From: Yury Gribov <tetra2005@gmail.com>
Date: Thu, 29 Jun 2017 08:50:21 +0000 (+0000)
Subject: re PR ipa/80565 (ICE at -O2 and -O3 in 32-bit mode (not 64-bit) on x86_64-linux-gnu... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=c8fb20d8bd45a88c2f000be86936b64ba67ef8e5;p=gcc.git

re PR ipa/80565 (ICE at -O2 and -O3 in 32-bit mode (not 64-bit) on x86_64-linux-gnu (in edge_badness, at ipa-inline.c:1028))

2017-06-29  Yury Gribov  <tetra2005@gmail.com>

	PR bootstrap/80565
        * ipa-cp.c (allocate_and_init_ipcp_value): Add initialization
	code.
        * ipa-inline.h
	(edge_growth_cache_entry::edge_growth_cache_entry): New
	function.
        (reset_edge_growth_cache): Update to use constructor.

From-SVN: r249771
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5211806db14..68129a5aafa 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,13 @@
+2017-06-29  Yury Gribov  <tetra2005@gmail.com>
+
+	PR bootstrap/80565
+        * ipa-cp.c (allocate_and_init_ipcp_value): Add initialization
+	code.
+        * ipa-inline.h
+	(edge_growth_cache_entry::edge_growth_cache_entry): New
+	function.
+        (reset_edge_growth_cache): Update to use constructor.
+
 2017-06-28  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 
 	* config/aarch64/aarch64.h (AARCH64_EXPAND_ALIGNMENT): New.
diff --git a/gcc/ipa-cp.c b/gcc/ipa-cp.c
index c7e3c7107ca..ee0aa9f9c6c 100644
--- a/gcc/ipa-cp.c
+++ b/gcc/ipa-cp.c
@@ -159,6 +159,10 @@ public:
   /* Time benefit and size cost that specializing the function for this value
      can bring about in it's callees (transitively).  */
   int prop_time_benefit, prop_size_cost;
+
+  ipcp_value_base ()
+    : local_time_benefit (0), local_size_cost (0),
+      prop_time_benefit (0), prop_size_cost (0) {}
 };
 
 /* Describes one particular value stored in struct ipcp_lattice.  */
@@ -188,6 +192,10 @@ public:
   /* True if this valye is currently on the topo-sort stack.  */
   bool on_stack;
 
+  ipcp_value()
+    : sources (0), next (0), scc_next (0), topo_next (0),
+      spec_node (0), dfs (0), low_link (0), on_stack (false) {}
+
   void add_source (cgraph_edge *cs, ipcp_value *src_val, int src_idx,
 		   HOST_WIDE_INT offset);
 };
diff --git a/gcc/ipa-inline.h b/gcc/ipa-inline.h
index 54c1ed97d57..4b9a1c2191a 100644
--- a/gcc/ipa-inline.h
+++ b/gcc/ipa-inline.h
@@ -28,6 +28,14 @@ struct edge_growth_cache_entry
   sreal time, nonspec_time;
   int size;
   ipa_hints hints;
+
+  edge_growth_cache_entry()
+    : size (0), hints (0) {}
+
+  edge_growth_cache_entry(int64_t time, int64_t nonspec_time,
+			  int size, ipa_hints hints)
+    : time (time), nonspec_time (nonspec_time), size (size),
+      hints (hints) {}
 };
 
 extern vec<edge_growth_cache_entry> edge_growth_cache;
@@ -116,7 +124,7 @@ reset_edge_growth_cache (struct cgraph_edge *edge)
 {
   if ((int)edge_growth_cache.length () > edge->uid)
     {
-      struct edge_growth_cache_entry zero = {0, 0, 0, 0};
+      struct edge_growth_cache_entry zero (0, 0, 0, 0);
       edge_growth_cache[edge->uid] = zero;
     }
 }