hg: panama/dev: Fix math test failures due to missing breaks

[razvan.a.lupusoru at intel.com]

Changeset: 39820735228e
Author:    rlupusoru
Date:      2018-08-16 15:02 -0700
URL:       http://hg.openjdk.java.net/panama/dev/rev/39820735228e

Fix math test failures due to missing breaks

! src/hotspot/os_cpu/linux_x86/svml_d_hypot_linux_x86.s
! src/hotspot/share/opto/library_call.cpp