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GCC from 11 onwards defaults to -std=gnu++17 for C++ source files. We want to do
the same. Add -std=c++14 so that tests will pass regardless of gnu++14/gnu++17
default.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D131464

Files:
  clang/test/AST/ast-dump-openmp-begin-declare-variant_11.c
  clang/test/AST/ast-dump-openmp-begin-declare-variant_template_3.cpp
  clang/test/AST/ast-dump-undeduced-expr.cpp
  clang/test/AST/sourceranges.cpp
  clang/test/Analysis/blocks.m
  clang/test/Analysis/exploded-graph-rewriter/objects_under_construction.cpp
  clang/test/CXX/basic/basic.stc/basic.stc.dynamic/p2.cpp
  clang/test/CXX/class.access/class.friend/p1.cpp
  clang/test/CXX/dcl.dcl/dcl.spec/dcl.stc/p2.cpp
  clang/test/CXX/except/except.spec/p2-dynamic-types.cpp
  clang/test/CXX/except/except.spec/p9-dynamic.cpp
  clang/test/CXX/stmt.stmt/stmt.select/p3.cpp
  clang/test/CXX/temp/temp.arg/temp.arg.nontype/p1.cpp
  clang/test/CXX/temp/temp.res/temp.local/p3.cpp
  clang/test/CodeGen/typedef_alignment_mismatch_warning.cpp
  clang/test/CodeGenCXX/align-avx-complete-objects.cpp
  clang/test/CodeGenCXX/copy-constructor-elim-2.cpp
  clang/test/CodeGenCXX/debug-info-template-parameter.cpp
  clang/test/CodeGenCXX/debug-info-template-partial-specialization.cpp
  clang/test/CodeGenCXX/exception-spec-decay.cpp
  clang/test/CodeGenCXX/exceptions-cxx-ehsc.cpp
  clang/test/CodeGenCXX/exceptions-no-rtti.cpp
  clang/test/CodeGenCXX/global-init.cpp
  clang/test/CodeGenCXX/no-exceptions.cpp
  clang/test/CodeGenCXX/override-bit-field-layout.cpp
  clang/test/CodeGenCXX/override-layout.cpp
  clang/test/CodeGenCXX/reference-temporary-ms.cpp
  clang/test/CodeGenCXX/rtti-linkage.cpp
  clang/test/Layout/ms-x86-vtordisp.cpp
  clang/test/Modules/update-exception-spec.cpp
  clang/test/OpenMP/declare_mapper_messages.cpp
  clang/test/PCH/cxx-functions.cpp
  clang/test/Parser/cxx-casting.cpp
  clang/test/Parser/cxx-class.cpp
  clang/test/Parser/cxx-template-argument.cpp
  clang/test/Parser/cxx-template-decl.cpp
  clang/test/Parser/cxx1z-nested-namespace-definition.cpp
  clang/test/Sema/ms_class_layout.cpp
  clang/test/SemaCXX/MicrosoftExtensions.cpp
  clang/test/SemaCXX/PR12778.cpp
  clang/test/SemaCXX/altivec.cpp
  clang/test/SemaCXX/bool.cpp
  clang/test/SemaCXX/default2.cpp
  clang/test/SemaCXX/exception-spec-no-exceptions.cpp
  clang/test/SemaCXX/exceptions.cpp
  clang/test/SemaCXX/expressions.cpp
  clang/test/SemaCXX/inline.cpp
  clang/test/SemaCXX/libstdcxx_is_pod_hack.cpp
  clang/test/SemaCXX/linkage2.cpp
  clang/test/SemaCXX/member-pointer.cpp
  clang/test/SemaCXX/missing-namespace-qualifier-typo-corrections.cpp
  clang/test/SemaCXX/new-delete.cpp
  clang/test/SemaCXX/static-data-member.cpp
  clang/test/SemaCXX/type-definition-in-specifier.cpp
  clang/test/SemaCXX/user-defined-conversions.cpp
  clang/test/SemaCXX/warn-new-overaligned-3.cpp
  clang/test/SemaCXX/warn-new-overaligned.cpp
  clang/test/SemaCXX/writable-strings-deprecated.cpp
  clang/test/SemaSYCL/zero-length-arrays.cpp
  clang/test/SemaTemplate/class-template-id.cpp
  clang/test/SemaTemplate/constructor-template.cpp
  clang/test/SemaTemplate/explicit-instantiation.cpp
  clang/test/SemaTemplate/instantiate-exception-spec.cpp
  clang/test/SemaTemplate/instantiate-non-dependent-types.cpp
  clang/test/SemaTemplate/instantiation-default-2.cpp
  clang/test/SemaTemplate/temp_arg.cpp
  clang/test/SemaTemplate/temp_arg_template.cpp
  clang/test/SemaTemplate/typename-specifier-3.cpp
  clang/unittests/AST/ASTTraverserTest.cpp

Index: clang/unittests/AST/ASTTraverserTest.cpp
===================================================================
--- clang/unittests/AST/ASTTraverserTest.cpp
+++ clang/unittests/AST/ASTTraverserTest.cpp
@@ -280,7 +280,7 @@
 
 TEST(Traverse, IgnoreUnlessSpelledInSourceVars) {
 
-  auto AST = buildASTFromCode(R"cpp(
+  auto AST = buildASTFromCodeWithArgs(R"cpp(
 
 struct String
 {
@@ -346,7 +346,7 @@
   }
 }
 
-)cpp");
+)cpp", {"-std=c++14"});
 
   {
     auto FN =
@@ -715,7 +715,7 @@
 
 TEST(Traverse, IgnoreUnlessSpelledInSourceReturns) {
 
-  auto AST = buildASTFromCode(R"cpp(
+  auto AST = buildASTFromCodeWithArgs(R"cpp(
 
 struct A
 {
@@ -784,7 +784,7 @@
   return c;
 }
 
-)cpp");
+)cpp", {"-std=c++14"});
 
   auto getFunctionNode = [&AST](const std::string &name) {
     auto BN = ast_matchers::match(functionDecl(hasName(name)).bind("fn"),
Index: clang/test/SemaTemplate/typename-specifier-3.cpp
===================================================================
--- clang/test/SemaTemplate/typename-specifier-3.cpp
+++ clang/test/SemaTemplate/typename-specifier-3.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 
 // PR4364
 template<class T> struct a { // expected-note {{here}}
Index: clang/test/SemaTemplate/temp_arg_template.cpp
===================================================================
--- clang/test/SemaTemplate/temp_arg_template.cpp
+++ clang/test/SemaTemplate/temp_arg_template.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
 
