[clang] 235390d - [NFC] Avoid potential dereferencing of nullptr.

[Sindhu Chittireddy via cfe-commits]

Author: Sindhu Chittireddy
Date: 2023-07-31T08:33:26-07:00
New Revision: 235390d930be41c32c71f877d90470fc83e2cb89

URL: https://github.com/llvm/llvm-project/commit/235390d930be41c32c71f877d90470fc83e2cb89
DIFF: https://github.com/llvm/llvm-project/commit/235390d930be41c32c71f877d90470fc83e2cb89.diff

LOG: [NFC] Avoid potential dereferencing of nullptr.

Differential Revision: https://reviews.llvm.org/D156274

Added: 
    

Modified: 
    clang/lib/AST/ItaniumMangle.cpp
    clang/lib/Sema/SemaCodeComplete.cpp

Removed: 
    


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diff  --git a/clang/lib/AST/ItaniumMangle.cpp b/clang/lib/AST/ItaniumMangle.cpp
index f08286a0d4baef..16f0d90451f7ad 100644
--- a/clang/lib/AST/ItaniumMangle.cpp
+++ b/clang/lib/AST/ItaniumMangle.cpp
@@ -1656,6 +1656,7 @@ void CXXNameMangler::mangleUnqualifiedName(
       // Otherwise, use the complete destructor name. This is relevant if a
       // class with a destructor is declared within a destructor.
       mangleCXXDtorType(Dtor_Complete);
+    assert(ND);
     writeAbiTags(ND, AdditionalAbiTags);
     break;
 

diff  --git a/clang/lib/Sema/SemaCodeComplete.cpp b/clang/lib/Sema/SemaCodeComplete.cpp
index b5d29b2e956c3d..476baad734f70e 100644
--- a/clang/lib/Sema/SemaCodeComplete.cpp
+++ b/clang/lib/Sema/SemaCodeComplete.cpp
@@ -6601,7 +6601,7 @@ void Sema::CodeCompleteQualifiedId(Scope *S, CXXScopeSpec &SS,
   // The "template" keyword can follow "::" in the grammar, but only
   // put it into the grammar if the nested-name-specifier is dependent.
   // FIXME: results is always empty, this appears to be dead.
-  if (!Results.empty() && NNS->isDependent())
+  if (!Results.empty() && NNS && NNS->isDependent())
     Results.AddResult("template");
 
   // If the scope is a concept-constrained type parameter, infer nested