Problem fixed (it was my fault)

debian/changelog

@@ -1,3 +1,9 @@
+llvm-toolchain (1:3.3~svn179457-1~exp1) experimental; urgency=low
+
+  * New snapshot release
+
+ -- Sylvestre Ledru <sylvestre@debian.org>  Sat, 13 Apr 2013 10:16:47 +0200
+
 llvm-toolchain (1:3.3~svn177638-1) unstable; urgency=low
 
   * Draft of a snapshot release (3.3)

debian/patches/20-vendor.patch

@@ -1,15 +0,0 @@
-Index: llvm-toolchain_3.3~svn179457/clang/Makefile
-===================================================================
---- llvm-toolchain_3.3~svn179457.orig/clang/Makefile	2012-10-03 10:39:19.000000000 +0200
-+++ llvm-toolchain_3.3~svn179457/clang/Makefile	2013-04-13 10:29:14.857932989 +0200
-@@ -47,9 +47,7 @@
- 
- # Set common Clang build flags.
- CPP.Flags += -I$(PROJ_SRC_DIR)/$(CLANG_LEVEL)/include -I$(PROJ_OBJ_DIR)/$(CLANG_LEVEL)/include
--ifdef CLANG_VENDOR
--CPP.Flags += -DCLANG_VENDOR='"$(CLANG_VENDOR) "'
--endif
-+CPP.Flags += -DCLANG_VENDOR='"Debian "'
- ifdef CLANG_REPOSITORY_STRING
- CPP.Flags += -DCLANG_REPOSITORY_STRING='"$(CLANG_REPOSITORY_STRING)"'
- endif

debian/patches/series

@@ -1,6 +1,6 @@
 18-soname.patch
 19-clang_debian_version.patch
-20-vendor.patch
+#20-vendor.patch
 21-searchPathHeaders.diff
 23-strlcpy_strlcat_warning_removed.diff
 26-disable_SplitsOnSpaces.diff