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* [Bug c++/106937] New: [10/11/12/13 Regression] ICE tree check: expected identifier_node, have tree_list in pp_tree_identifier, at tree-pretty-print.cc:4606
@ 2022-09-13 19:37 gscfq@t-online.de
  2022-09-13 20:13 ` [Bug c++/106937] [10/11/12/13 Regression] ICE tree check: expected identifier_node, have tree_list in pp_tree_identifier, at tree-pretty-print.cc:4606 since r10-1214-g1bf32c1141e23074 marxin at gcc dot gnu.org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: gscfq@t-online.de @ 2022-09-13 19:37 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106937

            Bug ID: 106937
           Summary: [10/11/12/13 Regression] ICE tree check: expected
                    identifier_node, have tree_list in pp_tree_identifier,
                    at tree-pretty-print.cc:4606
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gscfq@t-online.de
  Target Milestone: ---

Started with r10 around 20190623, file reduced from
llvm-project-llvmorg-14.0.6/clang/test/Sema/attr-nocf_check.cpp :
(gcc configured with --enable-checking=yes)


$ cat z1.cc
[[gnu::nocf_check]] typedef void (*FuncPointerWithNoCfCheck)(void);
typedef void (*FuncPointer)(void);
[[gnu::nocf_check]] void testNoCfCheck();
void testNoCfCheck(){};
int [[gnu::nocf_check]] i;
void testNoCfCheckImpl(double i [[gnu::nocf_check]]) {}
void testNoCfCheckMismatch(FuncPointer f) {
  FuncPointerWithNoCfCheck fNoCfCheck = f;
  (*fNoCfCheck)();
}


$ g++-13-20220911 -c z1.cc -fcf-protection
z1.cc:5:5: warning: attribute ignored [-Wattributes]
    5 | int [[gnu::nocf_check]] i;
      |     ^
z1.cc:5:5: note: an attribute that appertains to a type-specifier is ignored
z1.cc:6:51: warning: 'nocf_check' attribute only applies to function types
[-Wattributes]
    6 | void testNoCfCheckImpl(double i [[gnu::nocf_check]]) {}
      |                                                   ^

In function 'void testNoCfCheckMismatch(FuncPointer)':
tree check: expected identifier_node, have tree_list in pp_tree_identifier, at
tree-pretty-print.cc:4606
    8 |   FuncPointerWithNoCfCheck fNoCfCheck = f;
      |                                         ^
0x6fc2fc tree_check_failed(tree_node const*, char const*, int, char const*,
...)
        ../../gcc/tree.cc:8827
0x12b5d03 tree_check(tree_node*, char const*, int, char const*, tree_code)
        ../../gcc/tree.h:3520
0x12b5d03 pp_tree_identifier(pretty_printer*, tree_node*)
        ../../gcc/tree-pretty-print.cc:4606
0xbcd38a pp_c_attributes_display(c_pretty_printer*, tree_node*)
        ../../gcc/c-family/c-pretty-print.cc:909
0x91332e dump_type_prefix
        ../../gcc/cp/error.cc:904
0x913c83 dump_type
        ../../gcc/cp/error.cc:664
0x91ff6f type_to_string
        ../../gcc/cp/error.cc:3411
0x923847 cxx_format_postprocessor::handle(pretty_printer*)
        ../../gcc/cp/error.cc:4348
0x21da278 pp_format(pretty_printer*, text_info*)
        ../../gcc/pretty-print.cc:1496
0x21b9f10 diagnostic_report_diagnostic(diagnostic_context*, diagnostic_info*)
        ../../gcc/diagnostic.cc:1548
0x21ba65a diagnostic_impl
        ../../gcc/diagnostic.cc:1712
0x21bcdea permerror(rich_location*, char const*, ...)
        ../../gcc/diagnostic.cc:1994
0x80f736 convert_like_internal
        ../../gcc/cp/call.cc:7950
0x80ac97 convert_like
        ../../gcc/cp/call.cc:8501
0x80ac97 perform_implicit_conversion_flags(tree_node*, tree_node*, int, int)
        ../../gcc/cp/call.cc:12791
0xb40d82 convert_for_assignment
        ../../gcc/cp/typeck.cc:10050
0xb414b2 convert_for_initialization(tree_node*, tree_node*, tree_node*, int,
impl_conv_rhs, tree_node*, int, int)
        ../../gcc/cp/typeck.cc:10141
0xb4bf1a digest_init_r
        ../../gcc/cp/typeck2.cc:1358
0xb4f100 digest_init_flags(tree_node*, tree_node*, int, int)
        ../../gcc/cp/typeck2.cc:1371
0xb4f100 store_init_value(tree_node*, tree_node*, vec<tree_node*, va_gc,
vl_embed>**, int)
        ../../gcc/cp/typeck2.cc:842

^ permalink raw reply	[flat|nested] 6+ messages in thread
end of thread, other threads:[~2022-10-10 19:41 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
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2022-09-13 19:37 [Bug c++/106937] New: [10/11/12/13 Regression] ICE tree check: expected identifier_node, have tree_list in pp_tree_identifier, at tree-pretty-print.cc:4606 gscfq@t-online.de
2022-09-13 20:13 ` [Bug c++/106937] [10/11/12/13 Regression] ICE tree check: expected identifier_node, have tree_list in pp_tree_identifier, at tree-pretty-print.cc:4606 since r10-1214-g1bf32c1141e23074 marxin at gcc dot gnu.org
2022-09-14  7:04 ` rguenth at gcc dot gnu.org
2022-09-15 15:41 ` mpolacek at gcc dot gnu.org
2022-10-10 19:35 ` cvs-commit at gcc dot gnu.org
2022-10-10 19:41 ` [Bug c++/106937] [10/11/12 " mpolacek at gcc dot gnu.org

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