4.9.2-2

.gitignore

@@ -27,3 +27,4 @@
 /gcc-4.9.1-20141017.tar.bz2
 /gcc-4.9.1-20141024.tar.bz2
 /gcc-4.9.2-20141101.tar.bz2
+/gcc-4.9.2-20141212.tar.bz2

gcc.spec

@@ -1,9 +1,9 @@
-%global DATE 20141101
+%global DATE 20141212
-%global SVNREV 216995
+%global SVNREV 218667
 %global gcc_version 4.9.2
 # Note, gcc_release must be integer, if you want to add suffixes to
 # %{release}, append them after %{gcc_release} on Release: line.
-%global gcc_release 1
+%global gcc_release 2
 %global _unpackaged_files_terminate_build 0
 %global _performance_build 1
 %global multilib_64_archs sparc64 ppc64 ppc64p7 s390x x86_64
@@ -195,12 +195,11 @@ Patch9: gcc49-cloog-dl2.patch
 Patch10: gcc49-pr38757.patch
 Patch11: gcc49-libstdc++-docs.patch
 Patch12: gcc49-no-add-needed.patch
-Patch14: gcc49-pr56493.patch
+Patch13: gcc49-color-auto.patch
-Patch15: gcc49-color-auto.patch
+Patch14: gcc49-libgo-p224.patch
-Patch16: gcc49-libgo-p224.patch
+Patch15: gcc49-aarch64-async-unw-tables.patch
-Patch17: gcc49-aarch64-async-unw-tables.patch
+Patch16: gcc49-aarch64-unwind-opt.patch
-Patch18: gcc49-aarch64-unwind-opt.patch
+Patch17: gcc49-pr64269.patch
-Patch19: gcc49-pr63659.patch
 
 Patch1100: cloog-%{cloog_version}-ppc64le-config.patch
 
@@ -721,15 +720,14 @@ package or when debugging this package.
 %patch11 -p0 -b .libstdc++-docs~
 %endif
 %patch12 -p0 -b .no-add-needed~
-%patch14 -p0 -b .pr56493~
 %if 0%{?fedora} >= 20 || 0%{?rhel} >= 7
-%patch15 -p0 -b .color-auto~
+%patch13 -p0 -b .color-auto~
 %endif
-%patch16 -p0 -b .libgo-p224~
+%patch14 -p0 -b .libgo-p224~
 rm -f libgo/go/crypto/elliptic/p224{,_test}.go
-%patch17 -p0 -b .aarch64-async-unw-tables~
+%patch15 -p0 -b .aarch64-async-unw-tables~
-%patch18 -p0 -b .aarch64-unwind-opt~
+%patch16 -p0 -b .aarch64-unwind-opt~
-%patch19 -p0 -b .pr63659~
+%patch17 -p0 -b .pr64269~
 
 %if 0%{?_enable_debug_packages}
 cat > split-debuginfo.sh <<\EOF
@@ -2805,6 +2803,26 @@ fi
 %{_prefix}/libexec/gcc/%{gcc_target_platform}/%{gcc_version}/plugin
 
 %changelog
+* Fri Dec 12 2014 Jakub Jelinek <jakub@redhat.com> 4.9.2-2
+- update from the 4.9 branch
+  - PRs ada/42978, ada/47500, bootstrap/63703, bootstrap/64213, c++/56493,
+	c++/63265, c++/63849, c/52769, c/59708, fortran/63938, ipa/63551,
+	ipa/63838, ipa/64153, libstdc++/61947, libstdc++/63497,
+	libstdc++/63840, libstdc++/64103, libstdc++/64140, libstdc++/64203,
+	middle-end/63665, middle-end/63738, middle-end/63762,
+	middle-end/64067, middle-end/64111, middle-end/64225,
+	preprocessor/60436, rtl-optimization/63475, rtl-optimization/63483,
+	rtl-optimization/64037, sanitizer/63913, target/50751, target/51244,
+	target/53976, target/55351, target/56846, target/59593, target/60111,
+	target/61535, target/63538, target/63661, target/63673, target/63783,
+	target/63947, target/64108, target/64113, target/64115,
+	testsuite/63305, tree-optimization/61686, tree-optimization/61750,
+	tree-optimization/61927, tree-optimization/62021,
+	tree-optimization/62167, tree-optimization/62238,
+	tree-optimization/63605, tree-optimization/63738,
+	tree-optimization/63841, tree-optimization/63915,
+	tree-optimization/64191
+
 * Sat Nov  1 2014 Jakub Jelinek <jakub@redhat.com> 4.9.2-1
 - update from the 4.9 branch
   - GCC 4.9.2 release

