<div dir="ltr"><div><div>I'm not using any -O* flags and I'm not using Template Haskell. Not sure if this means anything but I do have the context-stack set to 220.<br><br></div>Thanks!<br></div>-deech<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Sep 30, 2015 at 8:47 AM, Carter Schonwald <span dir="ltr"><<a href="mailto:carter.schonwald@gmail.com" target="_blank">carter.schonwald@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Have you checked how changing the optimization level affects build times? Are you using template Haskell?<div class="HOEnZb"><div class="h5"><span></span><br><br>On Tuesday, September 29, 2015, aditya siram <<a href="mailto:aditya.siram@gmail.com" target="_blank">aditya.siram@gmail.com</a>> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Hi all,<br></div><div>Since upgrading to 7.10.2 from 7.8.4 I'm seeing a significant increase in compilation time. I understand this is a known issue but since I'm seeing something like a 3x slowdown but not across the board, I thought I'd ask.<br><br></div><div>Compilation time for the library I'm writing has remained about the same. I am seeing the slowdown when compiling executables that use the library. There are no other dependencies except base so I'm guessing it something in my library causing the issue.<br><br></div><div>I lean heavily on the FFI, OverlappingInstances and HList style programming in my library which leads me to believe that one of these is causing it. I am seeing no difference in compilation speeds by adding the per instance OVERLAPPING pragmas.<br><br></div><div>Can anyone advise or instruct me on how to profile the compiler?<br><br></div><div>Thanks!<br></div><div>-deech<br></div><div><br><br></div></div>
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