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Revert "Reapply "DebugInfo: Ensure that all debug location scope chains from instructions within a function, lead to the function itself.""

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This reverts commit r214761.

Revert while Reid investigates & provides a reproduction for an
assertion failure for this on Windows.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214999 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie
2014-08-06 22:30:12 +00:00
parent e15fd3d953
commit a0a7ad427a
2 changed files with 2 additions and 33 deletions
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26
lib/IR/DebugInfo.cpp
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@ -560,32 +560,6 @@ bool DISubprogram::Verify() const {
if (isLValueReference() && isRValueReference())
return false;
if (auto *F = getFunction()) {
LLVMContext &Ctxt = F->getContext();
for (auto &BB : *F) {
for (auto &I : BB) {
DebugLoc DL = I.getDebugLoc();
if (DL.isUnknown())
continue;
MDNode *Scope = nullptr;
MDNode *IA = nullptr;
// walk the inlined-at scopes
while (DL.getScopeAndInlinedAt(Scope, IA, F->getContext()), IA)
DL = DebugLoc::getFromDILocation(IA);
DL.getScopeAndInlinedAt(Scope, IA, Ctxt);
assert(!IA);
while (!DIDescriptor(Scope).isSubprogram()) {
DILexicalBlockFile D(Scope);
Scope = D.isLexicalBlockFile()
? D.getScope()
: DebugLoc::getFromDILexicalBlock(Scope).getScope(Ctxt);
}
if (!DISubprogram(Scope).describes(F))
return false;
}
}
}
return DbgNode->getNumOperands() == 20;
}