Take care of special characters while creating named MDNode name to hold function specific local variable's info.
This fixes radar 8653152. I am checking in testcase as a separate check-in.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118726 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 0023226..8356d18 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -2128,8 +2128,7 @@
StringRef FName = SP.getLinkageName();
if (FName.empty())
FName = SP.getName();
- NamedMDNode *NMD =
- M->getNamedMetadata(Twine("llvm.dbg.lv.", getRealLinkageName(FName)));
+ NamedMDNode *NMD = getFnSpecificMDNode(*(MMI->getModule()), FName);
if (!NMD) continue;
unsigned E = NMD->getNumOperands();
if (!E) continue;
@@ -2422,10 +2421,7 @@
// Collect info for variables that were optimized out.
const Function *F = MF->getFunction();
- const Module *M = F->getParent();
- if (NamedMDNode *NMD =
- M->getNamedMetadata(Twine("llvm.dbg.lv.",
- getRealLinkageName(F->getName())))) {
+ if (NamedMDNode *NMD = getFnSpecificMDNode(*(F->getParent()), F->getName())) {
for (unsigned i = 0, e = NMD->getNumOperands(); i != e; ++i) {
DIVariable DV(cast<MDNode>(NMD->getOperand(i)));
if (!DV || !Processed.insert(DV))
@@ -2912,10 +2908,8 @@
StringRef FName = SP.getLinkageName();
if (FName.empty())
FName = SP.getName();
- const Module *M = MF->getFunction()->getParent();
- if (NamedMDNode *NMD =
- M->getNamedMetadata(Twine("llvm.dbg.lv.",
- getRealLinkageName(FName)))) {
+ if (NamedMDNode *NMD =
+ getFnSpecificMDNode(*(MF->getFunction()->getParent()), FName)) {
for (unsigned i = 0, e = NMD->getNumOperands(); i != e; ++i) {
DIVariable DV(cast<MDNode>(NMD->getOperand(i)));
if (!DV || !ProcessedVars.insert(DV))