[Bug middle-end/69211] New: g++ ICE on x86_64-linux-gnu (verify_gimple failed)

: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following code causes an ICE when compiled with the current g++ trunk on x86_64-linux-gnu in both 32-bit and 64-bit modes. The current gcc trunk works fine. $ g

[Bug tree-optimization/69212] New: g++ ICE (segfault) at -O3 on x86_64-linux-gnu in fsm_find_control_statement_thread_paths

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following code causes an ICE when compiled with the current g++ trunk at -O3 on x86_64-linux-gnu

[Bug tree-optimization/69214] New: ICE (segfault) at -Os on x86_64-linux-gnu in "fail_abnormal_edge_coalesce"

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following code causes an ICE when compiled with the current gcc trunk at -Os on x86_64-linux-gnu

[Bug tree-optimization/69213] New: g++ ICE (segfault) at -O1 and above on x86_64-linux-gnu in "add_dependency"

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following code causes an ICE when compiled with the current g++ trunk at -O1 and above on x86_64

[Bug tree-optimization/69214] ICE (segfault) at -Os on x86_64-linux-gnu in "fail_abnormal_edge_coalesce"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69214 --- Comment #1 from Qirun Zhang --- Here is a smaller case: long a; extern int fun1(); extern void fun2(); extern void setjmp(); void foo() { int d = 0; fun2(); setjmp(); a = d; d = 8; !a && fun1(); }

[Bug tree-optimization/69253] New: g++ ICE (segfault) at -O0 on x86_64-linux-gnu in "cxx_incomplete_type_diagnostic"

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following code causes an ICE when compiled with the current g++ trunk at -O0 on x86_64

[Bug tree-optimization/69255] New: ICE (segfault) on x86_64-linux-gnu in "emit_move_insn"

iority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following code causes an ICE when compiled with the current gcc trunk on x86_64-linux-gnu in 64-bit mode. $ gcc-trunk -v Using buil

[Bug c++/69257] New: g++ ICE (segfault) on x86_64-linux-gnu in "create_tmp_var"

ty: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following code causes an ICE when compiled with the current g++ trunk on x86_64-linux-gnu in both 32-bit and 64-bit modes. It al

[Bug c/71426] New: gcc ICE on x86_64-linux-gnu in get_parm_info, at c/c-decl.c:7059

Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following invalid code causes an ICE when compiled with the current gcc trunk on x86_64-linux-gnu in both 32-bit and 64-bit modes

[Bug tree-optimization/71462] New: gcc ICE at -O3 on valid code on x86_64-linux-gnu with “seg fault”

Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at -O3 on x86_64-linux-gnu in both 32-bit

[Bug tree-optimization/71407] [7 Regression] ICE at -O3 in 32-bit and 64-bit modes on x86_64-linux-gnu (verify_gimple: integral result type precision does not match field size of BIT_FIELD_REF)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71407 Qirun Zhang changed: What|Removed |Added CC||helloqirun at gmail dot com --- Comment

[Bug tree-optimization/71416] [7 Regression] ICE at -O3 in 32-bit and 64-bit modes on x86_64-linux-gnu (vectorizable_live_operation)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71416 Qirun Zhang changed: What|Removed |Added CC||helloqirun at gmail dot com --- Comment

[Bug tree-optimization/71407] [7 Regression] ICE at -O3 in 32-bit and 64-bit modes on x86_64-linux-gnu (verify_gimple: integral result type precision does not match field size of BIT_FIELD_REF)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71407 --- Comment #6 from Qirun Zhang --- (In reply to alahay01 from comment #5) > Qirun Zhang : > > That's a different issue (original test fails due to data type mismatch, > this test fails because the loop boundary is unset). > > Please could you

[Bug tree-optimization/71483] New: g++ ICE at -O3 on valid code on x86_64-linux-gnu with “Floating point exception”

: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current g++ trunk at only -O3 on x86_64-linux

[Bug tree-optimization/71485] New: g++ ICE on x86_64-linux-gnu in “gimplify_expr”

: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following invalid code causes an ICE when compiled with the current g++ trunk on x86_64-linux-gnu in 32-bit mode. It is a 7 regression. $ g++-trunk -v

[Bug tree-optimization/71477] New: gcc ICE at -O3 on valid code on x86_64-linux-gnu with “seg fault”

Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at only -O3 on x86_64-linux-gnu in 64-bit

[Bug tree-optimization/71503] New: gcc ICE at -O3 on valid code on x86_64-linux-gnu in "gen_phi_arg_condition"