Index: clang/test/SemaTemplate/temp_arg.cpp
===================================================================
--- clang/test/SemaTemplate/temp_arg.cpp
+++ clang/test/SemaTemplate/temp_arg.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 template<typename T, 
          int I, 
          template<typename> class TT>
Index: clang/test/SemaTemplate/instantiation-default-2.cpp
===================================================================
--- clang/test/SemaTemplate/instantiation-default-2.cpp
+++ clang/test/SemaTemplate/instantiation-default-2.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 
 template<typename T, T Value> struct Constant; // expected-note{{template parameter is declared here}} \
 // FIXME: bad location expected-error{{a non-type template parameter cannot have type 'float'}}
Index: clang/test/SemaTemplate/instantiate-non-dependent-types.cpp
===================================================================
--- clang/test/SemaTemplate/instantiate-non-dependent-types.cpp
+++ clang/test/SemaTemplate/instantiate-non-dependent-types.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
 template<typename T>
 struct X1 {
Index: clang/test/SemaTemplate/instantiate-exception-spec.cpp
===================================================================
--- clang/test/SemaTemplate/instantiate-exception-spec.cpp
+++ clang/test/SemaTemplate/instantiate-exception-spec.cpp
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -fexceptions -fcxx-exceptions -verify %s -DERRORS
-// RUN: %clang_cc1 -fexceptions -fcxx-exceptions -emit-llvm-only %s
+// RUN: %clang_cc1 -fexceptions -fcxx-exceptions -verify -std=c++14 %s -DERRORS
+// RUN: %clang_cc1 -std=c++14 -fexceptions -fcxx-exceptions -emit-llvm-only %s
 
 #ifdef ERRORS
 template<typename T> void f1(T*) throw(T); // expected-error{{incomplete type 'Incomplete' is not allowed in exception specification}}
Index: clang/test/SemaTemplate/explicit-instantiation.cpp
===================================================================
--- clang/test/SemaTemplate/explicit-instantiation.cpp
+++ clang/test/SemaTemplate/explicit-instantiation.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify -fexceptions -fcxx-exceptions %s
+// RUN: %clang_cc1 -std=c++14 -fsyntax-only -verify -fexceptions -fcxx-exceptions %s
 // RUN: %clang_cc1 -fsyntax-only -verify -fexceptions -fcxx-exceptions -std=c++11 %s
 
 template void *; // expected-error{{expected unqualified-id}}
Index: clang/test/SemaTemplate/constructor-template.cpp
===================================================================
--- clang/test/SemaTemplate/constructor-template.cpp
+++ clang/test/SemaTemplate/constructor-template.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
 
Index: clang/test/SemaTemplate/class-template-id.cpp
===================================================================
--- clang/test/SemaTemplate/class-template-id.cpp
+++ clang/test/SemaTemplate/class-template-id.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 template<typename T, typename U = float> struct A { };
 
 typedef A<int> A_int;
Index: clang/test/SemaSYCL/zero-length-arrays.cpp
===================================================================
--- clang/test/SemaSYCL/zero-length-arrays.cpp
+++ clang/test/SemaSYCL/zero-length-arrays.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsycl-is-device -triple spir64 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsycl-is-device -triple spir64 -fsyntax-only -verify -std=c++14 %s
 //
 // This test checks if compiler reports compilation error on an attempt to use
 // a zero-length array inside device code.
Index: clang/test/SemaCXX/writable-strings-deprecated.cpp
===================================================================
--- clang/test/SemaCXX/writable-strings-deprecated.cpp
+++ clang/test/SemaCXX/writable-strings-deprecated.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s -DWARNING
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s -DWARNING
 // RUN: %clang_cc1 -fsyntax-only -std=c++98 -verify %s -DWARNING
 // RUN: %clang_cc1 -fsyntax-only -std=c++98 -Wno-deprecated-writable-strings -verify %s
 // RUN: %clang_cc1 -fsyntax-only -std=c++98 -Wno-deprecated -Wdeprecated-increment-bool -verify %s
Index: clang/test/SemaCXX/warn-new-overaligned.cpp
===================================================================
--- clang/test/SemaCXX/warn-new-overaligned.cpp
+++ clang/test/SemaCXX/warn-new-overaligned.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple=x86_64-pc-linux-gnu -Wover-aligned -verify %s
+// RUN: %clang_cc1 -triple=x86_64-pc-linux-gnu -Wover-aligned -verify -std=c++14 %s
 
 namespace test1 {
 struct Test {
Index: clang/test/SemaCXX/warn-new-overaligned-3.cpp
===================================================================
--- clang/test/SemaCXX/warn-new-overaligned-3.cpp
+++ clang/test/SemaCXX/warn-new-overaligned-3.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple=x86_64-pc-linux-gnu -Wover-aligned %s -isystem %S/Inputs -verify
+// RUN: %clang_cc1 -std=c++14 -triple=x86_64-pc-linux-gnu -Wover-aligned %s -isystem %S/Inputs -verify
 
