Add DWARF discriminator support to DILexicalBlocks.

[oota-llvm.git] / lib / IR / DIBuilder.cpp

diff --git a/lib/IR/DIBuilder.cpp b/lib/IR/DIBuilder.cpp
index d15de61479f8094caa6ff8ab6ad10f06aaab222b..773a8cf0f52d918aa638ad6fba8f78618a226d31 100644 (file)
--- a/lib/IR/DIBuilder.cpp
+++ b/lib/IR/DIBuilder.cpp
@@ -1186,7 +1186,8 @@ DILexicalBlockFile DIBuilder::createLexicalBlockFile(DIDescriptor Scope,
 }
 
 DILexicalBlock DIBuilder::createLexicalBlock(DIDescriptor Scope, DIFile File,
-                                             unsigned Line, unsigned Col) {
+                                             unsigned Line, unsigned Col,
+                                             unsigned Discriminator) {
   // Defeat MDNode uniquing for lexical blocks by using unique id.
   static unsigned int unique_id = 0;
   Value *Elts[] = {
@@ -1195,6 +1196,7 @@ DILexicalBlock DIBuilder::createLexicalBlock(DIDescriptor Scope, DIFile File,
     getNonCompileUnitScope(Scope),
     ConstantInt::get(Type::getInt32Ty(VMContext), Line),
     ConstantInt::get(Type::getInt32Ty(VMContext), Col),
+    ConstantInt::get(Type::getInt32Ty(VMContext), Discriminator),
     ConstantInt::get(Type::getInt32Ty(VMContext), unique_id++)
   };
   DILexicalBlock R(MDNode::get(VMContext, Elts));