Remove redundant else

compiler/src/build.d

@@ -394,7 +394,7 @@ alias versionFile = makeRule!((builder, rule) {
                 {
                     if ('0' <= version_[i] && version_[i] <= '9')
                         continue;
-                    else if (version_[i] == '.')
+                    if (version_[i] == '.')
                         break;
                     return false;
                 }

compiler/src/dmd/backend/blockopt.d

@@ -546,7 +546,7 @@ void brcombine(ref GlobalOptimizer go)
                 }
                 else if (list_next(b3.Bpred) || b3 == bo.startblock)
                     continue;
-                else if ((bc2 == BCretexp && b3.BC == BCretexp)
+                if ((bc2 == BCretexp && b3.BC == BCretexp)
                          //|| (bc2 == BCret && b3.BC == BCret)
                         )
                 {

compiler/src/dmd/dimport.d

@@ -50,16 +50,13 @@ extern (C++) final class Import : Dsymbol
                 // import [aliasId] = std.stdio;
                 return aliasId;
             }
-            else if (packages.length > 0)
+            if (packages.length > 0)
             {
                 // import [std].stdio;
                 return packages[0];
             }
-            else
-            {
-                // import [id];
-                return id;
-            }
+            // import [id];
+            return id;
         }
 
         super(loc, selectIdent());

compiler/src/dmd/dsymbolsem.d

@@ -6629,7 +6629,7 @@ private extern(C++) class SearchVisitor : Visitor
             s = b.sym.search(loc, ident, flags);
             if (!s)
                 continue;
-            else if (s == cd) // happens if s is nested in this and derives from this
+            if (s == cd) // happens if s is nested in this and derives from this
                 s = null;
             else if (!(flags & SearchOpt.ignoreVisibility) && !(s.visible().kind == Visibility.Kind.protected_) && !symbolIsVisible(cd, s))
                 s = null;

compiler/src/dmd/dtemplate.d

@@ -910,7 +910,7 @@ extern (C++) final class TemplateDeclaration : ScopeDsymbol
      */
     extern (D) TemplateTupleParameter isVariadic()
     {
-        size_t dim = parameters.length;
+        const dim = parameters.length;
         if (dim == 0)
             return null;
         return (*parameters)[dim - 1].isTemplateTupleParameter();

compiler/src/dmd/expression.d

@@ -2805,11 +2805,11 @@ extern (C++) final class FuncExp : Expression
     {
         if (td)
             return new FuncExp(loc, td.syntaxCopy(null));
-        else if (fd.semanticRun == PASS.initial)
+        if (fd.semanticRun == PASS.initial)
             return new FuncExp(loc, fd.syntaxCopy(null));
-        else // https://issues.dlang.org/show_bug.cgi?id=13481
-             // Prevent multiple semantic analysis of lambda body.
-            return new FuncExp(loc, fd);
+        // https://issues.dlang.org/show_bug.cgi?id=13481
+        // Prevent multiple semantic analysis of lambda body.
+        return new FuncExp(loc, fd);
     }
 
     override const(char)* toChars() const
@@ -3573,10 +3573,9 @@ TypeFunction calledFunctionType(CallExp ce)
     t = t.toBasetype();
     if (auto tf = t.isTypeFunction())
         return tf;
-    else if (auto td = t.isTypeDelegate())
+    if (auto td = t.isTypeDelegate())
         return td.nextOf().isTypeFunction();
-    else
-        return null;
+    return null;
 }
 
 FuncDeclaration isFuncAddress(Expression e, bool* hasOverloads = null) @safe

compiler/src/dmd/funcsem.d

@@ -2993,7 +2993,7 @@ extern (D) bool checkNRVO(FuncDeclaration fd)
             auto v = ve.var.isVarDeclaration();
             if (!v || v.isReference())
                 return false;
-            else if (fd.nrvo_var is null)
+            if (fd.nrvo_var is null)
             {
                 // Variables in the data segment (e.g. globals, TLS or not),
                 // parameters and closure variables cannot be NRVOed.

compiler/src/dmd/lexer.d

@@ -643,7 +643,7 @@ class Lexer
 
                         if (isidchar(c))
                             continue;
-                        else if (c & 0x80)
+                        if (c & 0x80)
                         {
                             const s = p;
                             const u = decodeUTF();

compiler/src/dmd/semantic3.d

@@ -1333,7 +1333,7 @@ private extern(C++) final class Semantic3Visitor : Visitor
                 // Don't allow D `immutable` and `shared` types to be interfaced with C++
                 if (type.isImmutable() || type.isShared())
                     return true;
-                else if (Type cpptype = target.cpp.parameterType(type))
+                if (Type cpptype = target.cpp.parameterType(type))
                     type = cpptype;
 
                 if (origType is null)

compiler/src/dmd/target.d

@@ -1115,7 +1115,7 @@ extern (C++) struct Target
             }
             else if ((isX86_64 || isAArch64) && sd.numArgTypes() == 0)
                 return true;
-            else if (sd.isPOD())
+            if (sd.isPOD())
             {
                 switch (sz)
                 {

druntime/src/core/demangle.d

@@ -1758,13 +1758,10 @@ pure @safe:
 
                     if (parseMangledNameArg())
                         continue;
-                    else
-                    {
-                        dst.len = l;
-                        pos = p;
-                        brp = b;
-                        debug(trace) printf( "not a mangled name arg\n" );
-                    }
+                    dst.len = l;
+                    pos = p;
+                    brp = b;
+                    debug(trace) printf( "not a mangled name arg\n" );
                 }
                 if ( isDigit( front ) && isDigit( peek( 1 ) ) )
                 {