 // This test ensures that we still get the warning even if we #include <new>
 // where the header here simulates <new>.
Index: clang/test/SemaCXX/user-defined-conversions.cpp
===================================================================
--- clang/test/SemaCXX/user-defined-conversions.cpp
+++ clang/test/SemaCXX/user-defined-conversions.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s 
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s 
 struct X {
   operator bool();
 };
Index: clang/test/SemaCXX/type-definition-in-specifier.cpp
===================================================================
--- clang/test/SemaCXX/type-definition-in-specifier.cpp
+++ clang/test/SemaCXX/type-definition-in-specifier.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fexceptions -fcxx-exceptions -verify %s
+// RUN: %clang_cc1 -fexceptions -fcxx-exceptions -verify -std=c++14 %s
 
 struct S0;
 struct S1;
Index: clang/test/SemaCXX/static-data-member.cpp
===================================================================
--- clang/test/SemaCXX/static-data-member.cpp
+++ clang/test/SemaCXX/static-data-member.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify -w %s
+// RUN: %clang_cc1 -std=c++14 -fsyntax-only -verify -w %s
 
 struct ABC {
   static double a;
Index: clang/test/SemaCXX/new-delete.cpp
===================================================================
--- clang/test/SemaCXX/new-delete.cpp
+++ clang/test/SemaCXX/new-delete.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s -triple=i686-pc-linux-gnu -Wno-new-returns-null
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s -triple=i686-pc-linux-gnu -Wno-new-returns-null
 // RUN: %clang_cc1 -fsyntax-only -verify %s -triple=i686-pc-linux-gnu -Wno-new-returns-null -std=c++98
 // RUN: %clang_cc1 -fsyntax-only -verify %s -triple=i686-pc-linux-gnu -Wno-new-returns-null -std=c++11
 // RUN: %clang_cc1 -fsyntax-only -verify %s -triple=i686-pc-linux-gnu -Wno-new-returns-null -std=c++14
Index: clang/test/SemaCXX/missing-namespace-qualifier-typo-corrections.cpp
===================================================================
--- clang/test/SemaCXX/missing-namespace-qualifier-typo-corrections.cpp
+++ clang/test/SemaCXX/missing-namespace-qualifier-typo-corrections.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify -Wno-c++11-extensions %s
+// RUN: %clang_cc1 -std=c++14 -fsyntax-only -verify -Wno-c++11-extensions %s
 
 namespace fizbin { class Foobar {}; } // expected-note 2 {{'fizbin::Foobar' declared here}} \
                                       // expected-note {{'Foobar' declared here}}
Index: clang/test/SemaCXX/member-pointer.cpp
===================================================================
--- clang/test/SemaCXX/member-pointer.cpp
+++ clang/test/SemaCXX/member-pointer.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
 
Index: clang/test/SemaCXX/linkage2.cpp
===================================================================
--- clang/test/SemaCXX/linkage2.cpp
+++ clang/test/SemaCXX/linkage2.cpp
@@ -1,6 +1,6 @@
 // RUN: %clang_cc1 -fsyntax-only -verify -Wno-non-c-typedef-for-linkage -std=gnu++11 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -Wno-non-c-typedef-for-linkage -Wno-c++11-extensions -Wno-local-type-template-args %s -std=gnu++98
-// RUN: %clang_cc1 -fsyntax-only -verify -Wno-non-c-typedef-for-linkage -Wno-c++11-extensions -Wno-local-type-template-args -fmodules %s
+// RUN: %clang_cc1 -fsyntax-only -verify -Wno-non-c-typedef-for-linkage -Wno-c++11-extensions -Wno-local-type-template-args -fmodules %s -std=gnu++14
 
 namespace test1 {
   int x; // expected-note {{previous definition is here}}
Index: clang/test/SemaCXX/libstdcxx_is_pod_hack.cpp
===================================================================
--- clang/test/SemaCXX/libstdcxx_is_pod_hack.cpp
+++ clang/test/SemaCXX/libstdcxx_is_pod_hack.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 
 // This is a test for an egregious hack in Clang that works around
 // issues with GCC's evolution. libstdc++ 4.2.x uses __is_pod as an
Index: clang/test/SemaCXX/inline.cpp
===================================================================
--- clang/test/SemaCXX/inline.cpp
+++ clang/test/SemaCXX/inline.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++17 %s -Wpre-c++17-compat
 
Index: clang/test/SemaCXX/expressions.cpp
===================================================================
--- clang/test/SemaCXX/expressions.cpp
+++ clang/test/SemaCXX/expressions.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify -Wno-constant-conversion %s
+// RUN: %clang_cc1 -std=c++14 -fsyntax-only -verify -Wno-constant-conversion %s
 // RUN: %clang_cc1 -fsyntax-only -verify -Wno-constant-conversion -std=c++98 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -Wno-constant-conversion -std=c++11 %s
 
Index: clang/test/SemaCXX/exceptions.cpp
===================================================================
--- clang/test/SemaCXX/exceptions.cpp
+++ clang/test/SemaCXX/exceptions.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fcxx-exceptions -fexceptions -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fcxx-exceptions -fexceptions -fsyntax-only -verify -std=c++14 %s
 // RUN: %clang_cc1 -fcxx-exceptions -fexceptions -fsyntax-only -verify -std=c++98 %s
 // RUN: %clang_cc1 -fcxx-exceptions -fexceptions -fsyntax-only -verify -std=c++11 %s
 
Index: clang/test/SemaCXX/exception-spec-no-exceptions.cpp
===================================================================
--- clang/test/SemaCXX/exception-spec-no-exceptions.cpp
+++ clang/test/SemaCXX/exception-spec-no-exceptions.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify -fexceptions -fobjc-exceptions %s
+// RUN: %clang_cc1 -std=c++14 -fsyntax-only -verify -fexceptions -fobjc-exceptions %s
 // expected-no-diagnostics
 
 // Note that we're specifically excluding -fcxx-exceptions in the command line above.
Index: clang/test/SemaCXX/default2.cpp
===================================================================
--- clang/test/SemaCXX/default2.cpp
+++ clang/test/SemaCXX/default2.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 
 void f(int i, int j, int k = 3);
 void f(int i, int j, int k);
Index: clang/test/SemaCXX/bool.cpp
===================================================================
--- clang/test/SemaCXX/bool.cpp
+++ clang/test/SemaCXX/bool.cpp
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -fsyntax-only -verify -Wno-constant-conversion %s
-// RUN: %clang_cc1 -fsyntax-only -verify -Wno-constant-conversion \
+// RUN: %clang_cc1 -std=c++14 -fsyntax-only -verify -Wno-constant-conversion %s
+// RUN: %clang_cc1 -std=c++14 -fsyntax-only -verify -Wno-constant-conversion \
 // RUN:     -Wno-deprecated -Wdeprecated-increment-bool %s
 
