyzer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99906 Bug ID: 99906 Summary: [11 Regression] ICE: SIGSEGV in maybe_reconstruct_from_def_stmt with -fanalyzer Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords:

[Bug target/99863] New: [10/11 Regression] wrong code with -O -fno-tree-forwprop -mno-sse2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99863 Bug ID: 99863 Summary: [10/11 Regression] wrong code with -O -fno-tree-forwprop -mno-sse2 Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: wrong-code

[Bug target/99702] [11 Regression] ICE: RTL check: expected code 'const_int', have 'subreg' in riscv_expand_block_move, at config/riscv/riscv.c:3262 with memcpy()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99702 Zdenek Sojka changed: What|Removed |Added Known to fail||11.0 --- Comment #1 from Zdenek Sojka

[Bug target/99702] New: [11 Regression] ICE: RTL check: expected code 'const_int', have 'subreg' in riscv_expand_block_move, at config/riscv/riscv.c:3262 with memcpy()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99702 Bug ID: 99702 Summary: [11 Regression] ICE: RTL check: expected code 'const_int', have 'subreg' in riscv_expand_block_move, at config/riscv/riscv.c:3262 with memcpy()

[Bug target/99702] [11 Regression] ICE: RTL check: expected code 'const_int', have 'subreg' in riscv_expand_block_move, at config/riscv/riscv.c:3262 with memcpy() since r11-7757-gfc9c4e5fc50c7fcbd27d6

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99702 --- Comment #3 from Zdenek Sojka --- (In reply to Martin Liška from comment #2) > Started with r11-7757-gfc9c4e5fc50c7fcbd27d6cb3dd372f7da8216954. Thank you for the analysis! However I don't think that's possible, since I was observing the

[Bug target/99321] New: [11 Regression] ICE: in extract_constrain_insn, at recog.c:2670: insn does not satisfy its constraints: {*uminv16qi3}

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99321 Bug ID: 99321 Summary: [11 Regression] ICE: in extract_constrain_insn, at recog.c:2670: insn does not satisfy its constraints: {*uminv16qi3} Product: gcc

[Bug debug/100148] New: [10/11 Regression] -fcompare-debug failure (length) with -O2 -fno-dce -fno-tree-dce -fno-tree-dominator-opts -fno-tree-sink

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100148 Bug ID: 100148 Summary: [10/11 Regression] -fcompare-debug failure (length) with -O2 -fno-dce -fno-tree-dce -fno-tree-dominator-opts -fno-tree-sink Product: gcc

[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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102046 Bug ID: 102046 Summary: [12 Regression] ICE: tree check: expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 with

[Bug tree-optimization/102134] New: [12 Regression] wrong code at -O1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102134 Bug ID: 102134 Summary: [12 Regression] wrong code at -O1 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3

[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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102140 Bug ID: 102140 Summary: [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

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102141 Bug ID: 102141 Summary: [12 Regression] ICE: verify_ssa failed during GIMPLE pass: bswap at -O2 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords:

[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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102207 Bug ID: 102207 Summary: [12 Regression] wrong code with __builtin_sub_overflow() at -O1 and above with uint128 Product: gcc Version: 12.0 Status: UNCONFIRMED

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101845 Bug ID: 101845 Summary: wrong code at -O1 on aarch64 with __builtin_shufflevector() Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: wrong-code

[Bug target/101863] New: ICE: in expand_vec_perm_broadcast_1, at config/i386/i386-expand.c:20485 with -mavx512f

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101863 Bug ID: 101863 Summary: ICE: in expand_vec_perm_broadcast_1, at config/i386/i386-expand.c:20485 with -mavx512f Product: gcc Version: 12.0 Status: UNCONFIRMED

[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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102478 Bug ID: 102478 Summary: [9/10/11/12 Regression] during RTL pass: ce3: ICE: in gen_reg_rtx, at emit-rtl.c:1167 with -O2 -fno-if-conversion Product: gcc Version:

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102798 Bug ID: 102798 Summary: [9/10/11/12 Regression] wrong code with -O3 -fno-tree-pta -mavx512f Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords:

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102477 Bug ID: 102477 Summary: ICE: in emit_move_insn, at expr.c:4026 at -Og with __builtin_shufflevector() Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords:

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103551 Bug ID: 103551 Summary: [12 Regression] wrong code with -O1 -fno-tree-dominator-opts -ftree-vectorize -ftree-vrp Product: gcc Version: 12.0 Status: UNCONFIRMED

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103756 Bug ID: 103756 Summary: [12 Regression] -fcompare-debug failure (length) with -O -fconserve-stack -frename-registers -fno-tree-ch -fira-algorithm=priority Product: gcc

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103772 Bug ID: 103772 Summary: wrong code with -mavx512fp16 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103773 Bug ID: 103773 Summary: wrong code at -Oz due to sign extension Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority:

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103834 Bug ID: 103834 Summary: ICE: qsort comparator non-negative on sorted output: 1 with custom flags Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords:

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103894 Bug ID: 103894 Summary: ICE: in emit_move_multi_word, at expr.c:3870 with -mno-sse2 Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: ice-on-valid-code

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103915 Bug ID: 103915 Summary: [12 Regression] ICE: SIGSEGV in memory_operand with -flive-range-shrinkage Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords:

[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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103793 Bug ID: 103793 Summary: [12 Regression] ICE: in to_reg_br_prob_base, at profile-count.h:277 with -O3 -fno-guess-branch-probability Product: gcc Version: 12.0

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