Give __STDC_VERSION__ the value 201001L when we're in C1x mode. The
committee hasn't set a value for __STDC_VERSION__ yet, so this is a
placeholder. But at least it's > 199901L.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@143245 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/InitPreprocessor.cpp b/lib/Frontend/InitPreprocessor.cpp
index 1f2f425..d0a87bd 100644
--- a/lib/Frontend/InitPreprocessor.cpp
+++ b/lib/Frontend/InitPreprocessor.cpp
@@ -286,7 +286,12 @@
Builder.defineMacro("__STDC_HOSTED__");
if (!LangOpts.CPlusPlus) {
- if (LangOpts.C99)
+ // FIXME: C1x doesn't have a defined version number yet, so pick something
+ // that is the minimum possible according to their placeholder scheme
+ // 201ymmL.
+ if (LangOpts.C1X)
+ Builder.defineMacro("__STDC_VERSION__", "201001L");
+ else if (LangOpts.C99)
Builder.defineMacro("__STDC_VERSION__", "199901L");
else if (!LangOpts.GNUMode && LangOpts.Digraphs)
Builder.defineMacro("__STDC_VERSION__", "199409L");