 // Bool literals can be enum values.
Index: clang/test/SemaCXX/altivec.cpp
===================================================================
--- clang/test/SemaCXX/altivec.cpp
+++ clang/test/SemaCXX/altivec.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -target-feature +altivec -flax-vector-conversions=none -triple powerpc-unknown-unknown -fcxx-exceptions -verify %s
+// RUN: %clang_cc1 -target-feature +altivec -flax-vector-conversions=none -triple powerpc-unknown-unknown -fcxx-exceptions -verify -std=c++14 %s
 
 typedef int V4i __attribute__((vector_size(16)));
 
Index: clang/test/SemaCXX/PR12778.cpp
===================================================================
--- clang/test/SemaCXX/PR12778.cpp
+++ clang/test/SemaCXX/PR12778.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 
 void operator delete() throw(void*); // expected-error{{'operator delete' must have at least one parameter}}
 void* allocate(int __n) {
Index: clang/test/SemaCXX/MicrosoftExtensions.cpp
===================================================================
--- clang/test/SemaCXX/MicrosoftExtensions.cpp
+++ clang/test/SemaCXX/MicrosoftExtensions.cpp
@@ -1,7 +1,7 @@
-// RUN: %clang_cc1 %s -triple i686-pc-win32 -fsyntax-only -Wmicrosoft -Wc++11-extensions -Wno-long-long -verify -fms-extensions -fexceptions -fcxx-exceptions -DTEST1
+// RUN: %clang_cc1 -std=c++14 %s -triple i686-pc-win32 -fsyntax-only -Wmicrosoft -Wc++11-extensions -Wno-long-long -verify -fms-extensions -fexceptions -fcxx-exceptions -DTEST1
 // RUN: %clang_cc1 -std=c++98 %s -triple i686-pc-win32 -fsyntax-only -Wmicrosoft -Wc++11-extensions -Wno-long-long -verify -fms-extensions -fexceptions -fcxx-exceptions -DTEST1
 // RUN: %clang_cc1 -std=c++11 %s -triple i686-pc-win32 -fsyntax-only -Wmicrosoft -Wc++11-extensions -Wno-long-long -verify -fms-extensions -fexceptions -fcxx-exceptions -DTEST1
-// RUN: %clang_cc1 %s -triple i686-pc-win32 -fsyntax-only -Wmicrosoft -Wc++11-extensions -Wno-long-long -verify -fexceptions -fcxx-exceptions -DTEST2
+// RUN: %clang_cc1 -std=c++14 %s -triple i686-pc-win32 -fsyntax-only -Wmicrosoft -Wc++11-extensions -Wno-long-long -verify -fexceptions -fcxx-exceptions -DTEST2
 // RUN: %clang_cc1 %s -triple i686-pc-win32 -fsyntax-only -std=c++11 -fms-compatibility -verify -DTEST3
 
 #if TEST1
Index: clang/test/Sema/ms_class_layout.cpp
===================================================================
--- clang/test/Sema/ms_class_layout.cpp
+++ clang/test/Sema/ms_class_layout.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -no-opaque-pointers -emit-llvm-only -triple i686-pc-win32 -fdump-record-layouts %s 2>/dev/null \
+// RUN: %clang_cc1 -std=c++14 -no-opaque-pointers -emit-llvm-only -triple i686-pc-win32 -fdump-record-layouts %s 2>/dev/null \
 // RUN:            | FileCheck %s --strict-whitespace
 
 #pragma pack(push, 8)
Index: clang/test/Parser/cxx1z-nested-namespace-definition.cpp
===================================================================
--- clang/test/Parser/cxx1z-nested-namespace-definition.cpp
+++ clang/test/Parser/cxx1z-nested-namespace-definition.cpp
@@ -1,7 +1,7 @@
 // RUN: cp %s %t
 // RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++98
-// RUN: not %clang_cc1 -x c++ -fixit %t -Werror -DFIXIT
-// RUN: %clang_cc1 -x c++ %t -DFIXIT
+// RUN: not %clang_cc1 -std=c++14 -x c++ -fixit %t -Werror -DFIXIT
+// RUN: %clang_cc1 -std=c++14 -x c++ %t -DFIXIT
 // RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++17 -Wc++14-compat
 
 namespace foo1::foo2::foo3 {
Index: clang/test/Parser/cxx-template-decl.cpp
===================================================================
--- clang/test/Parser/cxx-template-decl.cpp
+++ clang/test/Parser/cxx-template-decl.cpp
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -fsyntax-only -verify=expected,cpp14 %s
-// RUN: %clang_cc1 -fsyntax-only -verify=expected,cpp14 %s -fdelayed-template-parsing -DDELAYED_TEMPLATE_PARSING
+// RUN: %clang_cc1 -fsyntax-only -verify=expected,cpp14 -std=gnu++14 %s
+// RUN: %clang_cc1 -fsyntax-only -verify=expected,cpp14 -std=gnu++14 %s -fdelayed-template-parsing -DDELAYED_TEMPLATE_PARSING
 // RUN: %clang_cc1 -fsyntax-only -verify=expected,cpp17 -std=gnu++1z %s
 
 
Index: clang/test/Parser/cxx-template-argument.cpp
===================================================================
--- clang/test/Parser/cxx-template-argument.cpp
+++ clang/test/Parser/cxx-template-argument.cpp
@@ -1,7 +1,7 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
-// RUN: %clang_cc1 -fsyntax-only -verify %s -fdelayed-template-parsing
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s -fdelayed-template-parsing
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s -fdelayed-template-parsing
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s -fdelayed-template-parsing
 
