[Bug other/92871] New: new test case g++.dg/ext/temp-extend1.C fails starting with its introduction in r279069

[seurer at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92871

            Bug ID: 92871
           Summary: new test case g++.dg/ext/temp-extend1.C fails starting
                    with its introduction in r279069
           Product: gcc
           Version: 10.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: other
          Assignee: unassigned at gcc dot gnu.org
          Reporter: seurer at gcc dot gnu.org
  Target Milestone: ---

Executing on host: /home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../xg++
-B/home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ext/temp-extend1.C   
-fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers
-fdiagnostics-color=never  -fdiagnostics-urls=never  -nostdinc++
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/gcc-test/libstdc++-v3/libsupc++
-I/home/seurer/gcc/gcc-test/libstdc++-v3/include/backward
-I/home/seurer/gcc/gcc-test/libstdc++-v3/testsuite/util -fmessage-length=0 
-std=gnu++14    
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs

-B/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs

-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs
-B/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/.libs
-lm  -o ./temp-extend1.exe    (timeout = 300)
spawn -ignore SIGHUP
/home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../xg++
-B/home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ext/temp-extend1.C
-fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers
-fdiagnostics-color=never -fdiagnostics-urls=never -nostdinc++
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/gcc-test/libstdc++-v3/libsupc++
-I/home/seurer/gcc/gcc-test/libstdc++-v3/include/backward
-I/home/seurer/gcc/gcc-test/libstdc++-v3/testsuite/util -fmessage-length=0
-std=gnu++14
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs
-B/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs
-B/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/.libs
-lm -o ./temp-extend1.exe
PASS: g++.dg/ext/temp-extend1.C  -std=gnu++14 (test for excess errors)
Setting LD_LIBRARY_PATH to
.:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/.libs:/home/seurer/gcc/build/gcc-test/gcc:.:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/.libs:/home/seurer/gcc/build/gcc-test/gcc:/home/seurer/gcc/build/gcc-test/./gmp/.libs:/home/seurer/gcc/build/gcc-test/./prev-gmp/.libs:/home/seurer/gcc/build/gcc-test/./mpfr/src/.libs:/home/seurer/gcc/build/gcc-test/./prev-mpfr/src/.libs:/home/seurer/gcc/build/gcc-test/./mpc/src/.libs:/home/seurer/gcc/build/gcc-test/./prev-mpc/src/.libs:/home/seurer/gcc/build/gcc-test/./isl/.libs:/home/seurer/gcc/build/gcc-test/./prev-isl/.libs:/home/seurer/gcc/install/gcc-7.4.0/lib64
Execution timeout is: 300
spawn [open ...]
FAIL: g++.dg/ext/temp-extend1.C  -std=gnu++14 execution test
Executing on host: /home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../xg++
-B/home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ext/temp-extend1.C   
-fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers
-fdiagnostics-color=never  -fdiagnostics-urls=never  -nostdinc++
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/gcc-test/libstdc++-v3/libsupc++
-I/home/seurer/gcc/gcc-test/libstdc++-v3/include/backward
-I/home/seurer/gcc/gcc-test/libstdc++-v3/testsuite/util -fmessage-length=0 
-std=gnu++17    
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs

