diff --git a/clang/lib/Lex/Pragma.cpp b/clang/lib/Lex/Pragma.cpp
index c9cc4adf4019..b7f7d1d4a90e 100644
--- a/clang/lib/Lex/Pragma.cpp
+++ b/clang/lib/Lex/Pragma.cpp
@@ -1009,7 +1009,7 @@ struct PragmaDebugHandler : public PragmaHandler {
     if (II->isStr("assert")) {
       llvm_unreachable("This is an assertion!");
     } else if (II->isStr("crash")) {
-      *(volatile int*) 0x11 = 0;
+      LLVM_BUILTIN_TRAP;
     } else if (II->isStr("parser_crash")) {
       Token Crasher;
       Crasher.setKind(tok::annot_pragma_parser_crash);
diff --git a/clang/lib/Parse/ParseDecl.cpp b/clang/lib/Parse/ParseDecl.cpp
index 4129950ea6e9..85d3f5a7da7b 100644
--- a/clang/lib/Parse/ParseDecl.cpp
+++ b/clang/lib/Parse/ParseDecl.cpp
@@ -4351,7 +4351,7 @@ void Parser::ParseDirectDeclarator(Declarator &D) {
     D.SetIdentifier(0, Tok.getLocation());
   } else {
     if (Tok.getKind() == tok::annot_pragma_parser_crash)
-      *(volatile int*) 0x11 = 0;
+      LLVM_BUILTIN_TRAP;
     if (D.getContext() == Declarator::MemberContext)
       Diag(Tok, diag::err_expected_member_name_or_semi)
         << D.getDeclSpec().getSourceRange();