diff --git a/.gitignore b/.gitignore
index 5eb15125b4..b34e8fc555 100644
--- a/.gitignore
+++ b/.gitignore
@@ -61,3 +61,4 @@ untracked_files/
 
 # Just in case
 /dmd
+.DS_Store
diff --git a/compiler/src/dmd/cparse.d b/compiler/src/dmd/cparse.d
index 6899468c5e..6a81fdf315 100644
--- a/compiler/src/dmd/cparse.d
+++ b/compiler/src/dmd/cparse.d
@@ -832,8 +832,8 @@ final class CParser(AST) : Parser!AST
                     const len2 = token.len;
                     len = len1 + len2;
                     auto s2 = cast(char*)mem.xmalloc_noscan(len * char.sizeof);
-                    memcpy(s2, s, len1 * char.sizeof);
-                    memcpy(s2 + len1, token.ustring, len2 * char.sizeof);
+                    s2[0 .. len1] = s[0 .. len1];
+                    s2[len1 .. len1 + len2] = token.ustring[0 .. len2];
                     s = s2;
                 }
                 else
@@ -3511,12 +3511,12 @@ final class CParser(AST) : Parser!AST
 
                 case TOK.colonColon:  // treat as two separate : tokens for iasmgcc
                     *ptoklist = allocateToken();
-                    memcpy(*ptoklist, &token, Token.sizeof);
+                    **ptoklist = this.token;
                     (*ptoklist).value = TOK.colon;
                     ptoklist = &(*ptoklist).next;
 
                     *ptoklist = allocateToken();
-                    memcpy(*ptoklist, &token, Token.sizeof);
+                    **ptoklist = this.token;
                     (*ptoklist).value = TOK.colon;
                     ptoklist = &(*ptoklist).next;
 
@@ -3526,7 +3526,7 @@ final class CParser(AST) : Parser!AST
 
                 default:
                     *ptoklist = allocateToken();
-                    memcpy(*ptoklist, &token, Token.sizeof);
+                    **ptoklist = this.token;
                     ptoklist = &(*ptoklist).next;
                     *ptoklist = null;
                     nextToken();
diff --git a/compiler/src/dmd/parse.d b/compiler/src/dmd/parse.d
index f031777238..2ba970c12e 100644
--- a/compiler/src/dmd/parse.d
+++ b/compiler/src/dmd/parse.d
@@ -2772,7 +2772,7 @@ class Parser(AST, Lexer = dmd.lexer.Lexer) : Lexer
             if (len > 0)
             {
                 docline = cast(char*)mem.xmalloc_noscan(len + 2);
-                memcpy(docline, begPtr, len);
+                docline[0 .. len] = begPtr[0 .. len];
                 docline[len] = '\n'; // Terminate all lines by LF
                 docline[len + 1] = '\0';
             }
@@ -7105,12 +7105,12 @@ class Parser(AST, Lexer = dmd.lexer.Lexer) : Lexer
 
             case TOK.colonColon:  // treat as two separate : tokens for iasmgcc
                 *ptoklist = allocateToken();
-                memcpy(*ptoklist, &token, Token.sizeof);
+                **ptoklist = this.token;
                 (*ptoklist).value = TOK.colon;
                 ptoklist = &(*ptoklist).next;
 
                 *ptoklist = allocateToken();
-                memcpy(*ptoklist, &token, Token.sizeof);
+                **ptoklist = this.token;
                 (*ptoklist).value = TOK.colon;
                 ptoklist = &(*ptoklist).next;
 
@@ -7120,7 +7120,7 @@ class Parser(AST, Lexer = dmd.lexer.Lexer) : Lexer
 
             default:
                 *ptoklist = allocateToken();
-                memcpy(*ptoklist, &token, Token.sizeof);
+                **ptoklist = this.token;
                 ptoklist = &(*ptoklist).next;
                 *ptoklist = null;
                 nextToken();
@@ -8264,9 +8264,8 @@ class Parser(AST, Lexer = dmd.lexer.Lexer) : Lexer
                         const len2 = token.len;
                         len = len1 + len2;
                         auto s2 = cast(char*)mem.xmalloc_noscan(len * char.sizeof);
-                        memcpy(s2, s, len1 * char.sizeof);
-                        memcpy(s2 + len1, token.ustring, len2 * char.sizeof);
-                        s = s2;
+                        s2[0 .. len1] = s[0 .. len1];
+                        s2[len1 .. len1 + len2] = token.ustring[0 .. len2];
                     }
                     else
                         break;
@@ -8473,7 +8472,7 @@ class Parser(AST, Lexer = dmd.lexer.Lexer) : Lexer
                         errorSupplemental("try enclosing the contents of `is` with a `typeof` expression");
                         nextToken();
                         Token* tempTok = peekPastParen(&token);
-                        memcpy(&token, tempTok, Token.sizeof);
+                        token = *tempTok;
                         goto Lerr;
                     }
                     targ = parseType(&ident);