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Don't use #if 0. Just remove until I can address this.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151580 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2012-02-27 22:55:40 +00:00
parent fddefccf05
commit e9142f035d
1 changed files with 0 additions and 35 deletions
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35
lib/Linker/LinkModules.cpp
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@ -581,41 +581,6 @@ void ModuleLinker::computeTypeMapping() {
TypeMap.addTypeMapping(DGV->getType(), I->getType());
}
#if 0
// FIXME: This doesn't play well with LTO. We cannot compile LLVM with this
// enabled. <rdar://problem/10913281>.
// Incorporate types by name, scanning all the types in the source module.
// At this point, the destination module may have a type "%foo = { i32 }" for
// example. When the source module got loaded into the same LLVMContext, if
// it had the same type, it would have been renamed to "%foo.42 = { i32 }".
// Though it isn't required for correctness, attempt to link these up to clean
// up the IR.
std::vector<StructType*> SrcStructTypes;
SrcM->findUsedStructTypes(SrcStructTypes);
SmallPtrSet<StructType*, 32> SrcStructTypesSet(SrcStructTypes.begin(),
SrcStructTypes.end());
for (unsigned i = 0, e = SrcStructTypes.size(); i != e; ++i) {
StructType *ST = SrcStructTypes[i];
if (!ST->hasName()) continue;
// Check to see if there is a dot in the name followed by a digit.
size_t DotPos = ST->getName().rfind('.');
if (DotPos == 0 || DotPos == StringRef::npos ||
ST->getName().back() == '.' || !isdigit(ST->getName()[DotPos+1]))
continue;
// Check to see if the destination module has a struct with the prefix name.
if (StructType *DST = DstM->getTypeByName(ST->getName().substr(0, DotPos)))
// Don't use it if this actually came from the source module. They're in
// the same LLVMContext after all.
if (!SrcStructTypesSet.count(DST))
TypeMap.addTypeMapping(DST, ST);
}
#endif
// Don't bother incorporating aliases, they aren't generally typed well.
// Now that we have discovered all of the type equivalences, get a body for