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at only -O3 on x86_64

[Bug c/71418] New: gcc ICE on x86_64-linux-gnu in min_align_of_type, at stor-layout.c:2402

Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following invalid code causes an ICE when compiled with the current gcc trunk on x86_64-linux-gnu in both 32-bit and 64-bit modes

[Bug c++/69290] New: g++ ICE (segfault) on x86_64-linux-gnu

++ Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following code causes an ICE (segfault) when compiled with the current g++ trunk on x86_64-linux-gnu in 64-bit mode. The 32-bit mode is OK. $ g++-trunk -v Using built-in specs

[Bug tree-optimization/69740] New: gcc ICE at -O2 and above on valid code on x86_64-linux-gnu in "verify_loop_structure"

NCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at -O2

[Bug tree-optimization/69773] New: gcc ICE at -O2 and above on valid code on x86_64-linux-gnu in "assign_by_spills"

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at -O2 and above

[Bug regression/67278] ICE: verify_gimple failed on darwin 14.5 x86_64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67278 Qirun Zhang changed: What|Removed |Added CC||helloqirun at gmail dot com --- Comment

[Bug target/21255] %R and %S are not safe to use from asms

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=21255 Qirun Zhang changed: What|Removed |Added CC||helloqirun at gmail dot com --- Comment

[Bug target/44551] [missed optimization] AVX vextractf128 after vinsertf128

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=44551 Qirun Zhang changed: What|Removed |Added CC||helloqirun at gmail dot com --- Comment

[Bug tree-optimization/69801] New: gcc ICE on valid code on x86_64-linux-gnu in "operand_equal_p"

ty: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk on x86_64-linux-gnu in both 32-bit

[Bug tree-optimization/69802] New: gcc ICE at -O1 and above on valid code on x86_64-linux-gnu with “seg fault”

: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at -O1 and above on x86_64-linux

[Bug tree-optimization/69483] New: gcc ICE on x86_64-linux-gnu with "expected class 'type', have 'exceptional' (error_mark) in useless_type_conversion_p"

oduct: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following code causes an ICE whe

[Bug tree-optimization/69522] New: gcc hangs on valid code on x86_64-linux-gnu

-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The current gcc trunk hangs on the following valid code snippets on x86_64-linux-gnu in both 32-bit and 64-bit modes. I assume the code snippets are valid since

[Bug tree-optimization/69579] New: gcc ICE at -O3 on x86_64-linux-gnu with “tree check: expected ssa_name, have integer_cst in compute_optimized_partition_bases”

Version: 6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE

[Bug tree-optimization/69666] New: gcc ICE at -O2 and -O3 on valid code on x86_64-linux-gnu in "verify_gimple failed"

NCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at only -

[Bug tree-optimization/69666] [5/6 Regression] gcc ICE at -O2 and -O3 on valid code on x86_64-linux-gnu in "verify_gimple failed"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69666 --- Comment #5 from Qirun Zhang --- (In reply to Jakub Jelinek from comment #4) > (In reply to Qirun Zhang from comment #3) > > (In reply to Jakub Jelinek from comment #2) > > > This invalid VCE is created by SRA. The code has multiple

[Bug tree-optimization/69666] [5/6 Regression] gcc ICE at -O2 and -O3 on valid code on x86_64-linux-gnu in "verify_gimple failed"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69666 --- Comment #3 from Qirun Zhang --- (In reply to Jakub Jelinek from comment #2) > This invalid VCE is created by SRA. The code has multiple undefined > behaviors in it, but we shouldn't ICE on that. Hi Jakub, This code example is reduced from

[Bug tree-optimization/69574] New: gcc ICE at -O2 and -O3 on x86_64-linux-gnu in hide_evolution_in_other_loops_than_loop

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at -O2 and -O3

[Bug tree-optimization/69907] New: wrong code at -O3 on x86_64-linux-gnu

-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The current gcc trunk mis-compiles PR49038.c on x86_64-linux at -O3 in both 32-bit and 64-bit modes. Below is a slightly reduced case. $ gcc-trunk -v Using built

[Bug tree-optimization/69932] New: gcc ICE at -O1 and above on valid code on x86_64-linux-gnu with “seg fault”

: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at -O1 and above on x86_64-linux

