[Bug c/95145] New: [10/11 Regression]internal compiler error: in analyze_functions, at cgraphunit.c:1380

[Bug c/95145] New: [10/11 Regression]internal compiler error: in analyze_functions, at cgraphunit.c:1380

[anbu1024.me at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95145

            Bug ID: 95145
           Summary: [10/11 Regression]internal compiler error: in
                    analyze_functions, at cgraphunit.c:1380
           Product: gcc
           Version: 11.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: anbu1024.me at gmail dot com
  Target Milestone: ---

$ cat test.c 

void foo ( ) 
{ 
        extern __inline int bar ( ) { }

        int baz ( ) { return bar ; } 
}


$ gcc-11 --version
gcc (GCC) 11.0.0 20200510 (experimental)
Copyright (C) 2020 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.


$ gcc-11 test.c 
test.c: In function ‘foo’:
test.c:4:22: error: nested function ‘bar’ declared ‘extern’
    4 |  extern __inline int bar ( ) { }
      |                      ^~~
test.c: In function ‘baz’:
test.c:6:23: warning: returning ‘int (*)()’ from a function with return type
‘int’ makes integer from pointer without a cast
[]8;;https://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html#index-Wint-conversion-Wint-conversion]8;;]
    6 |  int baz ( ) { return bar ; }
      |                       ^~~
At top level:
cc1: internal compiler error: in analyze_functions, at cgraphunit.c:1380
0x63a1df analyze_functions
        ../../gcc-11-20200510/gcc/cgraphunit.c:1380
0x966712 symbol_table::finalize_compilation_unit()
        ../../gcc-11-20200510/gcc/cgraphunit.c:2971
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.


$ gcc-10 --version
gcc (GCC) 10.0.1 20200419 (experimental)
Copyright (C) 2020 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.


$ gcc-10 test.c 
test.c: In function ‘foo’:
test.c:4:22: error: nested function ‘bar’ declared ‘extern’
    4 |  extern __inline int bar ( ) { }
      |                      ^~~
test.c: In function ‘baz’:
test.c:6:23: warning: returning ‘int (*)()’ from a function with return type
‘int’ makes integer from pointer without a cast
[]8;;https://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html#index-Wint-conversion-Wint-conversion]8;;]
    6 |  int baz ( ) { return bar ; }
      |                       ^~~
At top level:
cc1: internal compiler error: in analyze_functions, at cgraphunit.c:1380
0x639ab1 analyze_functions
        ../../gcc-10-20200419/gcc/cgraphunit.c:1380
0x963fc2 symbol_table::finalize_compilation_unit()
        ../../gcc-10-20200419/gcc/cgraphunit.c:2974
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.

[Bug c/95145] [8/9/10/11 Regression]internal compiler error: in analyze_functions, at cgraphunit.c:1380

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95145

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |error-recovery,
                   |                            |ice-on-invalid-code
      Known to work|                            |4.9.4
   Target Milestone|---                         |8.5
      Known to fail|                            |5.4.0
            Summary|[10/11 Regression]internal  |[8/9/10/11
                   |compiler error: in          |Regression]internal
                   |analyze_functions, at       |compiler error: in
                   |cgraphunit.c:1380           |analyze_functions, at
                   |                            |cgraphunit.c:1380
           Priority|P3                          |P4

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
GCC 9 ICEs as well, but 4.9.4 does not.

[Bug c/95145] [9/10/11/12 Regression]internal compiler error: in analyze_functions, at cgraphunit.c:1380

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95145

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|8.5                         |9.4

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
GCC 8 branch is being closed.

[Bug c/95145] [9/10/11/12 Regression]internal compiler error: in analyze_functions, at cgraphunit.c:1380

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95145

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|9.4                         |9.5

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
GCC 9.4 is being released, retargeting bugs to GCC 9.5.

[Bug c/95145] [9/10/11/12 Regression]internal compiler error: in analyze_functions, at cgraphunit.c:1380

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95145

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2021-12-28
             Status|UNCONFIRMED                 |NEW
      Known to fail|                            |5.1.0
           Severity|normal                      |trivial
     Ever confirmed|0                           |1

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Confirmed.

[Bug c/95145] [10/11/12/13 Regression]internal compiler error: in analyze_functions, at cgraphunit.c:1380

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95145

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|9.5                         |10.4

--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
GCC 9 branch is being closed

[Bug c/95145] [10/11/12/13 Regression]internal compiler error: in analyze_functions, at cgraphunit.c:1380

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95145

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|10.4                        |10.5

--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
GCC 10.4 is being released, retargeting bugs to GCC 10.5.

[Bug c/95145] [11/12/13/14 Regression]internal compiler error: in analyze_functions, at cgraphunit.c:1380

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95145

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|10.5                        |11.5

--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> ---
GCC 10 branch is being closed.