#7684: cgrun071 segfaults ----------------------------------+---------------------------------- Reporter: tibbe | Owner: leroux Type: bug | Status: new Priority: normal | Milestone: 7.8.1 Component: Compiler | Version: 7.7 Resolution: | Keywords: Operating System: MacOS X | Architecture: x86_64 (amd64) Type of failure: Runtime crash | Difficulty: Unknown Test Case: cgrun071 | Blocked By: Blocking: | Related Tickets: ----------------------------------+---------------------------------- Comment (by carter): I have a theory: the pop count code was only added after 7.6 release I believe, and may have never been tested on macs. Xcode 4.6 and earlier provides a very very old gcc, gcc 4.2. gcc4.2 doesn't support sse4 instructions: http://gcc.gnu.org/onlinedocs/gcc-4.2.4/gcc/i386-and- x86_002d64-Options.html#i386-and-x86_002d64-Options -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/7684#comment:17 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler