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Fix handling of multiple unnamed globals with the same type

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24362 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-11-15 01:32:03 +00:00
parent dbdbf0ce2e
commit d358cfc1bf
1 changed files with 6 additions and 3 deletions
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9
lib/VMCore/Mangler.cpp
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@ -132,6 +132,11 @@ std::string Mangler::getValueName(const GlobalValue *GV) {
// - Otherwise, mangling occurs if global collides with existing name.
if (isa<Function>(GV) && cast<Function>(GV)->getIntrinsicID()) {
Name = GV->getName(); // Is an intrinsic function
} else if (!GV->hasName()) {
// Must mangle the global into a unique ID.
unsigned TypeUniqueID = getTypeID(GV->getType());
static unsigned GlobalID = 0;
Name = "__unnamed_" + utostr(TypeUniqueID) + "_" + utostr(GlobalID++);
} else if (!MangledGlobals.count(GV)) {
Name = makeNameProper(GV->getName(), Prefix);
} else {
@ -144,10 +149,8 @@ std::string Mangler::getValueName(const GlobalValue *GV) {
void Mangler::InsertName(GlobalValue *GV,
std::map<std::string, GlobalValue*> &Names) {
if (!GV->hasName()) { // We must mangle unnamed globals.
MangledGlobals.insert(GV);
if (!GV->hasName()) // We must mangle unnamed globals.
return;
}
// Figure out if this is already used.
GlobalValue *&ExistingValue = Names[GV->getName()];