[MSVC] Implementation of __unaligned as a proper type qualifier
This patch implements __unaligned (MS extension) as a proper type qualifier
(before that, it was implemented as an ignored attribute).
It also fixes PR27367 and PR27666.
Differential Revision: http://reviews.llvm.org/D20103
llvm-svn: 269220
diff --git a/clang/lib/Sema/DeclSpec.cpp b/clang/lib/Sema/DeclSpec.cpp
index ddfe625..de013af 100644
--- a/clang/lib/Sema/DeclSpec.cpp
+++ b/clang/lib/Sema/DeclSpec.cpp
@@ -494,6 +494,7 @@
case DeclSpec::TQ_restrict: return "restrict";
case DeclSpec::TQ_volatile: return "volatile";
case DeclSpec::TQ_atomic: return "_Atomic";
+ case DeclSpec::TQ_unaligned: return "__unaligned";
}
llvm_unreachable("Unknown typespec!");
}
@@ -796,6 +797,7 @@
case TQ_restrict: TQ_restrictLoc = Loc; return false;
case TQ_volatile: TQ_volatileLoc = Loc; return false;
case TQ_atomic: TQ_atomicLoc = Loc; return false;
+ case TQ_unaligned: TQ_unalignedLoc = Loc; return false;
}
llvm_unreachable("Unknown type qualifier!");
@@ -961,10 +963,10 @@
TypeSpecSign != TSS_unspecified ||
TypeAltiVecVector || TypeAltiVecPixel || TypeAltiVecBool ||
TypeQualifiers)) {
- const unsigned NumLocs = 8;
+ const unsigned NumLocs = 9;
SourceLocation ExtraLocs[NumLocs] = {
TSWLoc, TSCLoc, TSSLoc, AltiVecLoc,
- TQ_constLoc, TQ_restrictLoc, TQ_volatileLoc, TQ_atomicLoc
+ TQ_constLoc, TQ_restrictLoc, TQ_volatileLoc, TQ_atomicLoc, TQ_unalignedLoc
};
FixItHint Hints[NumLocs];
SourceLocation FirstLoc;