simple support for __attribute__((alias("symbol")))

[cparser] / libfirm

diff --git a/libfirm b/libfirm
index 6911c8a..828bda9 160000 (submodule)
--- a/libfirm
+++ b/libfirm
@@ -1 +1 @@
-Subproject commit 6911c8a5253d79be26f5fcb668b7fb69f1998819
+Subproject commit 828bda9d31a92928f8e7b211a1f3cf9d9de724bb