[Bug tree-optimization/63796] New: [5.0 regression] FAIL: g++.dg/ipa/devirt-42.C -std=gnu++11 scan-tree-dump-times optimized "return 2" 2

[schwab@linux-m68k.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63796

            Bug ID: 63796
           Summary: [5.0 regression] FAIL: g++.dg/ipa/devirt-42.C
                    -std=gnu++11  scan-tree-dump-times optimized "return
                    2" 2
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: schwab@linux-m68k.org
                CC: hubicka at ucw dot cz
            Target: powerpc64-*-*

$ gcc/xg++ -Bgcc/
 ../gcc/gcc/testsuite/g++.dg/ipa/devirt-42.C -nostdinc++
-Ipowerpc64-linux/libstdc++-v3/include/powerpc64-linux
-Ipowerpc64-linux/libstdc++-v3/include -I../gcc/libstdc++-v3/libsupc++
-I../gcc/libstdc++-v3/include/backward -I../gcc/libstdc++-v3/testsuite/util
-std=gnu++11 -O3 -fno-ipa-cp -fdump-ipa-inline-details -fno-early-inlining
-fdump-tree-optimized -S -m64 -o devirt-42.s && grep -c "return 2"
devirt-42.C.*.optimized
3