Index: clang/test/Parser/cxx-class.cpp
===================================================================
--- clang/test/Parser/cxx-class.cpp
+++ clang/test/Parser/cxx-class.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify -pedantic -fcxx-exceptions %s
+// RUN: %clang_cc1 -std=c++14 -fsyntax-only -verify -pedantic -fcxx-exceptions %s
 // RUN: %clang_cc1 -fsyntax-only -verify -pedantic -fcxx-exceptions -std=c++98 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -pedantic -fcxx-exceptions -std=c++11 %s
 
Index: clang/test/Parser/cxx-casting.cpp
===================================================================
--- clang/test/Parser/cxx-casting.cpp
+++ clang/test/Parser/cxx-casting.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
 
Index: clang/test/PCH/cxx-functions.cpp
===================================================================
--- clang/test/PCH/cxx-functions.cpp
+++ clang/test/PCH/cxx-functions.cpp
@@ -1,8 +1,8 @@
 // Test this without pch.
-// RUN: %clang_cc1 -include %S/cxx-functions.h -fsyntax-only -verify %s
+// RUN: %clang_cc1 -include %S/cxx-functions.h -fsyntax-only -verify -std=c++14 %s
 
-// RUN: %clang_cc1 -x c++-header -emit-pch -o %t %S/cxx-functions.h
-// RUN: %clang_cc1 -include-pch %t -fsyntax-only -verify %s
+// RUN: %clang_cc1 -std=c++14 -x c++-header -emit-pch -o %t %S/cxx-functions.h
+// RUN: %clang_cc1 -include-pch %t -fsyntax-only -verify -std=c++14 %s
 
 // expected-no-diagnostics
 
Index: clang/test/OpenMP/declare_mapper_messages.cpp
===================================================================
--- clang/test/OpenMP/declare_mapper_messages.cpp
+++ clang/test/OpenMP/declare_mapper_messages.cpp
@@ -1,8 +1,8 @@
-// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s
+// RUN: %clang_cc1 -std=c++14 -verify -fopenmp -ferror-limit 100 %s
 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -std=c++98 %s
 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -std=c++11 %s
 
-// RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s
+// RUN: %clang_cc1 -std=c++14 -verify -fopenmp-simd -ferror-limit 100 %s
 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 -std=c++98 %s
 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 -std=c++11 %s
 
Index: clang/test/Modules/update-exception-spec.cpp
===================================================================
--- clang/test/Modules/update-exception-spec.cpp
+++ clang/test/Modules/update-exception-spec.cpp
@@ -1,5 +1,5 @@
 // RUN: rm -rf %t
-// RUN: %clang_cc1 -fexceptions -fcxx-exceptions -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -I%S/Inputs/update-exception-spec -emit-llvm-only %s
+// RUN: %clang_cc1 -std=c++14 -fexceptions -fcxx-exceptions -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -I%S/Inputs/update-exception-spec -emit-llvm-only %s
 #include "a.h"
 void use(B *p);
 #include "c.h"
Index: clang/test/Layout/ms-x86-vtordisp.cpp
===================================================================
--- clang/test/Layout/ms-x86-vtordisp.cpp
+++ clang/test/Layout/ms-x86-vtordisp.cpp
@@ -1,6 +1,6 @@
-// RUN: %clang_cc1 -fno-rtti -fms-extensions -emit-llvm-only -triple i686-pc-win32 -fdump-record-layouts -fsyntax-only %s 2>&1 \
+// RUN: %clang_cc1 -std=c++14 -fno-rtti -fms-extensions -emit-llvm-only -triple i686-pc-win32 -fdump-record-layouts -fsyntax-only %s 2>&1 \
 // RUN:            | FileCheck %s
-// RUN: %clang_cc1 -fno-rtti -fms-extensions -emit-llvm-only -triple x86_64-pc-win32 -fdump-record-layouts -fsyntax-only %s 2>/dev/null \
+// RUN: %clang_cc1 -std=c++14 -fno-rtti -fms-extensions -emit-llvm-only -triple x86_64-pc-win32 -fdump-record-layouts -fsyntax-only %s 2>/dev/null \
 // RUN:            | FileCheck %s -check-prefix CHECK-X64
 
 extern "C" int printf(const char *fmt, ...);
Index: clang/test/CodeGenCXX/rtti-linkage.cpp
===================================================================
--- clang/test/CodeGenCXX/rtti-linkage.cpp
+++ clang/test/CodeGenCXX/rtti-linkage.cpp
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -no-opaque-pointers %s -I%S -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s -check-prefix=CHECK -check-prefix=CHECK-BOTH
-// RUN: %clang_cc1 -no-opaque-pointers %s -I%S -triple=x86_64-apple-darwin10 -fvisibility hidden -emit-llvm -o - | FileCheck -check-prefix=CHECK-WITH-HIDDEN -check-prefix=CHECK-BOTH %s
+// RUN: %clang_cc1 -std=c++14 -no-opaque-pointers %s -I%S -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s -check-prefix=CHECK -check-prefix=CHECK-BOTH
+// RUN: %clang_cc1 -std=c++14 -no-opaque-pointers %s -I%S -triple=x86_64-apple-darwin10 -fvisibility hidden -emit-llvm -o - | FileCheck -check-prefix=CHECK-WITH-HIDDEN -check-prefix=CHECK-BOTH %s
 
 #include <typeinfo>
 
Index: clang/test/CodeGenCXX/reference-temporary-ms.cpp
===================================================================
--- clang/test/CodeGenCXX/reference-temporary-ms.cpp
+++ clang/test/CodeGenCXX/reference-temporary-ms.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -no-opaque-pointers -emit-llvm %s -o - -triple=i386-pc-win32 -fms-extensions | FileCheck %s
+// RUN: %clang_cc1 -std=c++14 -no-opaque-pointers -emit-llvm %s -o - -triple=i386-pc-win32 -fms-extensions | FileCheck %s
 
 const int __declspec(dllexport) &Exported = 42;
 