[Bug rtl-optimization/69887] [4.9/5/6 Regression] gcc ICE at -O1 and above on x86_64-linux-gnu in mark_jump_label_1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69887 --- Comment #4 from Qirun Zhang --- (In reply to Eric Botcazou from comment #2) > __builtin_longjmp cannot be used in the same function as __builtin_setjmp. > > *** This bug has been marked as a duplicate of bug 59039 *** But the original bug

[Bug c/69974] New: gcc ICE on invalid code on x86_64-linux-gnu in "create_tmp_from_val"

ty: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following invalid code causes an ICE when compiled with the current gcc trunk on x86_64-linux-gnu in both 32-bit and 64

[Bug tree-optimization/69951] New: wrong code at -O1 and above on x86_64-linux-gnu

: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The current gcc trunk mis-compiles the following code on x86_64-linux-gnu at -O1 and above in both 32-bit and 64-bit modes. It affects as early as gcc-4.4.3 (I

[Bug target/69773] gcc ICE at -O2 and above on valid code on x86_64-linux-gnu in "assign_by_spills"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69773 --- Comment #2 from Qirun Zhang --- pr65693 fails to compile at -O0 with the same (similar) trace. $ gcc-trunk -v Using built-in specs. COLLECT_GCC=gcc-trunk

[Bug tree-optimization/69452] New: gcc ICE at -O3 on x86_64-linux-gnu in with “verify_ssa failed”

Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at only -O3 on x86_64-linux-gnu in both 32-bit

[Bug c++/69793] New: g++ ICE on invalid code on x86_64-linux-gnu in "cp_lexer_peek_nth_token"

ty: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following invalid code causes an ICE when compiled with the current g++ trunk on x86_64-linux-gnu in both 32-bit

[Bug c++/69795] New: g++ ICE on invalid code on x86_64-linux-gnu in "reject_gcc_builtin"

ty: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following invalid code causes an ICE when compiled with the current g++ trunk on x86_64-linux-gnu in both 32-bit and 64

[Bug tree-optimization/69811] New: A gcc folding issue at -O0

Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- Starting from 5.1, the gcc-trunk at -O0 does not perform constant folding for the following example. $ gcc-trunk -v Using built-in specs. COLLECT_GCC=gcc-trunk COLLECT_LTO_WRAPPER

[Bug tree-optimization/69887] New: gcc ICE at -O1 and above on x86_64-linux-gnu in mark_jump_label_1

Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following code causes an ICE when compiled with the current gcc trunk at -O1 and above on x86_64-linux-gnu in both 32

[Bug tree-optimization/69740] [5/6 Regression] gcc ICE at -O2 and above on valid code on x86_64-linux-gnu in "verify_loop_structure"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69740 --- Comment #3 from Qirun Zhang --- (In reply to Jakub Jelinek from comment #1) > Started with r218566. Here is a similar case. The stack trace is almost the same as in the original RP's. However, this one crashes the current trunk at -O3 only

[Bug inline-asm/69899] New: gcc ICE on invalid code on x86_64-linux-gnu in "replace_reg"

ty: normal Priority: P3 Component: inline-asm Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following invalid code causes an ICE when compiled with the current gcc trunk on x86_64-linux-gnu in both 32-bit and 64

[Bug tree-optimization/70152] New: gcc ICE at -O3 and above on valid code on x86_64-linux-gnu in "replace_uses_by"

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at -O3 and above

[Bug tree-optimization/70160] [6 Regression] gcc ICE at -O2 (seg fault) and above on valid code on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70160 --- Comment #2 from Qirun Zhang --- (In reply to Jakub Jelinek from comment #1) > -msse2 is needed too. Started with r228231. Can't get rid of the > uninitialized uses though: > > long long a; > void foo (void); > void > bar (unsigned t, int

[Bug tree-optimization/70160] New: gcc ICE at -O2 (seg fault) and above on valid code on x86_64-linux-gnu

Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at -O2 and above on x86_64-linux-gnu

[Bug rtl-optimization/70023] [4.9/5/6 Regression] ICE: in assign_by_spills, at lra-assigns.c:1417 with -fschedule-insns

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70023 --- Comment #7 from Qirun Zhang --- (In reply to Uroš Bizjak from comment #6) > *** Bug 69773 has been marked as a duplicate of this bug. *** PR69773 was reported and confirmed more than one month ago. The two bugs share the same stack trace.

