[Bug testsuite/85306] New: [8 regression] The test cases gcc.dg/pr80463.c, g++.dg/pr80463.C, and gcc.dg/pr83972.c all fail in r259231

["seurer at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85306

            Bug ID: 85306
           Summary: [8 regression] The test cases gcc.dg/pr80463.c,
                    g++.dg/pr80463.C, and gcc.dg/pr83972.c all fail in
                    r259231
           Product: gcc
           Version: 8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: testsuite
          Assignee: unassigned at gcc dot gnu.org
          Reporter: seurer at gcc dot gnu.org
  Target Milestone: ---

These are new test cases introduced in r259231 and they all fail on powerpc64:

spawn -ignore SIGHUP
/home/seurer/gcc/build/gcc-test2/gcc/testsuite/g++/../../xg++
-B/home/seurer/gcc/build/gcc-test2/gcc/testsuite/g++/../../
/home/seurer/gcc/gcc-test2/gcc/testsuite/g++.dg/pr80463.C
-fno-diagnostics-show-caret -fdiagnostics-color=never -nostdinc++
-I/home/seurer/gcc/build/gcc-test2/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/build/gcc-test2/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/libsupc++
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/include/backward
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/testsuite/util -fmessage-length=0
-std=gnu++98 -g -fselective-scheduling2 -O2 -fvar-tracking-assignments -S -o
pr80463.s
cc1plus: warning: var-tracking-assignments changes selective scheduling
output is:
cc1plus: warning: var-tracking-assignments changes selective scheduling

FAIL: g++.dg/pr80463.C  -std=gnu++98 (test for excess errors)
Excess errors:
cc1plus: warning: var-tracking-assignments changes selective scheduling

Executing on host:
/home/seurer/gcc/build/gcc-test2/gcc/testsuite/g++/../../xg++
-B/home/seurer/gcc/build/gcc-test2/gcc/testsuite/g++/../../
/home/seurer/gcc/gcc-test2/gcc/testsuite/g++.dg/pr80463.C 
-fno-diagnostics-show-caret -fdiagnostics-color=never  -nostdinc++
-I/home/seurer/gcc/build/gcc-test2/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/build/gcc-test2/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/libsupc++
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/include/backward
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/testsuite/util -fmessage-length=0 
-std=gnu++11 -g -fselective-scheduling2 -O2 -fvar-tracking-assignments  -S   -o
pr80463.s    (timeout = 300)
spawn -ignore SIGHUP
/home/seurer/gcc/build/gcc-test2/gcc/testsuite/g++/../../xg++
-B/home/seurer/gcc/build/gcc-test2/gcc/testsuite/g++/../../
/home/seurer/gcc/gcc-test2/gcc/testsuite/g++.dg/pr80463.C
-fno-diagnostics-show-caret -fdiagnostics-color=never -nostdinc++
-I/home/seurer/gcc/build/gcc-test2/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/build/gcc-test2/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/libsupc++
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/include/backward
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/testsuite/util -fmessage-length=0
-std=gnu++11 -g -fselective-scheduling2 -O2 -fvar-tracking-assignments -S -o
pr80463.s
cc1plus: warning: var-tracking-assignments changes selective scheduling
output is:
cc1plus: warning: var-tracking-assignments changes selective scheduling

FAIL: g++.dg/pr80463.C  -std=gnu++11 (test for excess errors)
Excess errors:
cc1plus: warning: var-tracking-assignments changes selective scheduling

Executing on host:
/home/seurer/gcc/build/gcc-test2/gcc/testsuite/g++/../../xg++
-B/home/seurer/gcc/build/gcc-test2/gcc/testsuite/g++/../../
/home/seurer/gcc/gcc-test2/gcc/testsuite/g++.dg/pr80463.C 
-fno-diagnostics-show-caret -fdiagnostics-color=never  -nostdinc++
-I/home/seurer/gcc/build/gcc-test2/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/build/gcc-test2/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/libsupc++
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/include/backward
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/testsuite/util -fmessage-length=0 
-std=gnu++14 -g -fselective-scheduling2 -O2 -fvar-tracking-assignments  -S   -o
pr80463.s    (timeout = 300)
spawn -ignore SIGHUP
/home/seurer/gcc/build/gcc-test2/gcc/testsuite/g++/../../xg++
-B/home/seurer/gcc/build/gcc-test2/gcc/testsuite/g++/../../
/home/seurer/gcc/gcc-test2/gcc/testsuite/g++.dg/pr80463.C
-fno-diagnostics-show-caret -fdiagnostics-color=never -nostdinc++
-I/home/seurer/gcc/build/gcc-test2/powerpc64-unknown-linux-gnu/libstdc++-v3/include/powerpc64-unknown-linux-gnu
-I/home/seurer/gcc/build/gcc-test2/powerpc64-unknown-linux-gnu/libstdc++-v3/include
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/libsupc++
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/include/backward
-I/home/seurer/gcc/gcc-test2/libstdc++-v3/testsuite/util -fmessage-length=0
-std=gnu++14 -g -fselective-scheduling2 -O2 -fvar-tracking-assignments -S -o
pr80463.s
cc1plus: warning: var-tracking-assignments changes selective scheduling
output is:
cc1plus: warning: var-tracking-assignments changes selective scheduling

FAIL: g++.dg/pr80463.C  -std=gnu++14 (test for excess errors)
Excess errors:
cc1plus: warning: var-tracking-assignments changes selective scheduling