Index: clang/test/CodeGenCXX/override-layout.cpp
===================================================================
--- clang/test/CodeGenCXX/override-layout.cpp
+++ clang/test/CodeGenCXX/override-layout.cpp
@@ -1,6 +1,6 @@
-// RUN: %clang_cc1 -w -fdump-record-layouts-simple %s > %t.layouts
-// RUN: %clang_cc1 -w -fdump-record-layouts-simple %s > %t.before
-// RUN: %clang_cc1 -w -DPACKED= -DALIGNED16= -fdump-record-layouts-simple -foverride-record-layout=%t.layouts %s > %t.after
+// RUN: %clang_cc1 -std=c++14 -w -fdump-record-layouts-simple %s > %t.layouts
+// RUN: %clang_cc1 -std=c++14 -w -fdump-record-layouts-simple %s > %t.before
+// RUN: %clang_cc1 -std=c++14 -w -DPACKED= -DALIGNED16= -fdump-record-layouts-simple -foverride-record-layout=%t.layouts %s > %t.after
 // RUN: diff -u %t.before %t.after
 // RUN: FileCheck %s < %t.after
 
Index: clang/test/CodeGenCXX/override-bit-field-layout.cpp
===================================================================
--- clang/test/CodeGenCXX/override-bit-field-layout.cpp
+++ clang/test/CodeGenCXX/override-bit-field-layout.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -w -triple=x86_64-pc-win32 -fms-compatibility -fdump-record-layouts-simple -foverride-record-layout=%S/Inputs/override-bit-field-layout.layout %s | FileCheck %s
+// RUN: %clang_cc1 -std=c++14 -w -triple=x86_64-pc-win32 -fms-compatibility -fdump-record-layouts-simple -foverride-record-layout=%S/Inputs/override-bit-field-layout.layout %s | FileCheck %s
 
 // CHECK: Type: struct S1
 // CHECK:   FieldOffsets: [0, 11]
Index: clang/test/CodeGenCXX/no-exceptions.cpp
===================================================================
--- clang/test/CodeGenCXX/no-exceptions.cpp
+++ clang/test/CodeGenCXX/no-exceptions.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 -std=c++14 %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
 
 void g();
 
Index: clang/test/CodeGenCXX/global-init.cpp
===================================================================
--- clang/test/CodeGenCXX/global-init.cpp
+++ clang/test/CodeGenCXX/global-init.cpp
@@ -1,8 +1,8 @@
-// RUN: %clang_cc1 -no-opaque-pointers -triple=x86_64-apple-darwin10 -emit-llvm -fexceptions %s -o - |FileCheck %s
-// RUN: %clang_cc1 -no-opaque-pointers -triple=x86_64-apple-darwin10 -emit-llvm %s -o - |FileCheck -check-prefix CHECK-NOEXC %s
-// RUN: %clang_cc1 -no-opaque-pointers -triple=x86_64-apple-darwin10 -emit-llvm -mframe-pointer=non-leaf %s -o - \
+// RUN: %clang_cc1 -std=c++14 -no-opaque-pointers -triple=x86_64-apple-darwin10 -emit-llvm -fexceptions %s -o - |FileCheck %s
+// RUN: %clang_cc1 -std=c++14 -no-opaque-pointers -triple=x86_64-apple-darwin10 -emit-llvm %s -o - |FileCheck -check-prefix CHECK-NOEXC %s
+// RUN: %clang_cc1 -std=c++14 -no-opaque-pointers -triple=x86_64-apple-darwin10 -emit-llvm -mframe-pointer=non-leaf %s -o - \
 // RUN:   | FileCheck -check-prefix CHECK-FP %s
-// RUN: %clang_cc1 -no-opaque-pointers -triple=x86_64-apple-darwin10 -emit-llvm %s -o - -fno-builtin \
+// RUN: %clang_cc1 -std=c++14 -no-opaque-pointers -triple=x86_64-apple-darwin10 -emit-llvm %s -o - -fno-builtin \
 // RUN:   | FileCheck -check-prefix CHECK-NOBUILTIN %s
 
 struct A {
Index: clang/test/CodeGenCXX/exceptions-no-rtti.cpp
===================================================================
--- clang/test/CodeGenCXX/exceptions-no-rtti.cpp
+++ clang/test/CodeGenCXX/exceptions-no-rtti.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fno-rtti -fcxx-exceptions -fexceptions %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 -std=c++14 -fno-rtti -fcxx-exceptions -fexceptions %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
 
 // CHECK: @_ZTIN5test11AE = linkonce_odr constant
 // CHECK: @_ZTIN5test11BE = linkonce_odr constant
Index: clang/test/CodeGenCXX/exceptions-cxx-ehsc.cpp
===================================================================
--- clang/test/CodeGenCXX/exceptions-cxx-ehsc.cpp
+++ clang/test/CodeGenCXX/exceptions-cxx-ehsc.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm %s -o - -triple=i386-pc-win32 -fexceptions -fcxx-exceptions -fexternc-nounwind | FileCheck %s
+// RUN: %clang_cc1 -std=c++14 -emit-llvm %s -o - -triple=i386-pc-win32 -fexceptions -fcxx-exceptions -fexternc-nounwind | FileCheck %s
 
 namespace test1 {
 struct Cleanup { ~Cleanup(); };
Index: clang/test/CodeGenCXX/exception-spec-decay.cpp
===================================================================
--- clang/test/CodeGenCXX/exception-spec-decay.cpp
+++ clang/test/CodeGenCXX/exception-spec-decay.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fcxx-exceptions -fexceptions %s -triple=i686-unknown-linux -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 -std=c++14 -fcxx-exceptions -fexceptions %s -triple=i686-unknown-linux -emit-llvm -o - | FileCheck %s
 typedef int Array[10];
 
 void foo() throw (Array) {
Index: clang/test/CodeGenCXX/debug-info-template-partial-specialization.cpp
===================================================================
--- clang/test/CodeGenCXX/debug-info-template-partial-specialization.cpp
+++ clang/test/CodeGenCXX/debug-info-template-partial-specialization.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple %s -o - -debug-info-kind=standalone | FileCheck %s
+// RUN: %clang_cc1 -std=c++14 -emit-llvm -triple %itanium_abi_triple %s -o - -debug-info-kind=standalone | FileCheck %s
 namespace __pointer_type_imp
 {
   template <class _Tp, class _Dp, bool > struct __pointer_type1 {};
Index: clang/test/CodeGenCXX/debug-info-template-parameter.cpp
===================================================================
--- clang/test/CodeGenCXX/debug-info-template-parameter.cpp
+++ clang/test/CodeGenCXX/debug-info-template-parameter.cpp
@@ -1,7 +1,7 @@
 // Test for DebugInfo for Defaulted parameters for C++ templates
 // Supported: -O0, standalone DI
 
