drop -flto=auto from flags

SPECS/java-1.8.0-openjdk-portable.spec

@@ -178,7 +178,7 @@
 # We filter out -Wall which will otherwise cause HotSpot to produce hundreds of thousands of warnings (100+mb logs)
 # We replace it with -Wformat (required by -Werror=format-security) and -Wno-cpp to avoid FORTIFY_SOURCE warnings
 # We filter out -fexceptions as the HotSpot build explicitly does -fno-exceptions and it's otherwise the default for C++
-%global ourflags %(echo %optflags | sed -e 's|-Wall|-Wformat -Wno-cpp|' | sed -r -e 's|-O[0-9]*||')
+%global ourflags %(echo %optflags | sed -e 's|-Wall|-Wformat -Wno-cpp|' | sed -r -e 's|-O[0-9]*||' | sed -e 's|-flto=auto ||g')
 %global ourcppflags %(echo %ourflags | sed -e 's|-fexceptions||')
 %global ourldflags %{__global_ldflags}