diff --git a/SOURCES/gcc48-pr63442.patch b/SOURCES/gcc48-pr63442.patch
new file mode 100644
index 0000000..8073c89
--- /dev/null
+++ b/SOURCES/gcc48-pr63442.patch
@@ -0,0 +1,16 @@
+2014-10-27  Jiong Wang <jiong.wang@arm.com>
+
+	PR target/63442
+	* optabs.c (prepare_cmp_insn): Use "ret_mode" instead of "word_mode".
+
+--- gcc/optabs.c
++++ gcc/optabs.c
+@@ -4294,7 +4294,7 @@ prepare_cmp_insn (rtx x, rtx y, enum rtx_code comparison, rtx size,
+ 	    y = const0_rtx;
+ 	}
+ 
+-      *pmode = word_mode;
++      *pmode = ret_mode;
+       prepare_cmp_insn (x, y, comparison, NULL_RTX, unsignedp, methods,
+ 			ptest, pmode);
+     }
diff --git a/SOURCES/gcc48-rh1659698.patch b/SOURCES/gcc48-rh1659698.patch
new file mode 100644
index 0000000..6043487
--- /dev/null
+++ b/SOURCES/gcc48-rh1659698.patch
@@ -0,0 +1,29 @@
+2018-12-13  Peter Bergner  <bergner@linux.ibm.com>
+
+	* config/powerpc/target.h (htm_available):  Add support for
+	PPC_FEATURE2_HTM_NO_SUSPEND.  Use __builtin_cpu_supports if available.
+
+--- libitm/config/powerpc/target.h
++++ libitm/config/powerpc/target.h
+@@ -81,7 +81,20 @@ cpu_relax (void)
+ static inline bool
+ htm_available (void)
+ {
+-  return (getauxval (AT_HWCAP2) & PPC_FEATURE2_HAS_HTM) ? true : false;
++#ifdef __BUILTIN_CPU_SUPPORTS__
++  if (__builtin_cpu_supports ("htm-no-suspend")
++      || __builtin_cpu_supports ("htm"))
++    return true;
++#else
++  unsigned long htm_flags = PPC_FEATURE2_HAS_HTM
++#ifdef PPC_FEATURE2_HTM_NO_SUSPEND
++			    | PPC_FEATURE2_HTM_NO_SUSPEND
++#endif
++			    | 0;
++  if (getauxval (AT_HWCAP2) & htm_flags)
++    return true;
++#endif
++  return false;
+ }
+ 
+ static inline uint32_t
diff --git a/SPECS/gcc.spec b/SPECS/gcc.spec
index 51b2163..e6bfb14 100644
--- a/SPECS/gcc.spec
+++ b/SPECS/gcc.spec
@@ -79,7 +79,7 @@ Name: gcc
 %global gcc_version 4.8.5
 %endif
 Version: 4.8.5
-Release: %{gcc_release}%{?dist}.1
+Release: %{gcc_release}%{?dist}.2
 %if "%{version}" != "%{gcc_version}"
 %define gcc_provides %{gcc_version}-16%{?dist}
 %endif
@@ -269,6 +269,8 @@ Patch69: gcc48-pr72717.patch
 Patch70: gcc48-pr66840.patch
 Patch71: gcc48-rh1546372.patch
 Patch72: gcc48-rh1655148.patch
+Patch73: gcc48-rh1659698.patch
+Patch74: gcc48-pr63442.patch
 
 Patch1000: fastjar-0.97-segfault.patch
 Patch1001: fastjar-0.97-len1.patch
@@ -1061,6 +1063,8 @@ touch -r %{PATCH27} libstdc++-v3/python/libstdcxx/v6/printers.py
 %patch70 -p0 -b .pr66840~
 %patch71 -p0 -b .rh1546372~
 %patch72 -p1 -b .rh1655148~
+%patch73 -p0 -b .rh1659698~
+%patch74 -p0 -b .pr63442~
 
 %if 0%{?_enable_debug_packages}
 cat > split-debuginfo.sh <<\EOF
@@ -3550,6 +3554,10 @@ fi
 %{_prefix}/libexec/gcc/%{gcc_target_platform}/%{gcc_version}/plugin
 
 %changelog
+* Wed Feb 13 2019 Marek Polacek <polacek@redhat.com> 4.8.5-36.2
+- allow libitm to use HTM (#1674383)
+- fix mode mismatch in prepare_cmp_insn (#1676795, PR target/63442)
+
 * Wed Jan 16 2019 Jeff Law <law@redhat.com> 4.8.5-36.1
 - Avoid code generation bug due to incorrect CFG in the presence
   of setjmp/longjmp (#1655148).