Disable annobin for now. Adjust sanitizer_linux.cc patch.

gcc.spec

@@ -11,6 +11,10 @@
 %global _performance_build 1
 # Hardening slows the compiler way too much.
 %undefine _hardened_build
+%if 0%{?fedora} > 27
+# Until annobin is fixed (#1519165).
+%undefine _annotated_build
+%endif
 %global multilib_64_archs sparc64 ppc64 ppc64p7 s390x x86_64
 %ifarch %{ix86} x86_64 ia64 ppc %{power64} alpha s390x %{arm} aarch64
 %global build_ada 1
@@ -237,6 +241,7 @@ Patch13: gcc7-pr81325.patch
 Patch14: gcc7-pr82112-1.patch
 Patch15: gcc7-pr82112-2.patch
 Patch16: gcc7-pr81929.patch
+Patch17: gcc7-aarch64-sanitizer-fix.patch
 
 Patch1000: nvptx-tools-no-ptxas.patch
 Patch1001: nvptx-tools-build.patch
@@ -259,7 +264,6 @@ Patch2014: gcc7-rh1512529-14.patch
 Patch2015: gcc7-rh1512529-15.patch
 Patch2016: gcc7-rh1512529-16.patch
 Patch2017: gcc7-rh1512529-17.patch
-Patch2018: gcc7-rh1512529-18.patch
 
 # On ARM EABI systems, we do want -gnueabi to be part of the
 # target triple.
@@ -850,6 +854,9 @@ package or when debugging this package.
 %patch14 -p0 -b .pr82112-1~
 %patch15 -p0 -b .pr82112-2~
 %patch16 -p0 -b .pr81929~
+%if 0%{?fedora} > 27
+%patch17 -p0 -b .aarch64-sanitizer-fix~
+%endif
 
 cd nvptx-tools-%{nvptx_tools_gitrev}
 %patch1000 -p1 -b .nvptx-tools-no-ptxas~
@@ -874,7 +881,6 @@ cd ..
 %patch2015 -p1
 %patch2016 -p1
 %patch2017 -p1
-%patch2018 -p1
 
 %if 0%{?_enable_debug_packages}
 mkdir dwz-wrapper

gcc7-aarch64-sanitizer-fix.patch

@@ -1,7 +1,5 @@
-diff --git a/libsanitizer/sanitizer_common/sanitizer_linux.cc b/libsanitizer/sanitizer_common/sanitizer_linux.cc
-index 5b6f18602e7..b5e96a1a0e4 100644
---- a/libsanitizer/sanitizer_common/sanitizer_linux.cc
-+++ b/libsanitizer/sanitizer_common/sanitizer_linux.cc
+--- libsanitizer/sanitizer_common/sanitizer_linux.cc
++++ libsanitizer/sanitizer_common/sanitizer_linux.cc
 @@ -1262,7 +1262,7 @@ struct __sanitizer_esr_context {
  
  static bool Aarch64GetESR(ucontext_t *ucontext, u64 *esr) {