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Sylvain Henry authored
GHC installs signal handlers in runGhc/runGhcT to handle ^C but it never uninstalls them. It can be an issue, especially when using GHC as a library. Test Plan: validate Reviewers: bgamari, erikd, austin, simonmar Reviewed By: bgamari, simonmar Subscribers: thomie Differential Revision: https://phabricator.haskell.org/D2633 GHC Trac Issues: #4162
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