Debug Info: Remove unused code. The MInsn of an _abstract_ variable is

never used again and updating the abstract variable for each inlined
instance of it was questionable in the first place.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209829 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 2a0615d74f61c12a251f3c0cb6a8626b69603f18..66ba9298c403f2d4510029cd20d9811e3b0508d6 100644 (file)
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -1179,8 +1179,6 @@ DwarfDebug::collectVariableInfo(SmallPtrSet<const MDNode *, 16> &Processed) {
     DbgVariable *RegVar = new DbgVariable(DV, AbsVar, this);
     if (!addCurrentFnArgument(RegVar, Scope))
       addScopeVariable(Scope, RegVar);
-    if (AbsVar)
-      AbsVar->setMInsn(MInsn);
 
     // Check if the first DBG_VALUE is valid for the rest of the function.
     if (Ranges.size() == 1 && Ranges.front().second == nullptr) {