[coroutines] Bump __cpp_coroutines version

Summary: This patch is needed so that Libc++ can actually tess if Clang supports coroutines, instead of just paying lip service with a partial implementation. Otherwise the libc++ test suite will fail against older versions of Clang Reviewers: GorNishanov, rsmith Reviewed By: GorNishanov Subscribers: cfe-commits Differential Revision: https://reviews.llvm.org/D33536 llvm-svn: 303867
llvm · May 25, 2017 · 4bf9282 · 4bf9282
1 parent 8779ea7
commit 4bf9282
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/clang/lib/Frontend/InitPreprocessor.cpp b/clang/lib/Frontend/InitPreprocessor.cpp
@@ -535,7 +535,7 @@ static void InitializeCPlusPlusFeatureTestMacros(const LangOptions &LangOpts,
   if (LangOpts.ConceptsTS)
     Builder.defineMacro("__cpp_experimental_concepts", "1");
   if (LangOpts.CoroutinesTS)
-    Builder.defineMacro("__cpp_coroutines", "1");
+    Builder.defineMacro("__cpp_coroutines", "201703L");
 }
 
 static void InitializePredefinedMacros(const TargetInfo &TI,

diff --git a/clang/test/Lexer/cxx-features.cpp b/clang/test/Lexer/cxx-features.cpp
@@ -235,6 +235,6 @@
 #error "wrong value for __cpp_experimental_concepts"
 #endif
 
-#if (COROUTINES && !__cpp_coroutines) || (!COROUTINES && __cpp_coroutines)
+#if defined(COROUTINES) ? check(coroutines, 201703L, 201703L, 201703L, 201703L) : check(coroutines, 0, 0, 0, 0)
 #error "wrong value for __cpp_coroutines"
 #endif