Fix segfault in free_growth_caches (PR jit/80954)

gcc/ChangeLog:
	PR jit/80954
	* ipa-inline-analysis.c (free_growth_caches): Set
	edge_removal_hook_holder to NULL after removing it.

From-SVN: r248841

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 070bb8f6db5e60c094cb257067547988184b4d10..308dd1a42ef78abba1d18ea21213382a2fbfb781 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2017-06-02  David Malcolm  <dmalcolm@redhat.com>
+
+       PR jit/80954
+       * ipa-inline-analysis.c (free_growth_caches): Set
+       edge_removal_hook_holder to NULL after removing it.
+
 2017-06-02  Sudakshina Das  <sudi.das@arm.com>
 
        * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for

diff --git a/gcc/ipa-inline-analysis.c b/gcc/ipa-inline-analysis.c
index f562ca5a4bddeeacaaea32249de2bd024bd7a96a..9f7b2a1370f902f6cb5c05d0765866217b1ebdca 100644 (file)
--- a/gcc/ipa-inline-analysis.c
+++ b/gcc/ipa-inline-analysis.c
@@ -110,7 +110,10 @@ void
 free_growth_caches (void)
 {
   if (edge_removal_hook_holder)
-    symtab->remove_edge_removal_hook (edge_removal_hook_holder);
+    {
+      symtab->remove_edge_removal_hook (edge_removal_hook_holder);
+      edge_removal_hook_holder = NULL;
+    }
   edge_growth_cache.release ();
 }