Make deprecation message for -fsanitize-coverage= with numeric argument friendlier.

http://reviews.llvm.org/D17397

llvm-svn: 261247

1 files changed, 11 insertions, 3 deletions

diff --git a/clang/lib/Driver/SanitizerArgs.cpp b/clang/lib/Driver/SanitizerArgs.cpp
index 10a506df713..9b60407ab20 100644
--- a/clang/lib/Driver/SanitizerArgs.cpp
+++ b/clang/lib/Driver/SanitizerArgs.cpp
@@ -444,23 +444,31 @@ SanitizerArgs::SanitizerArgs(const ToolChain &TC,
           !StringRef(Arg->getValue(0))
                .getAsInteger(0, LegacySanitizeCoverage) &&
           LegacySanitizeCoverage >= 0 && LegacySanitizeCoverage <= 4) {
-        D.Diag(diag::warn_drv_deprecated_arg)
-            << Arg->getAsString(Args) << "-fsanitize-coverage=[func,bb,edge]";
-        // TODO: Add deprecation notice for this form.
         switch (LegacySanitizeCoverage) {
         case 0:
+          D.Diag(diag::warn_drv_deprecated_arg) << Arg->getAsString(Args)
+                                                << "-fsanitize-coverage=";
           CoverageFeatures = 0;
           break;
         case 1:
+          D.Diag(diag::warn_drv_deprecated_arg) << Arg->getAsString(Args)
+                                                << "-fsanitize-coverage=func";
           CoverageFeatures = CoverageFunc;
           break;
         case 2:
+          D.Diag(diag::warn_drv_deprecated_arg) << Arg->getAsString(Args)
+                                                << "-fsanitize-coverage=bb";
           CoverageFeatures = CoverageBB;
           break;
         case 3:
+          D.Diag(diag::warn_drv_deprecated_arg) << Arg->getAsString(Args)
+                                                << "-fsanitize-coverage=edge";
           CoverageFeatures = CoverageEdge;
           break;
         case 4:
+          D.Diag(diag::warn_drv_deprecated_arg)
+              << Arg->getAsString(Args)
+              << "-fsanitize-coverage=edge,indirect-calls";
           CoverageFeatures = CoverageEdge | CoverageIndirCall;
           break;
         }