PR tree-optimization/60002

	* cgraphclones.c (build_function_decl_skip_args): Clear
	DECL_LANG_SPECIFIC.

	* g++.dg/opt/pr60002.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@207465 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 17a6262..98f38c2 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,9 @@
 2014-02-04  Jakub Jelinek  <jakub@redhat.com>
 
+       PR tree-optimization/60002
+       * cgraphclones.c (build_function_decl_skip_args): Clear
+       DECL_LANG_SPECIFIC.
+
        PR tree-optimization/60023
        * tree-if-conv.c (predicate_mem_writes): Pass true instead of
        false to gsi_replace.

diff --git a/gcc/cgraphclones.c b/gcc/cgraphclones.c
index a87f77c..ca69033 100644 (file)
--- a/gcc/cgraphclones.c
+++ b/gcc/cgraphclones.c
@@ -390,6 +390,9 @@ build_function_decl_skip_args (tree orig_decl, bitmap args_to_skip,
       DECL_BUILT_IN_CLASS (new_decl) = NOT_BUILT_IN;
       DECL_FUNCTION_CODE (new_decl) = (enum built_in_function) 0;
     }
+  /* The FE might have information and assumptions about the other
+     arguments.  */
+  DECL_LANG_SPECIFIC (new_decl) = NULL;
   return new_decl;
 }
 

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 4c49fc3..b85f335 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,8 @@
 2014-02-04  Jakub Jelinek  <jakub@redhat.com>
 
+       PR tree-optimization/60002
+       * g++.dg/opt/pr60002.C: New test.
+
        PR tree-optimization/60023
        * g++.dg/vect/pr60023.cc: New test.
 

diff --git a/gcc/testsuite/g++.dg/opt/pr60002.C b/gcc/testsuite/g++.dg/opt/pr60002.C
new file mode 100644 (file)
index 0000000..753f579
--- /dev/null
+++ b/gcc/testsuite/g++.dg/opt/pr60002.C
@@ -0,0 +1,12 @@
+// PR tree-optimization/60002
+// { dg-do compile }
+// { dg-options "-O2 -fcompare-debug -fdeclone-ctor-dtor -fipa-cp-clone" }
+
+struct A {};
+
+struct B : virtual A { B (); ~B (); };
+
+B::~B ()
+{
+  B ();
+}