Refactor the representation of qualifiers to bring ExtQualType out of the
Type hierarchy.  Demote 'volatile' to extended-qualifier status.  Audit our
use of qualifiers and fix a few places that weren't dealing with qualifiers
quite right;  many more remain.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@82705 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Sema/address_spaces.c b/test/Sema/address_spaces.c
index 684a99f..616f3fc 100644
--- a/test/Sema/address_spaces.c
+++ b/test/Sema/address_spaces.c
@@ -33,6 +33,6 @@
 __attribute__((address_space(256))) void * * const base = 0;
 void * get_0(void) {
   return base[0];  // expected-error {{illegal implicit cast between two pointers with different address spaces}} \
-                      expected-warning {{returning 'void __attribute__((address_space(256)))*' discards qualifiers, expected 'void *'}}
+                      expected-warning {{returning 'void __attribute__((address_space(256))) *' discards qualifiers, expected 'void *'}}
 }