-// RUN: %clang_cc1 -dwarf-version=5  -emit-llvm -triple x86_64-linux-gnu %s -o - \
+// RUN: %clang_cc1 -std=c++14 -dwarf-version=5  -emit-llvm -triple x86_64-linux-gnu %s -o - \
 // RUN:   -O0 -disable-llvm-passes \
 // RUN:   -debug-info-kind=standalone \
 // RUN: | FileCheck %s
Index: clang/test/CodeGenCXX/copy-constructor-elim-2.cpp
===================================================================
--- clang/test/CodeGenCXX/copy-constructor-elim-2.cpp
+++ clang/test/CodeGenCXX/copy-constructor-elim-2.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -no-opaque-pointers -no-enable-noundef-analysis -triple armv7-none-eabi -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -std=c++14 -no-opaque-pointers -no-enable-noundef-analysis -triple armv7-none-eabi -emit-llvm -o - %s | FileCheck %s
 
 struct A { int x; A(int); ~A(); };
 A f() { return A(0); }
Index: clang/test/CodeGenCXX/align-avx-complete-objects.cpp
===================================================================
--- clang/test/CodeGenCXX/align-avx-complete-objects.cpp
+++ clang/test/CodeGenCXX/align-avx-complete-objects.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -no-opaque-pointers -x c++ %s -O0 -triple=x86_64-apple-darwin -target-feature +avx2 -fmax-type-align=16 -emit-llvm -o - -Werror | FileCheck %s
+// RUN: %clang_cc1 -no-opaque-pointers -std=c++14 %s -O0 -triple=x86_64-apple-darwin -target-feature +avx2 -fmax-type-align=16 -emit-llvm -o - -Werror | FileCheck %s
 // rdar://16254558
 
 typedef float AVX2Float __attribute__((__vector_size__(32)));
Index: clang/test/CodeGen/typedef_alignment_mismatch_warning.cpp
===================================================================
--- clang/test/CodeGen/typedef_alignment_mismatch_warning.cpp
+++ clang/test/CodeGen/typedef_alignment_mismatch_warning.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -fsyntax-only -verify -fdata-sections -fcolor-diagnostics
+// RUN: %clang_cc1 -std=c++14 %s -fsyntax-only -verify -fdata-sections -fcolor-diagnostics
 
 // Warn for any function that
 //   * takes a pointer or a reference to an object (including "this" pointer),
Index: clang/test/CXX/temp/temp.res/temp.local/p3.cpp
===================================================================
--- clang/test/CXX/temp/temp.res/temp.local/p3.cpp
+++ clang/test/CXX/temp/temp.res/temp.local/p3.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -verify %s
+// RUN: %clang_cc1 -verify -std=c++14 %s
 
 template <class T> struct Base {
   // expected-note@-1 2{{member type 'Base<int>' found by ambiguous name lookup}}
Index: clang/test/CXX/temp/temp.arg/temp.arg.nontype/p1.cpp
===================================================================
--- clang/test/CXX/temp/temp.arg/temp.arg.nontype/p1.cpp
+++ clang/test/CXX/temp/temp.arg/temp.arg.nontype/p1.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify -triple=x86_64-linux-gnu %s
+// RUN: %clang_cc1 -std=c++14 -fsyntax-only -verify -triple=x86_64-linux-gnu %s
 // RUN: %clang_cc1 -fsyntax-only -verify -triple=x86_64-linux-gnu -std=c++98 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -triple=x86_64-linux-gnu -std=c++11 %s
 // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify -triple=x86_64-linux-gnu %s -DCPP11ONLY
Index: clang/test/CXX/stmt.stmt/stmt.select/p3.cpp
===================================================================
--- clang/test/CXX/stmt.stmt/stmt.select/p3.cpp
+++ clang/test/CXX/stmt.stmt/stmt.select/p3.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -Wno-unused-value -verify %s
+// RUN: %clang_cc1 -fsyntax-only -Wno-unused-value -verify -std=c++14 %s
 // RUN: %clang_cc1 -fsyntax-only -Wno-unused-value -std=c++1z -Wc++14-compat -verify %s -DCPP17
 
 int f();
Index: clang/test/CXX/except/except.spec/p9-dynamic.cpp
===================================================================
--- clang/test/CXX/except/except.spec/p9-dynamic.cpp
+++ clang/test/CXX/except/except.spec/p9-dynamic.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -no-opaque-pointers %s -triple=x86_64-apple-darwin10 -emit-llvm -o - -fcxx-exceptions -fexceptions | FileCheck %s --check-prefixes=CHECK,CHECK-PRE17
+// RUN: %clang_cc1 -std=c++14 -no-opaque-pointers %s -triple=x86_64-apple-darwin10 -emit-llvm -o - -fcxx-exceptions -fexceptions | FileCheck %s --check-prefixes=CHECK,CHECK-PRE17
 // RUN: %clang_cc1 -no-opaque-pointers %s -triple=x86_64-apple-darwin10 -std=c++17 -Wno-dynamic-exception-spec -emit-llvm -o - -fcxx-exceptions -fexceptions | FileCheck %s --check-prefixes=CHECK,CHECK-17
 
 void external();
Index: clang/test/CXX/except/except.spec/p2-dynamic-types.cpp
===================================================================
--- clang/test/CXX/except/except.spec/p2-dynamic-types.cpp
+++ clang/test/CXX/except/except.spec/p2-dynamic-types.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fexceptions -fcxx-exceptions -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fexceptions -fcxx-exceptions -fsyntax-only -verify -std=c++14 %s
 
 // Dynamic specifications: valid types.
 