-B/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs

-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs
-B/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/.libs
-lm  -o ./temp-extend1.exe    (timeout = 300)
spawn -ignore SIGHUP
/home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../xg++
-B/home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ext/temp-extend1.C
-fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers
-fdiagnostics-color=never -fdiagnostics-urls=never -nostdinc++
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/gcc-test/libstdc++-v3/libsupc++
-I/home/seurer/gcc/gcc-test/libstdc++-v3/include/backward
-I/home/seurer/gcc/gcc-test/libstdc++-v3/testsuite/util -fmessage-length=0
-std=gnu++17
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs
-B/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs
-B/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/.libs
-lm -o ./temp-extend1.exe
PASS: g++.dg/ext/temp-extend1.C  -std=gnu++17 (test for excess errors)
Setting LD_LIBRARY_PATH to
.:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/.libs:/home/seurer/gcc/build/gcc-test/gcc:.:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/.libs:/home/seurer/gcc/build/gcc-test/gcc:/home/seurer/gcc/build/gcc-test/./gmp/.libs:/home/seurer/gcc/build/gcc-test/./prev-gmp/.libs:/home/seurer/gcc/build/gcc-test/./mpfr/src/.libs:/home/seurer/gcc/build/gcc-test/./prev-mpfr/src/.libs:/home/seurer/gcc/build/gcc-test/./mpc/src/.libs:/home/seurer/gcc/build/gcc-test/./prev-mpc/src/.libs:/home/seurer/gcc/build/gcc-test/./isl/.libs:/home/seurer/gcc/build/gcc-test/./prev-isl/.libs:/home/seurer/gcc/install/gcc-7.4.0/lib64
Execution timeout is: 300
spawn [open ...]
FAIL: g++.dg/ext/temp-extend1.C  -std=gnu++17 execution test
Executing on host: /home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../xg++
-B/home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ext/temp-extend1.C   
-fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers
-fdiagnostics-color=never  -fdiagnostics-urls=never  -nostdinc++
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/gcc-test/libstdc++-v3/libsupc++
-I/home/seurer/gcc/gcc-test/libstdc++-v3/include/backward
-I/home/seurer/gcc/gcc-test/libstdc++-v3/testsuite/util -fmessage-length=0 
-std=gnu++2a    
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs

-B/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs

-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs
-B/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/.libs
-lm  -o ./temp-extend1.exe    (timeout = 300)
spawn -ignore SIGHUP
/home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../xg++
-B/home/seurer/gcc/build/gcc-test/gcc/testsuite/g++/../../
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ext/temp-extend1.C
-fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers
-fdiagnostics-color=never -fdiagnostics-urls=never -nostdinc++
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/gcc-test/libstdc++-v3/libsupc++
-I/home/seurer/gcc/gcc-test/libstdc++-v3/include/backward
-I/home/seurer/gcc/gcc-test/libstdc++-v3/testsuite/util -fmessage-length=0
-std=gnu++2a
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs
-B/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs
-B/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/
-L/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/.libs
-lm -o ./temp-extend1.exe
PASS: g++.dg/ext/temp-extend1.C  -std=gnu++2a (test for excess errors)
Setting LD_LIBRARY_PATH to
.:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/.libs:/home/seurer/gcc/build/gcc-test/gcc:.:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libstdc++-v3/src/.libs:/home/seurer/gcc/build/gcc-test/powerpc64-unknown-linux-gnu/./libitm/.libs:/home/seurer/gcc/build/gcc-test/gcc:/home/seurer/gcc/build/gcc-test/./gmp/.libs:/home/seurer/gcc/build/gcc-test/./prev-gmp/.libs:/home/seurer/gcc/build/gcc-test/./mpfr/src/.libs:/home/seurer/gcc/build/gcc-test/./prev-mpfr/src/.libs:/home/seurer/gcc/build/gcc-test/./mpc/src/.libs:/home/seurer/gcc/build/gcc-test/./prev-mpc/src/.libs:/home/seurer/gcc/build/gcc-test/./isl/.libs:/home/seurer/gcc/build/gcc-test/./prev-isl/.libs:/home/seurer/gcc/install/gcc-7.4.0/lib64
Execution timeout is: 300
spawn [open ...]
FAIL: g++.dg/ext/temp-extend1.C  -std=gnu++2a execution test
testcase /home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/dg.exp completed in 0
seconds

                === g++ Summary ===

# of expected passes            3
# of unexpected failures        3
# of unsupported tests          1


Running it in gdb I see:

(gdb) where
#0  0x00003fffb79e247c in .raise () from /lib64/libc.so.6
#1  0x00003fffb79e4688 in .abort () from /lib64/libc.so.6
#2  0x00000000100009c8 in baz (i=1) at
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ext/temp-extend1.C:25
#3  0x0000000010000ae4 in main () at
/home/seurer/gcc/gcc-test/gcc/testsuite/g++.dg/ext/temp-extend1.C:40



int
main ()
{
  foo (0);
  if (S::c != 0)
    __builtin_abort ();
  foo (1);
  if (S::c != 0)
    __builtin_abort ();
  baz (0);
  if (S::c != 0)
    __builtin_abort ();
  baz (1);
  if (S::c != 0)    // line 40
    __builtin_abort ();
}