[NFC][CLANG] Fix nullptr dereference issue in CodeGenModule::GetConstantArrayFromStri...

This patch adds an assert.

Reviewed By: erichkeane

Differential Revision: https://reviews.llvm.org/D151480

diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index d2a28b6..49b6704 100644 (file)
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -5888,6 +5888,7 @@ CodeGenModule::GetConstantArrayFromStringLiteral(const StringLiteral *E) {
 
     // Resize the string to the right size, which is indicated by its type.
     const ConstantArrayType *CAT = Context.getAsConstantArrayType(E->getType());
+    assert(CAT && "String literal not of constant array type!");
     Str.resize(CAT->getSize().getZExtValue());
     return llvm::ConstantDataArray::getString(VMContext, Str, false);
   }