Index: clang/test/CXX/dcl.dcl/dcl.spec/dcl.stc/p2.cpp
===================================================================
--- clang/test/CXX/dcl.dcl/dcl.spec/dcl.stc/p2.cpp
+++ clang/test/CXX/dcl.dcl/dcl.spec/dcl.stc/p2.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
 
Index: clang/test/CXX/class.access/class.friend/p1.cpp
===================================================================
--- clang/test/CXX/class.access/class.friend/p1.cpp
+++ clang/test/CXX/class.access/class.friend/p1.cpp
@@ -1,7 +1,7 @@
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++98 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
 // RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
-// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++14 %s
 
 // C++'0x [class.friend] p1:
 //   A friend of a class is a function or class that is given permission to use
Index: clang/test/CXX/basic/basic.stc/basic.stc.dynamic/p2.cpp
===================================================================
--- clang/test/CXX/basic/basic.stc/basic.stc.dynamic/p2.cpp
+++ clang/test/CXX/basic/basic.stc/basic.stc.dynamic/p2.cpp
@@ -1,6 +1,6 @@
 // RUN: %clang_cc1 -fsyntax-only -fexceptions -fcxx-exceptions -verify -std=c++98 %s
 // RUN: %clang_cc1 -fsyntax-only -fexceptions -fcxx-exceptions -verify -std=c++11 %s
-// RUN: %clang_cc1 -fsyntax-only -fexceptions -fcxx-exceptions -verify %s
+// RUN: %clang_cc1 -fsyntax-only -fexceptions -fcxx-exceptions -verify -std=c++14 %s
 int *use_new(int N) {
   if (N == 1)
     return new int;
Index: clang/test/Analysis/exploded-graph-rewriter/objects_under_construction.cpp
===================================================================
--- clang/test/Analysis/exploded-graph-rewriter/objects_under_construction.cpp
+++ clang/test/Analysis/exploded-graph-rewriter/objects_under_construction.cpp
@@ -1,5 +1,5 @@
 // FIXME: Figure out how to use %clang_analyze_cc1 with our lit.local.cfg.
-// RUN: %clang_cc1 -analyze -triple x86_64-unknown-linux-gnu \
+// RUN: %clang_cc1 -std=c++14 -analyze -triple x86_64-unknown-linux-gnu \
 // RUN:                     -analyze-function "test()" \
 // RUN:                     -analyzer-checker=core \
 // RUN:                     -analyzer-dump-egraph=%t.dot %s
Index: clang/test/Analysis/blocks.m
===================================================================
--- clang/test/Analysis/blocks.m
+++ clang/test/Analysis/blocks.m
@@ -1,5 +1,5 @@
 // RUN: %clang_analyze_cc1 -triple x86_64-apple-darwin10 -analyzer-checker=core -fblocks -verify -Wno-strict-prototypes %s
-// RUN: %clang_analyze_cc1 -triple x86_64-apple-darwin10 -analyzer-checker=core -fblocks -verify -x objective-c++ %s
+// RUN: %clang_analyze_cc1 -triple x86_64-apple-darwin10 -analyzer-checker=core -fblocks -verify -x objective-c++ -std=c++14 %s
 
 //===----------------------------------------------------------------------===//
 // The following code is reduced using delta-debugging from Mac OS X headers:
Index: clang/test/AST/sourceranges.cpp
===================================================================
--- clang/test/AST/sourceranges.cpp
+++ clang/test/AST/sourceranges.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple i686-mingw32 -ast-dump %s | FileCheck %s
+// RUN: %clang_cc1 -std=c++14 -triple i686-mingw32 -ast-dump %s | FileCheck %s
 // RUN: %clang_cc1 -triple i686-mingw32 -std=c++1z -ast-dump %s | FileCheck %s -check-prefix=CHECK-1Z
 
 template<class T>
Index: clang/test/AST/ast-dump-undeduced-expr.cpp
===================================================================
--- clang/test/AST/ast-dump-undeduced-expr.cpp
+++ clang/test/AST/ast-dump-undeduced-expr.cpp
@@ -1,4 +1,4 @@
-// RUN: not %clang_cc1 -triple x86_64-unknown-unknown -ast-dump %s | FileCheck %s
+// RUN: not %clang_cc1 -std=c++14 -triple x86_64-unknown-unknown -ast-dump %s | FileCheck %s
 
 struct Foo {
   static constexpr auto Bar = ;
Index: clang/test/AST/ast-dump-openmp-begin-declare-variant_template_3.cpp
===================================================================
--- clang/test/AST/ast-dump-openmp-begin-declare-variant_template_3.cpp
+++ clang/test/AST/ast-dump-openmp-begin-declare-variant_template_3.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple x86_64-unknown-unknown -fopenmp -verify -ast-dump %s -x c++| FileCheck %s
+// RUN: %clang_cc1 -std=c++14 -triple x86_64-unknown-unknown -fopenmp -verify -ast-dump %s -x c++| FileCheck %s
 // expected-no-diagnostics
 // PR47655
 
Index: clang/test/AST/ast-dump-openmp-begin-declare-variant_11.c
===================================================================
--- clang/test/AST/ast-dump-openmp-begin-declare-variant_11.c
+++ clang/test/AST/ast-dump-openmp-begin-declare-variant_11.c
@@ -1,5 +1,5 @@
 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -fopenmp -verify=c_mode   -ast-dump %s       | FileCheck %s --check-prefix=C
-// RUN: %clang_cc1 -triple x86_64-unknown-unknown -fopenmp -verify=cxx_mode -ast-dump %s -x c++| FileCheck %s --check-prefix=CXX
+// RUN: %clang_cc1 -triple x86_64-unknown-unknown -fopenmp -verify=cxx_mode -ast-dump %s -x c++ -std=c++14 | FileCheck %s --check-prefix=CXX
 
 // c_mode-no-diagnostics
 
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