[Bug tree-optimization/70138] New: wrong code at -O3 on x86_64-linux-gnu

-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The current gcc trunk mis-compiles the following code on x86_64-linux-gnu at -O3 only in both 32-bit and 64-bit modes. It should be a 6 regression. $ gcc-trunk -v

[Bug tree-optimization/70115] New: gcc ICE at -O2 (seg fault) and above on valid code on x86_64-linux-gnu

Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at -O2 and above on x86_64-linux-gnu

[Bug tree-optimization/70144] New: g++ ICE at -O1 and above on valid code on x86_64-linux-gnu in "copy_reference_ops_from_ref"

NCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current g++ trunk at -O1

[Bug tree-optimization/70442] New: gcc ICE at -O2 and above on valid code on x86_64-linux-gnu in "extract_insn"

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at -O2 and above on x8

[Bug tree-optimization/71059] New: gcc ICE at -O3 on valid code on x86_64-linux-gnu in "vn_nary_op_insert_into"

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at only -O3 on x86_64

[Bug tree-optimization/71132] New: gcc ICE at -O3 on valid code on x86_64-linux-gnu with “seg fault”

Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at only -O3 on x86_64-linux-gnu in both 32

[Bug tree-optimization/71109] New: gcc ICE at -O3 on valid code on x86_64-linux-gnu in "maybe_record_trace_start"

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at only -O3 on x8

[Bug tree-optimization/70916] New: gcc ICE at -O3 on valid code on x86_64-linux-gnu in "tree_operand_check"

ty: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at only -O3 on x86_64

[Bug c/71266] New: gcc ICE on x86_64-linux-gnu in "store_parm_decls_oldstyle"

ty: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following invalid code causes an ICE when compiled with the current gcc trunk on x86_64-linux-gnu in both 32-bit and 64

[Bug c/71265] New: gcc ICE on x86_64-linux-gnu with “seg fault”

Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following invalid code causes an ICE when compiled with the current gcc trunk on x86_64-linux-gnu in both 32-bit and 64-bit modes. This piece of code is syntactically valid

[Bug tree-optimization/72746] New: gcc ICE at -O2 and above on valid code on x86_64-linux-gnu with “seg fault”

: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at -O2 and -O3 on x86_64-linux

[Bug tree-optimization/71916] New: gcc ICE at -O3 on valid code on x86_64-linux-gnu in "maybe_record_trace_start"

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at only -O3 on x8

[Bug tree-optimization/71916] [6/7 Regression] ICE at -O3 on valid code on x86_64-linux-gnu in "maybe_record_trace_start"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71916 --- Comment #9 from Qirun Zhang --- (In reply to Martin Liška from comment #7) > Hm, the second test-case works fine with r233209, but started to fail with > r236831: > > Author: law > Date: Fri May

[Bug tree-optimization/71916] [6/7 Regression] ICE at -O3 on valid code on x86_64-linux-gnu in "maybe_record_trace_start"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71916 --- Comment #5 from Qirun Zhang --- (In reply to Qirun Zhang from comment #4) > (In reply to rguent...@suse.de from comment #3) > > On Tue, 19 Jul 2016, marxin at gcc dot gnu.org wrote: > > > > >

[Bug tree-optimization/71916] [6/7 Regression] ICE at -O3 on valid code on x86_64-linux-gnu in "maybe_record_trace_start"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71916 --- Comment #4 from Qirun Zhang --- (In reply to rguent...@suse.de from comment #3) > On Tue, 19 Jul 2016, marxin at gcc dot gnu.org wrote: > > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71916 > > > > Martin Liška changed: > > > >

[Bug debug/71667] [7 Regression] ICE in as_a, at is-a.h:192 w/ -g -O2 -ftree-vectorize

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71667 --- Comment #8 from Qirun Zhang --- (In reply to alahay01 from comment #7) > Fixed. > > Additional issue found by Qirun has been raised as PR 71818 Hi Alan, Sorry that I missed your previous message..

[Bug tree-optimization/71830] New: gcc ICE at -O3 on valid code on x86_64-linux-gnu: verify_gimple failed

Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at only -O3 on x86_64-linux-gnu

[Bug tree-optimization/71802] New: gcc ICE at -O3 on valid code on x86_64-linux-gnu in expand_LOOP_VECTORIZED

: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at only -O3 on x86_64-linux-gnu

[Bug debug/71667] [7 Regression] ICE in as_a, at is-a.h:192 w/ -g -O2 -ftree-vectorize

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71667 Qirun Zhang changed: What|Removed |Added CC||helloqirun at gmail dot com --- Comment

