diff options
Diffstat (limited to 'llvm/lib/CodeGen')
-rw-r--r-- | llvm/lib/CodeGen/LexicalScopes.cpp | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/LexicalScopes.cpp b/llvm/lib/CodeGen/LexicalScopes.cpp index 4600b2943c9..b621e3baee5 100644 --- a/llvm/lib/CodeGen/LexicalScopes.cpp +++ b/llvm/lib/CodeGen/LexicalScopes.cpp @@ -137,6 +137,8 @@ LexicalScope *LexicalScopes::findLexicalScope(DebugLoc DL) { /// getOrCreateLexicalScope - Find lexical scope for the given DebugLoc. If /// not available then create new lexical scope. LexicalScope *LexicalScopes::getOrCreateLexicalScope(DebugLoc DL) { + if (DL.isUnknown()) + return nullptr; MDNode *Scope = nullptr; MDNode *InlinedAt = nullptr; DL.getScopeAndInlinedAt(Scope, InlinedAt, MF->getFunction()->getContext()); @@ -172,9 +174,12 @@ LexicalScope *LexicalScopes::getOrCreateRegularScope(MDNode *Scope) { std::make_tuple(Parent, DIDescriptor(Scope), nullptr, false)).first; - if (!Parent && DIDescriptor(Scope).isSubprogram() && - DISubprogram(Scope).describes(MF->getFunction())) + if (!Parent) { + assert(DIDescriptor(Scope).isSubprogram()); + assert(DISubprogram(Scope).describes(MF->getFunction())); + assert(!CurrentFnLexicalScope); CurrentFnLexicalScope = &I->second; + } return &I->second; } |