Re: [boost] [iterator] huge differences in compile time between iterator_facade and iterator helpers

26 Oct 2005


      David Abrahams wrote:
...
Joaquín Mª López Muñoz <joaquin@tid.es> writes:
I had to modify the test to eliminate undefined behavior and make sure
dead code elimination didn't kick in (enclosed).  Results:
GCC 3.4.4:
  Test 1 discarded
Test 2
    with operator library: 1.469
    with iterator library: 2.282
Test 3
    with operator library: 1.438
    with iterator library: 2.297
GCC 4.0.2:
  Test 1 discarded
Test 2
    with operator library: 1.468
    with iterator library: 1.579
Test 3
    with operator library: 1.453
    with iterator library: 1.563
MSVC 7.1
  Test 1 discarded
Test 2
    with operator library: 1.219
    with iterator library: 1.187
Test 3
    with operator library: 1.203
    with iterator library: 1.188
Sorry for being dumb but is this compile time or run time?

Thomas

-- 
Thomas Witt
witt@acm.org