xgl: Update to current BIL/glslang/LunarGLASS
diff --git a/update_external_sources.sh b/update_external_sources.sh
index dadc659..929c9b1 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=28981
+BIL_REVISION=29042
 LUNARGLASS_REVISION=1053
-GLSLANG_REVISION=28969
+GLSLANG_REVISION=29042
 
 BUILDDIR=$PWD
 BASEDIR=$BUILDDIR/..