[cfe-commits] r96365 - /cfe/trunk/lib/Frontend/TextDiagnosticPrinter.cpp

[Chris Lattner]

Author: lattner
Date: Tue Feb 16 12:29:31 2010
New Revision: 96365

URL: http://llvm.org/viewvc/llvm-project?rev=96365&view=rev
Log:
when a diagnostic is an extension and has no other -W flag, 
indicate that it was enabled with -pedantic so people know
why they're getting them:

$ printf "int x;" | clang -xc - -pedantic
<stdin>:1:7: warning: no newline at end of file [-pedantic]
int x;
      ^


Modified:
    cfe/trunk/lib/Frontend/TextDiagnosticPrinter.cpp

Modified: cfe/trunk/lib/Frontend/TextDiagnosticPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Frontend/TextDiagnosticPrinter.cpp?rev=96365&r1=96364&r2=96365&view=diff

==============================================================================
--- cfe/trunk/lib/Frontend/TextDiagnosticPrinter.cpp (original)
+++ cfe/trunk/lib/Frontend/TextDiagnosticPrinter.cpp Tue Feb 16 12:29:31 2010
@@ -786,12 +786,15 @@
   llvm::SmallString<100> OutStr;
   Info.FormatDiagnostic(OutStr);
 
-  if (DiagOpts->ShowOptionNames)
+  if (DiagOpts->ShowOptionNames) {
     if (const char *Opt = Diagnostic::getWarningOptionForDiag(Info.getID())) {
       OutStr += " [-W";
       OutStr += Opt;
       OutStr += ']';
+    } else if (Diagnostic::isBuiltinExtensionDiag(Info.getID())) {
+      OutStr += " [-pedantic]";
     }
+  }
 
   if (DiagOpts->ShowColors) {
     // Print warnings, errors and fatal errors in bold, no color