* Update to SVN 20150902 (r227402, 5.2.1) from the gcc-5-branch.

git-svn-id: svn://anonscm.debian.org/gcccvs/branches/sid/gcc-5@8213 6ca36cf4-e1d1-0310-8c6f-e303bb2178ca

2 files changed, 151 insertions, 12 deletions

diff --git a/debian/changelog b/debian/changelog
index fee2d3d..195d754 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,6 +1,6 @@
 gcc-5 (5.2.1-16) UNRELEASED; urgency=medium
 
-  * Update to SVN 20150828 (r227299, 5.2.1) from the gcc-5-branch.
+  * Update to SVN 20150902 (r227402, 5.2.1) from the gcc-5-branch.
     - Backport the filesystem TS library.
   * libstdc++-dev: Install libstdc++fs.a.
   * Again, configure with --enable-targets=powerpcle-linux on ppc64el.
@@ -8,7 +8,7 @@ gcc-5 (5.2.1-16) UNRELEASED; urgency=medium
   * libgo-dev: Install libgolibbegin.a.
   * Apply proposed patch for PR target/67280 (ARM). LP: #1482320.
 
- -- Matthias Klose <doko@debian.org>  Fri, 28 Aug 2015 16:20:22 +0200
+ -- Matthias Klose <doko@debian.org>  Wed, 02 Sep 2015 16:29:44 +0200
 
 gcc-5 (5.2.1-15) unstable; urgency=medium
 
diff --git a/debian/patches/svn-updates.diff b/debian/patches/svn-updates.diff
index 7b529a5..654608a 100644
--- a/debian/patches/svn-updates.diff
+++ b/debian/patches/svn-updates.diff
@@ -1,10 +1,10 @@
-# DP: updates from the 5 branch upto 20150828 (r227299).
+# DP: updates from the 5 branch upto 20150902 (r227402).
 
 last_update()
 {
 	cat > ${dir}LAST_UPDATED <EOF
-Fri Aug 28 16:16:24 CEST 2015
-Fri Aug 28 14:16:24 UTC 2015 (revision 227299)
+Wed Sep  2 16:14:59 CEST 2015
+Wed Sep  2 14:14:59 UTC 2015 (revision 227402)
 EOF
 }
 
@@ -11886,7 +11886,7 @@ Index: gcc/DATESTAMP
 +++ b/src/gcc/DATESTAMP	(.../branches/gcc-5-branch)
 @@ -1 +1 @@
 -20150716
-+20150828
++20150902
 Index: gcc/postreload.c
 ===================================================================
 --- a/src/gcc/postreload.c	(.../tags/gcc_5_2_0_release)
@@ -12351,7 +12351,23 @@ Index: gcc/ChangeLog
 ===================================================================
 --- a/src/gcc/ChangeLog	(.../tags/gcc_5_2_0_release)
 +++ b/src/gcc/ChangeLog	(.../branches/gcc-5-branch)
-@@ -1,3 +1,552 @@
+@@ -1,3 +1,568 @@
++2015-09-02  Alan Modra  <amodra@gmail.com>
++
++	PR target/67417
++	* config/rs6000/predicates.md (current_file_function_operand): Don't
++	return true for weak symbols.
++	* config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Likewise.
++
++2015-08-31  Marek Polacek  <polacek@redhat.com>
++
++	Backport from mainline
++	2015-08-27  Marek Polacek  <polacek@redhat.com>
++
++	PR middle-end/67005
++	* tree-ssa-dce.c (remove_dead_stmt): Also schedule fixup if removing
++	an entry into an irreducible region.
++
 +2015-08-27  Pat Haugen  <pthaugen@us.ibm.com>
 +
 +	Backport from mainline:
@@ -12904,7 +12920,7 @@ Index: gcc/ChangeLog
  2015-07-16  Release Manager
  
  	* GCC 5.2.0 released.
-@@ -119,8 +668,8 @@
+@@ -119,8 +684,8 @@
  2015-07-09  Iain Sandoe  <iain@codesourcery.com>
  
