Reduce the size of the ExtInfo bitfield in FunctionType from 9 bits

down to 8 by restricting the maximum allowed regparm value to 6
(previously it was 7). I need the extra bit in Type to handle
instantiation-dependence.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@133924 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 1 insertions, 0 deletions

diff --git a/include/clang/Basic/TargetInfo.h b/include/clang/Basic/TargetInfo.h
index f0c3d0a9bb..a1625bfc9e 100644
--- a/include/clang/Basic/TargetInfo.h
+++ b/include/clang/Basic/TargetInfo.h
@@ -524,6 +524,7 @@ public:
 
   // getRegParmMax - Returns maximal number of args passed in registers.
   unsigned getRegParmMax() const {
+    assert(RegParmMax < 7 && "RegParmMax value is larger than AST can handle");
     return RegParmMax;
   }