BUG=v8:4444,v8:4151
LOG=N
Review URL: https://codereview.chromium.org/
1371253002
Cr-Commit-Position: refs/heads/master@{#30996}
external_callback = scope->callback();
has_external_callback = true;
} else {
+ // sp register may point at an arbitrary place in memory, make
+ // sure MSAN doesn't complain about it.
+ MSAN_MEMORY_IS_INITIALIZED(regs.sp, sizeof(Address));
// Sample potential return address value for frameless invocation of
// stubs (we'll figure out later, if this value makes sense).
tos = Memory::Address_at(reinterpret_cast<Address>(regs.sp));