Introduce DIScope.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80620 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/DebugInfo.cpp b/lib/Analysis/DebugInfo.cpp
index a67539c..e815931 100644
--- a/lib/Analysis/DebugInfo.cpp
+++ b/lib/Analysis/DebugInfo.cpp
@@ -210,6 +210,22 @@
return Tag == dwarf::DW_TAG_variable;
}
+/// isScope - Return true if the specified tag is one of the scope
+/// related tag.
+bool DIDescriptor::isScope() const {
+ assert (!isNull() && "Invalid descriptor!");
+ unsigned Tag = getTag();
+
+ switch (Tag) {
+ case dwarf::DW_TAG_compile_unit:
+ case dwarf::DW_TAG_lexical_block:
+ case dwarf::DW_TAG_subprogram:
+ return true;
+ default:
+ break;
+ }
+ return false;
+}
//===----------------------------------------------------------------------===//
// Simple Descriptor Constructors and other Methods