[Bug tree-optimization/78248] [7 Regression] wrong code at -Os and above on x86_64-linux-gnu (in both 32-bit and 64-bit modes)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78248 Qirun Zhang changed: What|Removed |Added CC||helloqirun at gmail dot com --- Comment

[Bug tree-optimization/80497] New: gcc ICE at -O1 and above on valid code on x86_64-linux-gnu in "tree_to_uhwi"

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at -O1 and above on x8

[Bug rtl-optimization/80499] New: gcc ICE on RTL code on x86_64-linux-gnu in "extract_insn"

ty: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid RTL fragment causes an ICE when compiled with the current gcc trunk on x86_64-linux-gnu in 32-bit mo

[Bug rtl-optimization/80499] ICE on RTL code on x86_64-linux-gnu in "extract_insn"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80499 --- Comment #3 from Qirun Zhang --- (In reply to Richard Biener from comment #2) > Do you have a C fragment producing this RTL? Hi Richard, The original RTL file is at testsuite/gcc.dg/rtl/x86_64/final.c. The original C file seems to be

[Bug tree-optimization/81511] New: gcc ICE at -O3 on valid code on x86_64-linux-gnu in operator[], at vec.h:749

: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at only -O3 on x86_64-linux-gnu

[Bug tree-optimization/80539] New: gcc ICE at -O2 and above on valid code on x86_64-linux-gnu in "chrec_fold_plus_poly_poly"

NCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following valid code causes an ICE when compiled with the current gcc trunk at -O2

[Bug tree-optimization/80540] New: gcc ICE at -O2 and above on x86_64-linux-gnu in "assign_by_spills"

ty: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following code causes an ICE when compiled with the current gcc trunk at -O2 and above on x86_64-linux-gnu

[Bug target/80540] gcc ICE at -O2 and above on x86_64-linux-gnu in "assign_by_spills"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80540 --- Comment #4 from Qirun Zhang --- (In reply to Martin Liška from comment #2) > > gcc-4.8.5 crashes at all levels; > > gcc-4.9 accepts it at all levels; > > I can't find a release that does not ICE w/ -O2. Hi Martin, This version works fine.

[Bug tree-optimization/81192] New: gcc ICE at -Os on x86_64-linux-gnu: Segmentation fault

Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following code causes an ICE when compiled with the current gcc trunk at -Os on x86_64-linux-gnu in both 32- and 64-bit modes. $ gcc-trunk

[Bug tree-optimization/80842] New: gcc ICE at -O3 on x86_64-linux-gnu in "set_lattice_value"

ty: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The following code causes an ICE when compiled with the current gcc trunk at -O3 on x86_64-linux-gnu in both 32- and 64

[Bug ipa/80581] [8 Regression] ICE: in estimate_node_size_and_time, at ipa-inline-analysis.c:3425

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80581 Qirun Zhang changed: What|Removed |Added CC||helloqirun at gmail dot com --- Comment

[Bug tree-optimization/82166] New: gcc ICE at -Os on valid code on x86_64-linux-gnu in "ix86_finalize_stack_frame_flags"

NCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- $ gcc-trunk -v Using built-in specs. COLLECT_GCC=gcc-trunk COLLECT_LTO_WRAPPER=/home/abso

[Bug tree-optimization/82389] New: ICE on valid code on x86_64-linux-gnu: Segmentation fault

Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- It crashes at level -O3. Level -O2 works fine. $ gcc-trunk -v Using built-in specs. COLLECT_GCC=gcc-trunk COLLECT_LTO_WRAPPER

[Bug c/82050] New: ICE on invalid code on x86_64-linux-gnu in column_range, at diagnostic-show-locus.c:1403

Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The testcase is a bit large. $ gcc-trunk -v Using built-in specs. COLLECT_GCC=gcc-trunk COLLECT_LTO_WRAPPER=/home

[Bug tree-optimization/82875] New: ICE at -Os on valid code on x86_64-linux-gnu: in find_widening_optab_handler_and_mode, at optabs-query.c:414

Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- It happens at -Os and in 32-bit mode only. $ gcc-trunk -v

[Bug tree-optimization/82875] ICE at -Os on valid code on x86_64-linux-gnu: in find_widening_optab_handler_and_mode, at optabs-query.c:414

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82875 --- Comment #2 from Qirun Zhang --- (In reply to Arseny Solokha from comment #1) > This is likely a duplicate of PR82816. Hi Arseny, I tried it on r254484. It still exists. $ gcc-trunk -v Using built-in specs. COLLECT_GCC=gcc-trunk

