new perf compile histogram (dmd.2.065)

  8.59%  dmd  dmd                  [.] Lexer::scan(Token*)
  5.20%  dmd  dmd                  [.] StringTable::search(char const*, unsigned long)
  2.25%  dmd  libc-2.18.so         [.] _int_malloc
  2.24%  dmd  dmd                  [.] Lexer::number(Token*)
  1.94%  dmd  [kernel.kallsyms]    [k] clear_page_c
  1.87%  dmd  libc-2.18.so         [.] malloc
  1.65%  dmd  [kernel.kallsyms]    [k] page_fault
  1.53%  dmd  libc-2.18.so         [.] __memmove_ssse3_back
  1.24%  dmd  libc-2.18.so         [.] realloc
  1.18%  dmd  dmd                  [.] operator new(unsigned long)
  1.05%  dmd  [kernel.kallsyms]    [k] get_page_from_freelist
  1.04%  dmd  libc-2.18.so         [.] vfprintf
  1.01%  dmd  dmd                  [.] ScopeDsymbol::search(Loc, Identifier*, int)
  0.99%  dmd  [kernel.kallsyms]    [k] mem_cgroup_charge_anon
  0.92%  dmd  dmd                  [.] _aaGetRvalue(AA*, void*)
  0.85%  dmd  dmd                  [.] Lexer::nextToken()
  0.74%  dmd  dmd                  [.] Parser::parseStatement(int, unsigned char const**)
  0.69%  dmd  dmd                  [.] Parser::parseOrOrExp()
  0.68%  dmd  dmd                  [.] Lexer::peek(Token*)
  0.68%  dmd  dmd                  [.] Parser::parsePrimaryExp()
  0.65%  dmd  dmd                  [.] Parser::parseUnaryExp()
  0.65%  dmd  libc-2.18.so         [.] _int_free
  0.60%  dmd  dmd                  [.] Parser::parseXorExp()
  0.60%  dmd  libc-2.18.so         [.] strlen
  0.59%  dmd  dmd                  [.] Parser::parsePostExp(Expression*)
  0.58%  dmd  dmd                  [.] Expression::Expression(Loc, TOK, int)
  0.54%  dmd  [kernel.kallsyms]    [k] handle_mm_fault
  0.52%  dmd  dmd                  [.] Parser::parseMulExp()
  0.51%  dmd  dmd                  [.] Parser::parseCmpExp()
  0.51%  dmd  [kernel.kallsyms]    [k] __mem_cgroup_commit_charge
  0.51%  dmd  dmd                  [.] Scope::Scope(Scope*)
  0.51%  dmd  dmd                  [.] Type::toBasetype()
  0.49%  dmd  dmd                  [.] Parser::parseAndAndExp()
  0.48%  dmd  libc-2.18.so         [.] __memcpy_sse2
  0.48%  dmd  dmd                  [.] Parser::parseAndExp()
  0.48%  dmd  dmd                  [.] Parser::parseShiftExp()
  0.45%  dmd  dmd                  [.] OutBuffer::writeByte(unsigned int)
  0.45%  dmd  [kernel.kallsyms]    [k] __pagevec_lru_add_fn
  0.44%  dmd  dmd                  [.] Parser::parseOrExp()
  0.43%  dmd  dmd                  [.] TypeBasic::implicitConvTo(Type*)
  0.43%  dmd  [kernel.kallsyms]    [k] bad_range
  0.43%  dmd  dmd                  [.] Parser::parseAssignExp()
  0.42%  dmd  dmd                  [.] Dsymbol::pastMixin()
  0.40%  dmd  dmd                  [.] calcHash(char const*, unsigned long)
  0.40%  dmd  [kernel.kallsyms]    [k] lookup_page_cgroup
  0.38%  dmd  dmd                  [.] ecom(elem**)
  0.38%  dmd  [kernel.kallsyms]    [k] __mem_cgroup_uncharge_common
  0.38%  dmd  dmd                  [.] Dsymbol::isTemplateMixin()
  0.37%  dmd  dmd                  [.] Type::Type(unsigned char)
  0.37%  dmd  dmd                  [.] Parameter::foreach(Array<Parameter*>*, int (*)(void*, unsigned long, Parameter*), void*, unsigned long*)
  0.37%  dmd  dmd                  [.] Parser::parseAddExp()
  0.36%  dmd  [kernel.kallsyms]    [k] __do_page_fault
  0.36%  dmd  dmd                  [.] calccodsize
  0.36%  dmd  [kernel.kallsyms]    [k] __list_del_entry
  0.36%  dmd  dmd                  [.] VarDeclaration::semantic(Scope*)
  0.35%  dmd  [kernel.kallsyms]    [k] __alloc_pages_nodemask
  0.35%  dmd  dmd                  [.] TypeBasic::size(Loc)
  0.35%  dmd  libc-2.18.so         [.] _int_realloc