re PR middle-end/90982 (ICE in make_decl_rtl, at varasm.c:1344)

2019-06-26  Richard Biener  <rguenther@suse.de>

	PR ipa/90982
	* tree-inline.c (remap_ssa_name): Copy SSA range info.

	* g++.dg/torture/pr90982.C: New testcase.

From-SVN: r272688

gcc/ChangeLog

 2019-06-26  Richard Biener  <rguenther@suse.de>
 
+	PR ipa/90982
+	* tree-inline.c (remap_ssa_name): Copy SSA range info.
+
+2019-06-26  Richard Biener  <rguenther@suse.de>
+
 	* lto-streamer.h (lto_bitmap_alloc): Remove.
 	(lto_bitmap_free): Likewise.
 	* lto-streamer.c (lto_bitmap_alloc): Remove.

gcc/testsuite/ChangeLog

+2019-06-26  Richard Biener  <rguenther@suse.de>
+
+	PR ipa/90982
+	* g++.dg/torture/pr90982.C: New testcase.
+
 2019-06-26  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	PR c++/67184

gcc/testsuite/g++.dg/torture/pr90982.C

+// { dg-do compile }
+
+template <int n> struct S
+{
+  long c[n];
+  void f (S d)
+    {
+      for (int i = 2;; i++)
+	c[i] &= d.c[i];
+    }
+};
+
+template <int m> struct T:S<m/64>
+{
+  void operator &= (T d)
+    { this -> f (d); }
+};
+
+void g (T<192> &d)
+{
+  T<192> v;
+  d &= v;
+}

gcc/tree-inline.c

@@ -259,6 +259,11 @@ remap_ssa_name (tree name, copy_body_data *id)
 	  struct ptr_info_def *new_pi = get_ptr_info (new_tree);
 	  new_pi->pt = pi->pt;
 	}
+      /* So can range-info.  */
+      if (!POINTER_TYPE_P (TREE_TYPE (name))
+	  && SSA_NAME_RANGE_INFO (name))
+	duplicate_ssa_name_range_info (new_tree, SSA_NAME_RANGE_TYPE (name),
+				       SSA_NAME_RANGE_INFO (name));
       return new_tree;
     }
 
@@ -292,6 +297,11 @@ remap_ssa_name (tree name, copy_body_data *id)
 	  struct ptr_info_def *new_pi = get_ptr_info (new_tree);
 	  new_pi->pt = pi->pt;
 	}
+      /* So can range-info.  */
+      if (!POINTER_TYPE_P (TREE_TYPE (name))
+	  && SSA_NAME_RANGE_INFO (name))
+	duplicate_ssa_name_range_info (new_tree, SSA_NAME_RANGE_TYPE (name),
+				       SSA_NAME_RANGE_INFO (name));
       if (SSA_NAME_IS_DEFAULT_DEF (name))
 	{
 	  /* By inlining function having uninitialized variable, we might