  	PR target/66523
@@ -14852,6 +14868,26 @@ Index: gcc/testsuite/gcc.dg/lto/chkp-removed-alias_0.c
 +{
 +  return s.fnptr[argc] (argv[0]);
 +}
+Index: gcc/testsuite/gcc.dg/torture/pr67005.c
+===================================================================
+--- a/src/gcc/testsuite/gcc.dg/torture/pr67005.c	(.../tags/gcc_5_2_0_release)
++++ b/src/gcc/testsuite/gcc.dg/torture/pr67005.c	(.../branches/gcc-5-branch)
+@@ -0,0 +1,15 @@
++/* { dg-do compile } */
++
++int a;
++void
++f (void)
++{
++  if (!a);
++  else
++  lbl:
++    a = a;
++
++  if (a)
++    a = 8;
++  goto lbl;
++}
 Index: gcc/testsuite/gcc.dg/pr67028.c
 ===================================================================
 --- a/src/gcc/testsuite/gcc.dg/pr67028.c	(.../tags/gcc_5_2_0_release)
@@ -14882,7 +14918,15 @@ Index: gcc/testsuite/ChangeLog
 ===================================================================
 --- a/src/gcc/testsuite/ChangeLog	(.../tags/gcc_5_2_0_release)
 +++ b/src/gcc/testsuite/ChangeLog	(.../branches/gcc-5-branch)
-@@ -1,3 +1,384 @@
+@@ -1,3 +1,392 @@
++2015-08-31  Marek Polacek  <polacek@redhat.com>
++
++	Backport from mainline
++	2015-08-27  Marek Polacek  <polacek@redhat.com>
++
++	PR middle-end/67005
++	* gcc.dg/torture/pr67005.c: New test.
++
 +2015-08-27  Pat Haugen  <pthaugen@us.ibm.com>
 +
 +	Backport from mainline:
@@ -15267,7 +15311,7 @@ Index: gcc/testsuite/ChangeLog
  2015-07-16  Release Manager
  
  	* GCC 5.2.0 released.
-@@ -792,7 +1173,7 @@
+@@ -792,7 +1181,7 @@
  	Add missing ChangeLog entry for r222341.
  
  	Backport from trunk r222273
@@ -533331,6 +533375,26 @@ Index: gcc/po/zh_CN.po
  #, fuzzy
  #~ msgid "taking address of array of runtime bound"
  #~ msgstr "取一个类型为%<void%>的表达式的地址"
+Index: gcc/tree-ssa-dce.c
+===================================================================
+--- a/src/gcc/tree-ssa-dce.c	(.../tags/gcc_5_2_0_release)
++++ b/src/gcc/tree-ssa-dce.c	(.../branches/gcc-5-branch)
+@@ -1149,10 +1149,11 @@
+ 	if (e != e2)
+ 	  {
+ 	    cfg_altered = true;
+-	    /* If we made a BB unconditionally exit a loop then this
+-	       transform alters the set of BBs in the loop.  Schedule
+-	       a fixup.  */
+-	    if (loop_exit_edge_p (bb->loop_father, e))
++	    /* If we made a BB unconditionally exit a loop or removed
++	       an entry into an irreducible region, then this transform
++	       alters the set of BBs in the loop.  Schedule a fixup.  */
++	    if (loop_exit_edge_p (bb->loop_father, e)
++		|| (e2->dest->flags & BB_IRREDUCIBLE_LOOP))
+ 	      loops_state_set (LOOPS_NEED_FIXUP);
+ 	    remove_edge (e2);
+ 	  }
 Index: gcc/graphite-sese-to-poly.c
 ===================================================================
 --- a/src/gcc/graphite-sese-to-poly.c	(.../tags/gcc_5_2_0_release)
@@ -534543,6 +534607,29 @@ Index: gcc/config/rs6000/vector.md
      }
  
