[static analyzer] Define __clang_analyzer__ macro in driver

Differential Revision: https://reviews.llvm.org/D67938

llvm-svn: 372679

2 files changed, 3 insertions, 5 deletions

diff --git a/clang/lib/Driver/ToolChains/Clang.cpp b/clang/lib/Driver/ToolChains/Clang.cpp
index aa17efbee32..6453af73b0a 100644
--- a/clang/lib/Driver/ToolChains/Clang.cpp
+++ b/clang/lib/Driver/ToolChains/Clang.cpp
@@ -3896,8 +3896,10 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
   if (Args.hasArg(options::OPT_municode))
     CmdArgs.push_back("-DUNICODE");
 
-  if (isa<AnalyzeJobAction>(JA))
+  if (isa<AnalyzeJobAction>(JA)) {
     RenderAnalyzerOptions(Args, CmdArgs, Triple, Input);
+    CmdArgs.push_back("-D__clang_analyzer__");
+  }
 
   // Enable compatilibily mode to avoid analyzer-config related errors.
   // Since we can't access frontend flags through hasArg, let's manually iterate
diff --git a/clang/lib/Frontend/InitPreprocessor.cpp b/clang/lib/Frontend/InitPreprocessor.cpp
index 95d9f62c608..9da37e0a446 100644
--- a/clang/lib/Frontend/InitPreprocessor.cpp
+++ b/clang/lib/Frontend/InitPreprocessor.cpp
@@ -990,10 +990,6 @@ static void InitializePredefinedMacros(const TargetInfo &TI,
   else if (LangOpts.getStackProtector() == LangOptions::SSPReq)
     Builder.defineMacro("__SSP_ALL__", "3");
 
-  // Define a macro that exists only when using the static analyzer.
-  if (FEOpts.ProgramAction == frontend::RunAnalysis)
-    Builder.defineMacro("__clang_analyzer__");
-
   if (LangOpts.FastRelaxedMath)
     Builder.defineMacro("__FAST_RELAXED_MATH__");