diff --git a/0084-MULL64-Disable-mull64-transformation-by-default.patch b/0084-MULL64-Disable-mull64-transformation-by-default.patch
new file mode 100644
index 0000000000000000000000000000000000000000..66668b196ff371293b8de1c5214ab2b04edb111c
--- /dev/null
+++ b/0084-MULL64-Disable-mull64-transformation-by-default.patch
@@ -0,0 +1,64 @@
+From fb86109ebb10cdb82e1e3ffa37bb7e770fb7c066 Mon Sep 17 00:00:00 2001
+From: eastb233 <xiezhiheng@huawei.com>
+Date: Wed, 7 Dec 2022 09:43:15 +0800
+Subject: [PATCH] [MULL64] Disable mull64 transformation by default
+
+This commit disables mull64 transformation by default since
+it shows some runtime failure in workloads.
+---
+ gcc/match.pd                           | 2 +-
+ gcc/opts.c                             | 1 -
+ gcc/testsuite/g++.dg/tree-ssa/mull64.C | 2 +-
+ gcc/testsuite/gcc.dg/pr107190.c        | 2 +-
+ 4 files changed, 3 insertions(+), 4 deletions(-)
+
+diff --git a/gcc/match.pd b/gcc/match.pd
+index 433682afb..01f81b063 100644
+--- a/gcc/match.pd
++++ b/gcc/match.pd
+@@ -3393,7 +3393,7 @@ DEFINE_INT_AND_FLOAT_ROUND_FN (RINT)
+   (simplify
+    (cond @0 (op:s @1 integer_pow2p@2) @1)
+     /* powerof2cst */
+-   (if (INTEGRAL_TYPE_P (type))
++   (if (flag_merge_mull && INTEGRAL_TYPE_P (type))
+     (with {
+       tree shift = build_int_cst (integer_type_node, tree_log2 (@2));
+      }
+diff --git a/gcc/opts.c b/gcc/opts.c
+index 751965e46..f12b13599 100644
+--- a/gcc/opts.c
++++ b/gcc/opts.c
+@@ -511,7 +511,6 @@ static const struct default_options default_options_table[] =
+     { OPT_LEVELS_2_PLUS, OPT_fvect_cost_model_, NULL, VECT_COST_MODEL_CHEAP },
+     { OPT_LEVELS_2_PLUS, OPT_finline_functions, NULL, 1 },
+     { OPT_LEVELS_2_PLUS, OPT_ftree_loop_distribute_patterns, NULL, 1 },
+-    { OPT_LEVELS_2_PLUS, OPT_fmerge_mull, NULL, 1 },
+ 
+     /* -O2 and above optimizations, but not -Os or -Og.  */
+     { OPT_LEVELS_2_PLUS_SPEED_ONLY, OPT_falign_functions, NULL, 1 },
+diff --git a/gcc/testsuite/g++.dg/tree-ssa/mull64.C b/gcc/testsuite/g++.dg/tree-ssa/mull64.C
+index f61cf5e6f..cad891e62 100644
+--- a/gcc/testsuite/g++.dg/tree-ssa/mull64.C
++++ b/gcc/testsuite/g++.dg/tree-ssa/mull64.C
+@@ -1,5 +1,5 @@
+ /* { dg-do compile } */
+-/* { dg-options "-O2 -Wno-psabi -fdump-tree-forwprop1-details -fdump-tree-forwprop4-details" } */
++/* { dg-options "-O2 -fmerge-mull -Wno-psabi -fdump-tree-forwprop1-details -fdump-tree-forwprop4-details" } */
+ 
+ #  define BN_BITS4        32
+ #  define BN_MASK2        (0xffffffffffffffffL)
+diff --git a/gcc/testsuite/gcc.dg/pr107190.c b/gcc/testsuite/gcc.dg/pr107190.c
+index 235b2761a..d1e72e5df 100644
+--- a/gcc/testsuite/gcc.dg/pr107190.c
++++ b/gcc/testsuite/gcc.dg/pr107190.c
+@@ -1,5 +1,5 @@
+ /* { dg-do compile } */
+-/* { dg-options "-O2 -fexpensive-optimizations -fdump-tree-phiopt2-details" } */
++/* { dg-options "-O2 -fmerge-mull -fexpensive-optimizations -fdump-tree-phiopt2-details" } */
+ 
+ #  define BN_BITS4        32
+ #  define BN_MASK2        (0xffffffffffffffffL)
+-- 
+2.25.1
+
diff --git a/gcc.spec b/gcc.spec
index 6f85ae5249322545279677dd704bfc143d06db4d..61e87f4c5d822c858b6e4d0fdfaf48bdba0b6116 100644
--- a/gcc.spec
+++ b/gcc.spec
@@ -61,7 +61,7 @@
 Summary: Various compilers (C, C++, Objective-C, ...)
 Name: gcc
 Version: %{gcc_version}
-Release: 17
+Release: 18
 License: GPLv3+ and GPLv3+ with exceptions and GPLv2+ with exceptions and LGPLv2+ and BSD
 URL: https://gcc.gnu.org
 
@@ -197,6 +197,7 @@ Patch80: 0080-Struct-Reorg-Add-Unsafe-Structure-Pointer-Compressio.patch
 Patch81: 0081-Loop-distribution-Insert-temp-arrays-built-from-isom.patch
 Patch82: 0082-Revert-Backport-tree-optimization-102880-make-PHI-OP.patch
 Patch83: 0083-Struct-reorg-Add-struct-semi-relayout-optimize.patch
+Patch84: 0084-MULL64-Disable-mull64-transformation-by-default.patch
 
 %global gcc_target_platform %{_arch}-linux-gnu
 
@@ -734,6 +735,7 @@ not stable, so plugins must be rebuilt any time GCC is updated.
 %patch81 -p1
 %patch82 -p1
 %patch83 -p1
+%patch84 -p1
 
 %build
 
@@ -2753,7 +2755,13 @@ end
 %doc rpm.doc/changelogs/libcc1/ChangeLog*
 
 %changelog
-* Thu Dec 6 2022 benniaobufeijiushiji <linda7@huawei.com> - 10.3.1-17
+* Thu Dec 8 2022 liyancheng <412998149@qq.com> - 10.3.1-18
+- Type:Sync
+- ID:NA
+- SUG:NA
+- DESC:Sync patch from openeuler/gcc, fix wrong date
+
+* Thu Dec 1 2022 benniaobufeijiushiji <linda7@huawei.com> - 10.3.1-17
 - Type:Sync
 - ID:NA
 - SUG:NA