xgl: Update BIL/LunarGLASS/glslang versions
diff --git a/update_external_sources.sh b/update_external_sources.sh
index 929c9b1..dc17621 100755
--- a/update_external_sources.sh
+++ b/update_external_sources.sh
@@ -2,9 +2,9 @@
 # Update source for glslang and LLVM
 # Copy necessary BIL pieces into glslang and LLVM
 
-BIL_REVISION=29042
-LUNARGLASS_REVISION=1053
-GLSLANG_REVISION=29042
+BIL_REVISION=29091
+LUNARGLASS_REVISION=1055
+GLSLANG_REVISION=29091
 
 BUILDDIR=$PWD
 BASEDIR=$BUILDDIR/..