Do not enable relro by default for the PowerPC64 architecture.

Relates: #1523946

binutils.spec

@@ -54,7 +54,7 @@
 Summary: A GNU collection of binary utilities
 Name: %{?cross}binutils%{?_with_debug:-debug}
 Version: 2.29
-Release: 9%{?dist}
+Release: 10%{?dist}
 License: GPLv3+
 Group: Development/Tools
 URL: http://sources.redhat.com/binutils
@@ -350,6 +350,20 @@ case %{binutils_target} in x86_64*|i?86*|arm*|aarch64*)
   ;;
 esac
 
+%if %{default_relro}
+# BZ 1523946: PowerPC64 is not ready for relro.
+case %{binutils_target} in
+    ppc64*)
+        CARGS="$CARGS --enable-relro=no"
+        ;;
+    *)
+        CARGS="$CARGS --enable-relro=yes"
+        ;;
+esac
+%else
+        CARGS="$CARGS --enable-relro=no"
+%endif
+
 %if 0%{?_with_debug:1}
 CFLAGS="$CFLAGS -O0 -ggdb2 -Wno-error -D_FORTIFY_SOURCE=0"
 %define enable_shared 0
@@ -392,11 +406,6 @@ CFLAGS="$CFLAGS -O0 -ggdb2 -Wno-error -D_FORTIFY_SOURCE=0"
   --enable-compressed-debug-sections=all \
 %else
   --enable-compressed-debug-sections=none \
-%endif
-%if %{default_relro}
-  --enable-relro=yes \
-%else
-  --enable-relro=no \
 %endif
   $CARGS \
   --enable-plugins \
@@ -667,6 +676,9 @@ exit 0
 #---------------------------------------------------------------------------------
 
 %changelog
+* Mon Dec 11 2017 Nick Clifton  <nickc@redhat.com> 2.29.1-10
+- Do not enable relro by default for the PowerPC64 architecture.  (#1523946)
+
 * Fri Dec 08 2017 Nick Clifton  <nickc@redhat.com> 2.29-9
 - Stop strip from crashing when deleteing relocs in a file with annobin notes.  (#1520805)