Re: [GHC] #14244: ghc-prim: hs_atomicread* and hs_atomicwrite* missing barriers

#14244: ghc-prim: hs_atomicread* and hs_atomicwrite* missing barriers -------------------------------------+------------------------------------- Reporter: trommler | Owner: trommler Type: bug | Status: patch Priority: high | Milestone: 8.4.1 Component: Prelude | Version: 8.2.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Incorrect result | Unknown/Multiple at runtime | Test Case: Blocked By: | Blocking: Related Tickets: #12537 | Differential Rev(s): Phab:D4009 Wiki Page: | -------------------------------------+------------------------------------- Comment (by Ben Gamari ): In [changeset:"59de290928e6903337f31c1f8107ac8a98ea145d/ghc" 59de2909/ghc]: {{{ #!CommitTicketReference repository="ghc" revision="59de290928e6903337f31c1f8107ac8a98ea145d" Update autoconf test for gcc to require 4.7 and up Fixing #14244 required the newer gcc atomic built-ins that are provided from 4.7 and up. This updates the test to check for minimum gcc version 4.7. The version tests for 3.4 (!), 4.4, and 4.6 are no longer needed and can be removed. This makes the build system simpler. Test Plan: validate Reviewers: austin, bgamari, hvr, simonmar Reviewed By: bgamari Subscribers: rwbarton, thomie, erikd Differential Revision: https://phabricator.haskell.org/D4165 }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/14244#comment:5 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler