cmssw-lto.patch

diff --git a/config/BuildFile.xml b/config/BuildFile.xml
index 3964dde..628ce06 100755
--- a/config/BuildFile.xml
+++ b/config/BuildFile.xml
@@ -29,6 +29,19 @@
 <flags REM_LCGDICT_CXXFLAGS="-fipa%"/>
 <flags LCGDICT_CXXFLAGS="-Os -Wno-unused-variable"/>
 <flags CXXFLAGS="-DBOOST_DISABLE_ASSERTS"/>
+<flags REM_LCGDICT_CXXFLAGS="-flto%"/>
+<flags REM_LCGDICT_CXXFLAGS="-fno-fat-lto-objects%"/>
+<flags REM_LCGDICT_CXXFLAGS="-ffunction-sections%"/>
+<flags REM_CXXFLAGS="-fipa%"/>
+<flags LCGDICT_CXXFLAGS="-Os -Wno-unused-variable"/>
+<flags EDM_CXXFLAGS="-fvisibility=hidden"/>
+<flags CXXFLAGS="-flto"/>
+<flags CXXFLAGS="-fno-fat-lto-objects"/>
+<flags REM_CXXFLAGS="-Werror=maybe-uninitialized"/>
+<flags CXXFLAGS="-Wno-maybe-uninitialized"/>
+<flags REM_CXXFLAGS="-Werror=unused-variable"/>
+<flags CXXFLAGS="-Wno-unused-variable"/>
+<flags CAPABILITIES_CXXFLAGS="-fvisibility=default"/>
 
 <flags LLVM_PLUGIN="UtilitiesStaticAnalyzers"/>
 <flags LLVM_CHECKERS="-enable-checker threadsafety"/>
@@ -37,9 +45,6 @@
 #  <flags EDM_LDFLAGS="-Wl,--version-script,$(SCRAM_CONFIGDIR)/SCRAM/EdmPluginVisibility.lds"/>
    <flags MISSING_SYMBOL_FLAGS="-Wl,-z,defs"/>
 </architecture>
-<architecture name="slc5.*_gcc4[6789]">
-   <flags LDFLAGS="-Wl,--icf=all"/>
-</architecture>
 <architecture name="osx">
    <flags MISSING_SYMBOL_FLAGS="-Wl,-undefined,error"/>
 </architecture>