diff --git a/emcc.py b/emcc.py
index 302124d91a8a3..707c371711fa6 100755
--- a/emcc.py
+++ b/emcc.py
@@ -1378,7 +1378,6 @@ def has_c_source(args):
 
     if shared.Settings.DEMANGLE_SUPPORT:
       shared.Settings.EXPORTED_FUNCTIONS += ['___cxa_demangle']
-      forced_stdlibs.append('libc++abi')
 
     if shared.Settings.FULL_ES3:
       shared.Settings.FULL_ES2 = 1
diff --git a/tests/other/metadce/hello_libcxx_O2_fexceptions_DEMANGLE_SUPPORT.funcs b/tests/other/metadce/hello_libcxx_O2_fexceptions_DEMANGLE_SUPPORT.funcs
index ebe2ac9650b07..19e7be7c97803 100644
--- a/tests/other/metadce/hello_libcxx_O2_fexceptions_DEMANGLE_SUPPORT.funcs
+++ b/tests/other/metadce/hello_libcxx_O2_fexceptions_DEMANGLE_SUPPORT.funcs
@@ -207,7 +207,6 @@ $\28anonymous\20namespace\29::itanium_demangle::Node::Node\28\28anonymous\20name
 $\28anonymous\20namespace\29::itanium_demangle::Node::getBaseName\28\29\20const
 $\28anonymous\20namespace\29::itanium_demangle::Node::hasArray\28\28anonymous\20namespace\29::itanium_demangle::OutputStream&\29\20const
 $\28anonymous\20namespace\29::itanium_demangle::Node::hasFunction\28\28anonymous\20namespace\29::itanium_demangle::OutputStream&\29\20const
-$\28anonymous\20namespace\29::itanium_demangle::Node::hasRHSComponentSlow\28\28anonymous\20namespace\29::itanium_demangle::OutputStream&\29\20const
 $\28anonymous\20namespace\29::itanium_demangle::Node::hasRHSComponent\28\28anonymous\20namespace\29::itanium_demangle::OutputStream&\29\20const
 $\28anonymous\20namespace\29::itanium_demangle::Node::print\28\28anonymous\20namespace\29::itanium_demangle::OutputStream&\29\20const
 $\28anonymous\20namespace\29::itanium_demangle::NodeArray::NodeArray\28\29
@@ -533,6 +532,7 @@ $pad
 $pop_arg
 $pop_arg_long_double
 $printf_core
+$pthread_cond_wait
 $sbrk
 $scalbn
 $scalbnl