[Bug ada/91100] New: [9,10 Regression] FAIL: gnat.dg/socket1.adb execution test

[danglin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91100

            Bug ID: 91100
           Summary: [9,10 Regression] FAIL: gnat.dg/socket1.adb execution
                    test
           Product: gcc
           Version: 10.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: ada
          Assignee: unassigned at gcc dot gnu.org
          Reporter: danglin at gcc dot gnu.org
  Target Milestone: ---
              Host: hppa2.0w-hp-hpux11.11
            Target: hppa2.0w-hp-hpux11.11
             Build: hppa64-hp-hpux11.11

ADA_INCLUDE_PATH=/test/gnu/gcc/objdir/hppa2.0w-hp-hpux11.11/./libada/adainclude
ADA_OBJECTS_PATH=/test/gnu/gcc/objdir/hppa2.0w-hp-hpux11.11/./libada/adainclude
Executing on host: /test/gnu/gcc/objdir/gcc/gnatmake
--GCC=/test/gnu/gcc/objdir/
gcc/xgcc --GNATBIND=/test/gnu/gcc/objdir/gcc/gnatbind
--GNATLINK=/test/gnu/gcc/o
bjdir/gcc/gnatlink -cargs -B/test/gnu/gcc/objdir/gcc -largs
--GCC=/test/gnu/gcc/objdir/gcc/xgcc\ -B/test/gnu/gcc/objdir/gcc\  -margs
--RTS=/test/gnu/gcc/objdir/hppa2.0w-hp-hpux11.11/./libada -q -f
/test/gnu/gcc/gcc/gcc/testsuite/gnat.dg/socket1.adb 
-fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers
-fdiagnostics-color=never     -lm   -o ./socket1.exe    (timeout = 300)
spawn /test/gnu/gcc/objdir/gcc/gnatmake --GCC=/test/gnu/gcc/objdir/gcc/xgcc
--GNATBIND=/test/gnu/gcc/objdir/gcc/gnatbind
--GNATLINK=/test/gnu/gcc/objdir/gcc/gnatlink -cargs -B/test/gnu/gcc/objdir/gcc
-largs --GCC=/test/gnu/gcc/objdir/gcc/xgcc -B/test/gnu/gcc/objdir/gcc  -margs
--RTS=/test/gnu/gcc/objdir/hppa2.0w-hp-hpux11.11/./libada -q -f
/test/gnu/gcc/gcc/gcc/testsuite/gnat.dg/socket1.adb -fno-diagnostics-show-caret
-fno-diagnostics-show-line-numbers -fdiagnostics-color=never -lm -o
./socket1.exe
Executing on host: /test/gnu/gcc/objdir/gcc/gnatclean -c -q -n ./socket1  
(timeout = 300)
spawn /test/gnu/gcc/objdir/gcc/gnatclean -c -q -n ./socket1
./socket1.ali
./socket1.o
PASS: gnat.dg/socket1.adb (test for excess errors)
Setting LD_LIBRARY_PATH to :/test/gnu/gcc/objdir/gcc::/test/gnu/gcc/objdir/gcc
spawn [open ...]

raised GNAT.SOCKETS.SOCKET_ERROR : [0] Error 0
FAIL: gnat.dg/socket1.adb execution test

Revision 272748 was okay with gcc-10.  Fail seen with revision 273142.
Revision 272827 was okay with gcc-9.  Fail seen with revision 272908.

Not sure how to debug (i.e., keep testsuite executable).