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From: Ian Lance Taylor <>
Subject: Fwd: Go patch committed: enable -fkeep-gc-roots-live for Go
Date: Wed, 27 Jan 2016 18:41:00 -0000	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

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Java maintainers: you may want to implement a similar patch for the
Java frontend.

See the discussion about the new option at


---------- Forwarded message ----------
From: Ian Lance Taylor <>
Date: Wed, Jan 27, 2016 at 10:37 AM
Subject: Go patch committed: enable -fkeep-gc-roots-live for Go
To: gcc-patches <>,
"" <>

This patch enables the new -fkeep-gc-roots-live option for Go.  This
fixes .  Bootstrapped and ran Go
testsuite on x86_64-pc-linux-gnu.  Committed to mainline.


2016-01-27  Ian Lance Taylor  <>

* go-lang.c (go_langhook_init_options_struct): Default to

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Index: gcc/go/go-lang.c
--- gcc/go/go-lang.c	(revision 232888)
+++ gcc/go/go-lang.c	(working copy)
@@ -150,6 +150,9 @@
   opts->x_flag_exceptions = 1;
   opts->x_flag_non_call_exceptions = 1;
+  /* We need to keep pointers live for the garbage collector.  */
+  opts->x_flag_keep_gc_roots_live = 1;
   /* Go programs expect runtime.Callers to work, and that uses
      libbacktrace that uses debug info.  Set the debug info level to 1
      by default.  In post_options we will set the debug type if the

           reply	other threads:[~2016-01-27 18:41 UTC|newest]

Thread overview: expand[flat|nested]  mbox.gz  Atom feed
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