gcc49-pr56493.patch

@@ -1,76 +0,0 @@
-2013-06-17  Jakub Jelinek  <jakub@redhat.com>
-
-	PR c++/56493
-	* convert.c (convert_to_real, convert_to_expr, convert_to_complex):
-	Handle COMPOUND_EXPR.
-
-	* c-c++-common/pr56493.c: New test.
-
---- gcc/convert.c.jj	2013-05-13 09:44:53.000000000 +0200
-+++ gcc/convert.c	2013-06-16 12:16:13.754108523 +0200
-@@ -95,6 +95,15 @@ convert_to_real (tree type, tree expr)
-   enum built_in_function fcode = builtin_mathfn_code (expr);
-   tree itype = TREE_TYPE (expr);
- 
-+  if (TREE_CODE (expr) == COMPOUND_EXPR)
-+    {
-+      tree t = convert_to_real (type, TREE_OPERAND (expr, 1));
-+      if (t == TREE_OPERAND (expr, 1))
-+	return expr;
-+      return build2_loc (EXPR_LOCATION (expr), COMPOUND_EXPR, TREE_TYPE (t),
-+			 TREE_OPERAND (expr, 0), t);
-+    }    
-+
-   /* Disable until we figure out how to decide whether the functions are
-      present in runtime.  */
-   /* Convert (float)sqrt((double)x) where x is float into sqrtf(x) */
-@@ -366,6 +375,15 @@ convert_to_integer (tree type, tree expr
-       return error_mark_node;
-     }
- 
-+  if (ex_form == COMPOUND_EXPR)
-+    {
-+      tree t = convert_to_integer (type, TREE_OPERAND (expr, 1));
-+      if (t == TREE_OPERAND (expr, 1))
-+	return expr;
-+      return build2_loc (EXPR_LOCATION (expr), COMPOUND_EXPR, TREE_TYPE (t),
-+			 TREE_OPERAND (expr, 0), t);
-+    }    
-+
-   /* Convert e.g. (long)round(d) -> lround(d).  */
-   /* If we're converting to char, we may encounter differing behavior
-      between converting from double->char vs double->long->char.
-@@ -854,6 +872,14 @@ convert_to_complex (tree type, tree expr
- 
- 	if (TYPE_MAIN_VARIANT (elt_type) == TYPE_MAIN_VARIANT (subtype))
- 	  return expr;
-+	else if (TREE_CODE (expr) == COMPOUND_EXPR)
-+	  {
-+	    tree t = convert_to_complex (type, TREE_OPERAND (expr, 1));
-+	    if (t == TREE_OPERAND (expr, 1))
-+	      return expr;
-+	    return build2_loc (EXPR_LOCATION (expr), COMPOUND_EXPR,
-+			       TREE_TYPE (t), TREE_OPERAND (expr, 0), t);
-+	  }    
- 	else if (TREE_CODE (expr) == COMPLEX_EXPR)
- 	  return fold_build2 (COMPLEX_EXPR, type,
- 			      convert (subtype, TREE_OPERAND (expr, 0)),
---- gcc/testsuite/c-c++-common/pr56493.c.jj	2013-06-17 10:24:36.891659600 +0200
-+++ gcc/testsuite/c-c++-common/pr56493.c	2013-06-17 10:24:33.164720149 +0200
-@@ -0,0 +1,16 @@
-+/* PR c++/56493 */
-+/* { dg-do compile } */
-+/* { dg-options "-O2 -fdump-tree-gimple" } */
-+
-+unsigned long long bar (void);
-+int x;
-+
-+void
-+foo (void)
-+{
-+  x += bar ();
-+}
-+
-+/* Verify we narrow the addition from unsigned long long to unsigned int type.  */
-+/* { dg-final { scan-tree-dump "  (\[a-zA-Z._0-9]*) = \\(unsigned int\\) \[^;\n\r]*;.*  (\[a-zA-Z._0-9]*) = \\(unsigned int\\) \[^;\n\r]*;.* = \\1 \\+ \\2;" "gimple" { target { ilp32 || lp64 } } } } */
-+/* { dg-final { cleanup-tree-dump "gimple" } } */

