Implement [dcl.align]p5 and C11 6.7.5/4: alignas cannot underalign.
Also support alignas(0), which C++11 and C11 require us to ignore.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@174157 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaTemplateInstantiateDecl.cpp b/lib/Sema/SemaTemplateInstantiateDecl.cpp
index c146e9d..2d3d0bd 100644
--- a/lib/Sema/SemaTemplateInstantiateDecl.cpp
+++ b/lib/Sema/SemaTemplateInstantiateDecl.cpp
@@ -347,6 +347,9 @@
}
SemaRef.InstantiateAttrs(TemplateArgs, D, Var, LateAttrs, StartingScope);
+ if (Var->hasAttrs())
+ SemaRef.CheckAlignasUnderalignment(Var);
+
// Link instantiations of static data members back to the template from
// which they were instantiated.
if (Var->isStaticDataMember())
@@ -459,6 +462,9 @@
SemaRef.InstantiateAttrs(TemplateArgs, D, Field, LateAttrs, StartingScope);
+ if (Field->hasAttrs())
+ SemaRef.CheckAlignasUnderalignment(Field);
+
if (Invalid)
Field->setInvalidDecl();