    emit_insn (insn);
+Index: gcc/config/rs6000/predicates.md
+===================================================================
+--- a/src/gcc/config/rs6000/predicates.md	(.../tags/gcc_5_2_0_release)
++++ b/src/gcc/config/rs6000/predicates.md	(.../branches/gcc-5-branch)
+@@ -1048,12 +1048,12 @@
+ (define_predicate "current_file_function_operand"
+   (and (match_code "symbol_ref")
+        (match_test "(DEFAULT_ABI != ABI_AIX || SYMBOL_REF_FUNCTION_P (op))
+-		    && ((SYMBOL_REF_LOCAL_P (op)
+-			 && ((DEFAULT_ABI != ABI_AIX
+-			      && DEFAULT_ABI != ABI_ELFv2)
+-			     || !SYMBOL_REF_EXTERNAL_P (op)))
+-		        || (op == XEXP (DECL_RTL (current_function_decl),
+-						  0)))")))
++		    && (SYMBOL_REF_LOCAL_P (op)
++			|| op == XEXP (DECL_RTL (current_function_decl), 0))
++		    && !((DEFAULT_ABI == ABI_AIX
++			  || DEFAULT_ABI == ABI_ELFv2)
++			 && (SYMBOL_REF_EXTERNAL_P (op)
++			     || SYMBOL_REF_WEAK (op)))")))
+ 
+ ;; Return 1 if this operand is a valid input for a move insn.
+ (define_predicate "input_operand"
 Index: gcc/config/rs6000/htm.md
 ===================================================================
 --- a/src/gcc/config/rs6000/htm.md	(.../tags/gcc_5_2_0_release)
@@ -534718,7 +534805,15 @@ Index: gcc/config/rs6000/rs6000.c
      emit_label (XEXP (label2, 0));
  
    if (shift)
-@@ -32274,6 +32303,8 @@
+@@ -22311,6 +22340,7 @@
+       || ((DEFAULT_ABI == ABI_AIX || DEFAULT_ABI == ABI_ELFv2)
+ 	  && decl
+ 	  && !DECL_EXTERNAL (decl)
++	  && !DECL_WEAK (decl)
+ 	  && (*targetm.binds_local_p) (decl))
+       || (DEFAULT_ABI == ABI_V4
+ 	  && (!TARGET_SECURE_PLT
+@@ -32274,6 +32304,8 @@
    { "crypto",			OPTION_MASK_CRYPTO,		false, true  },
    { "direct-move",		OPTION_MASK_DIRECT_MOVE,	false, true  },
    { "dlmzb",			OPTION_MASK_DLMZB,		false, true  },
@@ -535529,11 +535624,55 @@ Index: libgo/Makefile.am
  	$(syscall_uname_file) \
  	$(syscall_netlink_file) \
  	$(syscall_lsf_file) \
+Index: libgfortran/configure
+===================================================================
+--- a/src/libgfortran/configure	(.../tags/gcc_5_2_0_release)
++++ b/src/libgfortran/configure	(.../branches/gcc-5-branch)
+@@ -16525,6 +16525,15 @@
+ $as_echo "#define HAVE_STRTOLD 1" >>confdefs.h
+ 
+    fi
++
++  # ARM, AArch64 and SH also provide ftruncate.
++  case "${host}" in
++     arm* | aarch64* | sh*)
++
++$as_echo "#define HAVE_FTRUNCATE 1" >>confdefs.h
++
++       ;;
++  esac
+ else
+ 
+ 
+Index: libgfortran/configure.ac
+===================================================================
+--- a/src/libgfortran/configure.ac	(.../tags/gcc_5_2_0_release)
++++ b/src/libgfortran/configure.ac	(.../branches/gcc-5-branch)
+@@ -295,6 +295,13 @@
+    if test x"long_double_math_on_this_cpu" = x"yes"; then
+      AC_DEFINE(HAVE_STRTOLD, 1, [Define if you have strtold.])
+    fi
++
++  # ARM, AArch64 and SH also provide ftruncate.
++  case "${host}" in
++     arm* | aarch64* | sh*)
++       AC_DEFINE(HAVE_FTRUNCATE, 1, [Define if you have ftruncate.])
++       ;;
++  esac
+ else
+    AC_CHECK_FUNCS_ONCE(getrusage times mkstemp strtof strtold snprintf \
+    ftruncate chsize chdir getlogin gethostname kill link symlink sleep ttyname \
 Index: libgfortran/ChangeLog
 ===================================================================
 --- a/src/libgfortran/ChangeLog	(.../tags/gcc_5_2_0_release)
 +++ b/src/libgfortran/ChangeLog	(.../branches/gcc-5-branch)
-@@ -1,3 +1,14 @@
+@@ -1,3 +1,20 @@
++2015-08-28  James Greenhalgh  <james.greenhalgh@arm.com>
++
++	* configure.ac: Define HAVE_FTRUNCATE for ARM/AArch64/SH newlib
++	builds.
++	* configure: Regenerate.
++
 +2015-08-18  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
 +
 +	PR libfortran/66936