gcc49-pr63659.patch

@@ -1,134 +0,0 @@
-2014-10-31  Jakub Jelinek  <jakub@redhat.com>
-
-	PR rtl-optimization/63659
-	* ree.c (update_reg_equal_equiv_notes): New function.
-	(combine_set_extension, transform_ifelse): Use it.
-
-	* gcc.c-torture/execute/pr63659.c: New test.
-
---- gcc/ree.c.jj	2014-10-22 15:52:18.000000000 +0200
-+++ gcc/ree.c	2014-10-27 19:18:37.287412478 +0100
-@@ -261,6 +261,50 @@ typedef struct ext_cand
- 
- static int max_insn_uid;
- 
-+/* Update or remove REG_EQUAL or REG_EQUIV notes for INSN.  */
-+
-+static bool
-+update_reg_equal_equiv_notes (rtx insn, enum machine_mode new_mode,
-+			      enum machine_mode old_mode, enum rtx_code code)
-+{
-+  rtx *loc = &REG_NOTES (insn);
-+  while (*loc)
-+    {
-+      enum reg_note kind = REG_NOTE_KIND (*loc);
-+      if (kind == REG_EQUAL || kind == REG_EQUIV)
-+	{
-+	  rtx orig_src = XEXP (*loc, 0);
-+	  /* Update equivalency constants.  Recall that RTL constants are
-+	     sign-extended.  */
-+	  if (GET_CODE (orig_src) == CONST_INT
-+	      && HOST_BITS_PER_WIDE_INT >= GET_MODE_BITSIZE (new_mode))
-+	    {
-+	      if (INTVAL (orig_src) >= 0 || code == SIGN_EXTEND)
-+		/* Nothing needed.  */;
-+	      else
-+		{
-+		  /* Zero-extend the negative constant by masking out the
-+		     bits outside the source mode.  */
-+		  rtx new_const_int
-+		    = gen_int_mode (INTVAL (orig_src)
-+				    & GET_MODE_MASK (old_mode),
-+				    new_mode);
-+		  if (!validate_change (insn, &XEXP (*loc, 0),
-+					new_const_int, true))
-+		    return false;
-+		}
-+	      loc = &XEXP (*loc, 1);
-+	    }
-+	  /* Drop all other notes, they assume a wrong mode.  */
-+	  else if (!validate_change (insn, loc, XEXP (*loc, 1), true))
-+	    return false;
-+	}
-+      else
-+	loc = &XEXP (*loc, 1);
-+    }
-+  return true;
-+}
-+
- /* Given a insn (CURR_INSN), an extension candidate for removal (CAND)
-    and a pointer to the SET rtx (ORIG_SET) that needs to be modified,
-    this code modifies the SET rtx to a new SET rtx that extends the
-@@ -282,6 +326,7 @@ static bool
- combine_set_extension (ext_cand *cand, rtx curr_insn, rtx *orig_set)
- {
-   rtx orig_src = SET_SRC (*orig_set);
-+  enum machine_mode orig_mode = GET_MODE (SET_DEST (*orig_set));
-   rtx new_set;
-   rtx cand_pat = PATTERN (cand->insn);
- 
-@@ -318,9 +363,8 @@ combine_set_extension (ext_cand *cand, r
- 	{
- 	  /* Zero-extend the negative constant by masking out the bits outside
- 	     the source mode.  */
--	  enum machine_mode src_mode = GET_MODE (SET_DEST (*orig_set));
- 	  rtx new_const_int
--	    = gen_int_mode (INTVAL (orig_src) & GET_MODE_MASK (src_mode),
-+	    = gen_int_mode (INTVAL (orig_src) & GET_MODE_MASK (orig_mode),
- 			    GET_MODE (new_reg));
- 	  new_set = gen_rtx_SET (VOIDmode, new_reg, new_const_int);
- 	}
-@@ -359,7 +403,9 @@ combine_set_extension (ext_cand *cand, r
- 
-   /* This change is a part of a group of changes.  Hence,
-      validate_change will not try to commit the change.  */
--  if (validate_change (curr_insn, orig_set, new_set, true))
-+  if (validate_change (curr_insn, orig_set, new_set, true)
-+      && update_reg_equal_equiv_notes (curr_insn, cand->mode, orig_mode,
-+				       cand->code))
-     {
-       if (dump_file)
-         {
-@@ -409,7 +455,9 @@ transform_ifelse (ext_cand *cand, rtx de
-   ifexpr = gen_rtx_IF_THEN_ELSE (cand->mode, cond, map_srcreg, map_srcreg2);
-   new_set = gen_rtx_SET (VOIDmode, map_dstreg, ifexpr);
- 
--  if (validate_change (def_insn, &PATTERN (def_insn), new_set, true))
-+  if (validate_change (def_insn, &PATTERN (def_insn), new_set, true)
-+      && update_reg_equal_equiv_notes (def_insn, cand->mode, GET_MODE (dstreg),
-+				       cand->code))
-     {
-       if (dump_file)
-         {
---- gcc/testsuite/gcc.c-torture/execute/pr63659.c.jj	2014-10-27 19:26:57.720902738 +0100
-+++ gcc/testsuite/gcc.c-torture/execute/pr63659.c	2014-10-27 19:26:36.000000000 +0100
-@@ -0,0 +1,29 @@
-+/* PR rtl-optimization/63659 */
-+
-+int a, b, c, *d = &b, g, h, i;
-+unsigned char e;
-+char f;
-+
-+int
-+main ()
-+{
-+  while (a)
-+    {
-+      for (a = 0; a; a++)
-+	for (; c; c++)
-+	  ;
-+      if (i)
-+	break;
-+    }
-+
-+  char j = c, k = -1, l;
-+  l = g = j >> h;
-+  f = l == 0 ? k : k % l;
-+  e = 0 ? 0 : f;
-+  *d = e;
-+
-+  if (b != 255)
-+    __builtin_abort ();
-+
-+  return 0;
-+}