[Bug tree-optimization/82765] New: ICE at -Os on valid code on x86_64-linux-gnu: in tree_to_shwi, at tree.c:6611

: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- It happens at -Os and in 64-bit mode only. $ gcc-trunk -v Using built-in specs. COLLECT_GCC=gcc-trunk

[Bug rtl-optimization/86104] New: gcc ICE at -O1 on x86_64-linux-gnu in "plus_constant", at explow.c:103

Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- It happens at 32-bit mode only. $ gcc-trunk -v Using built-in specs. COLLECT_GCC=gcc-trunk COLLECT_L

[Bug c++/86159] New: g++ ICE at -O1 and above on valid code: incorrect type of vector CONSTRUCTOR elements

Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- It appears to be a recent regression. It happens at "-O1" and above but g++-trunk compiles. g+

[Bug c++/86171] New: g++ ICE on valid code: tree check: expected var_decl or function_decl, have type_decl in duplicate_decls, at cp/decl.c:2291

Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- It appears to be a recent regression. g++-8.1

[Bug c++/86216] New: g++ ICE on valid code: verify_ssa failed

++ Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- g++8.1 emits yet another error... $ g++-trunk -v Using built-in specs. COLLECT_GCC=g++-trunk COLLECT_LTO_WRAPPER=/home/absozero/trunk/root-gcc/libexec/gcc/x86_64-pc-linux-gnu

[Bug c++/86060] New: g++ ICE at on with "c++03" in tsubst_copy, at cp/pt.c:15459

ty: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- The trunk version g++ crashes with "-std=c++98" or "-std=c++03". The other std flags seem working. It seems

[Bug c++/86063] New: g++ ICE at tree check: expected tree_list, have expr_pack_expansion in cp_check_const_attributes, at cp/decl2.c:1391

: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- It appears to be a recent regression. g++-7.3 compiles

[Bug tree-optimization/85615] New: ICE at -O2 and above on valid code on x86_64-linux-gnu: in dfs_enumerate_from, at cfganal.c:1197

Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- As the title. $ gcc-trunk -v Using built-in specs. COLLECT_GCC=gcc

[Bug tree-optimization/82669] New: ICE at -Os on valid code on x86_64-linux-gnu: in bitmap_check_index, at sbitmap.h:105

Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- It happens at -Os and in 32-bit mode only. $ gcc-trunk -v Using built-in specs. COLLECT_GCC=gcc-trunk

[Bug c++/86397] New: g++ ICE at on valid code in nothrow_spec_p, at cp/except.c:1158

Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- g++-6.1 compiles. g++-8.1 and the trunk version crash. $ g++-trunk -v Using built-in specs. COLLECT_GCC=g++-trunk COLLECT_LTO_WRAPPER

[Bug tree-optimization/84427] New: gcc ICE at -O3 on x86_64-linux-gnu in compute_antic, at tree-ssa-pre.c:2356

: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- Level "-O2" works fine. $ gcc-trunk -v Using built-in specs. COLLECT_GCC=gcc-trunk COLLECT_LTO_WRA

[Bug tree-optimization/86749] New: Gcc miscompiles at -O3 with sse4 on valid code

: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- It seems to be a recent regression. gcc-8.1 correctly compiles. $ gcc-trunk -v Using built-in specs. COLLECT_GCC=gcc-trunk COLLECT_LTO_WRAPPER=/home/absozero

[Bug tree-optimization/86858] New: gcc ICE at -O3 in as_a, at is-a.h:197

-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- It appears to be a recent regression. gcc-8.1 compiles at -O3. $ gcc-trunk -v Using built-in specs. COLLECT_GCC=gcc-trunk COLLECT_LTO_WRAPPER=/home/absozero/trunk

[Bug tree-optimization/86886] Gcc miscompiles at -O3 on valid code

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86886 --- Comment #2 from Qirun Zhang --- (In reply to Andrew Pinski from comment #1) > I don't think this is a bug. You are taking the address of a field of an > union and accessing via that address. This is not tracked at all. Here is a reduced

[Bug tree-optimization/86886] New: Gcc miscompiles at -O3 on valid code

-optimization Assignee: unassigned at gcc dot gnu.org Reporter: helloqirun at gmail dot com Target Milestone: --- It also affects gcc-8.1 at -O3. gcc-6.1 works fine. $ gcc-trunk -v Using built-in specs. COLLECT_GCC=gcc-trunk COLLECT_LTO_WRAPPER=/home/absozero/trunk/root-gcc

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