Index: lib/Target/WebAssembly/known_gcc_test_failures.txt
===================================================================
--- lib/Target/WebAssembly/known_gcc_test_failures.txt
+++ lib/Target/WebAssembly/known_gcc_test_failures.txt
@@ -12,7 +12,9 @@
 
 # Computed gotos are not supported (Cannot select BlockAddress/BRIND)
 20040302-1.c
+20041214-1.c O0
 20071210-1.c
+20071220-1.c wasm-s,O0
 920501-4.c
 920501-5.c
 comp-goto-1.c
@@ -88,3 +90,9 @@
 pr49279.c wasm-o
 pr49390.c wasm-o
 pr52286.c wasm-o
+
+# Untriaged: Assertion failure in WasmObjectWriter::getFunctionType
+20051012-1.c wasm-o,O0
+920501-1.c wasm-o,O0
+921208-2.c wasm-o,O0
+call-trap-1.c wasm-o,O0