[clang][NFC] Avoid assignment in condition

Refactor to avoid assignment inside condition by using 'if
(init-decl)'.  Also remove some unnecessary braces on a separate
if-nest.

Differential Revision: https://reviews.llvm.org/D104039

diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index 389c850..263edbb 100644 (file)
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -12231,12 +12231,12 @@ void Sema::AddInitializerToDecl(Decl *RealDecl, Expr *Init, bool DirectInit) {
   // If adding the initializer will turn this declaration into a definition,
   // and we already have a definition for this variable, diagnose or otherwise
   // handle the situation.
-  VarDecl *Def;
-  if ((Def = VDecl->getDefinition()) && Def != VDecl &&
-      (!VDecl->isStaticDataMember() || VDecl->isOutOfLine()) &&
-      !VDecl->isThisDeclarationADemotedDefinition() &&
-      checkVarDeclRedefinition(Def, VDecl))
-    return;
+  if (VarDecl *Def = VDecl->getDefinition())
+    if (Def != VDecl &&
+        (!VDecl->isStaticDataMember() || VDecl->isOutOfLine()) &&
+        !VDecl->isThisDeclarationADemotedDefinition() &&
+        checkVarDeclRedefinition(Def, VDecl))
+      return;
 
   if (getLangOpts().CPlusPlus) {
     // C++ [class.static.data]p4
@@ -12350,12 +12350,10 @@ void Sema::AddInitializerToDecl(Decl *RealDecl, Expr *Init, bool DirectInit) {
   // Variables declared within a function/method body (except for references)
   // are handled by a dataflow analysis.
   // This is undefined behavior in C++, but valid in C.
-  if (getLangOpts().CPlusPlus) {
+  if (getLangOpts().CPlusPlus)
     if (!VDecl->hasLocalStorage() || VDecl->getType()->isRecordType() ||
-        VDecl->getType()->isReferenceType()) {
+        VDecl->getType()->isReferenceType())
       CheckSelfReference(*this, RealDecl, Init, DirectInit);
-    }
-  }
 
   // If the type changed, it means we had an incomplete type that was
   // completed by the initializer. For example: