[Bug target/64930] New: [5.0 regression] FAIL: gcc.target/powerpc/atomic-p7.c scan-assembler-times isync 12

[schwab@linux-m68k.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64930

            Bug ID: 64930
           Summary: [5.0 regression] FAIL: gcc.target/powerpc/atomic-p7.c
                    scan-assembler-times isync 12
           Product: gcc
           Version: 5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: schwab@linux-m68k.org
            Target: powerpc64-*-*

$ gcc/xgcc -Bgcc/ ../gcc/testsuite/gcc.target/powerpc/atomic-p7.c -mcpu=power7
-O2 -S -m64 -o atomic-p7.s
$ grep -c isync atomic-p7.s
16
$ gcc/xgcc -Bgcc/ ../gcc/testsuite/gcc.target/powerpc/atomic-p8.c -mcpu=power8
-O2 -S -m64 -o atomic-p8.s
$ grep -c isync atomic-p8.s
25