gcc49-pr64269.patch

@@ -0,0 +1,42 @@
+2014-12-12  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/64269
+	* tree-ssa-forwprop.c (simplify_builtin_call): Bail out if
+	len2 or diff are too large.
+
+	* gcc.c-torture/compile/pr64269.c: New test.
+
+--- gcc/tree-ssa-forwprop.c.jj	2014-12-01 14:57:30.000000000 +0100
++++ gcc/tree-ssa-forwprop.c	2014-12-12 09:46:05.790053928 +0100
+@@ -1288,7 +1288,8 @@ simplify_builtin_call (gimple_stmt_itera
+ 	  use_operand_p use_p;
+ 
+ 	  if (!tree_fits_shwi_p (val2)
+-	      || !tree_fits_uhwi_p (len2))
++	      || !tree_fits_uhwi_p (len2)
++	      || compare_tree_int (len2, 1024) == 1)
+ 	    break;
+ 	  if (is_gimple_call (stmt1))
+ 	    {
+@@ -1354,7 +1355,8 @@ simplify_builtin_call (gimple_stmt_itera
+ 	     is not constant, or is bigger than memcpy length, bail out.  */
+ 	  if (diff == NULL
+ 	      || !tree_fits_uhwi_p (diff)
+-	      || tree_int_cst_lt (len1, diff))
++	      || tree_int_cst_lt (len1, diff)
++	      || compare_tree_int (diff, 1024) == 1)
+ 	    break;
+ 
+ 	  /* Use maximum of difference plus memset length and memcpy length
+--- gcc/testsuite/gcc.c-torture/compile/pr64269.c.jj	2014-12-12 09:47:04.795015479 +0100
++++ gcc/testsuite/gcc.c-torture/compile/pr64269.c	2014-12-12 09:46:51.000000000 +0100
+@@ -0,0 +1,9 @@
++/* PR tree-optimization/64269 */
++
++void
++foo (char *p)
++{
++  __SIZE_TYPE__ s = ~(__SIZE_TYPE__)0;
++  *p = 0;
++  __builtin_memset (p + 1, 0, s);
++}

sources

@@ -1,3 +1,3 @@
 e34fca0540d840e5d0f6427e98c92252  cloog-0.18.1.tar.gz
-3b5578a7f9e33fb0b6321ab5283c4cbf  gcc-4.9.2-20141101.tar.bz2
+ccd8cac944582f8d2ddf5274a15df176  gcc-4.9.2-20141212.tar.bz2
 e039bfcfb6c2ab039b8ee69bf883e824  isl-0.12.2.tar.bz2