Merging r308824:

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r308824 | yamaguchi | 2017-07-22 05:35:15 -0700 (Sat, 22 Jul 2017) | 5 lines

[Bash-autocompletion] Fixed typo and add '-' after -Wno

Summary: -Wno-<warning> was autocompleted as -Wno<warning>, so fixed this typo.

Differential Revision: https://reviews.llvm.org/D35762
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llvm-svn: 309130

clang/lib/Basic/DiagnosticIDs.cpp

@@ -516,7 +516,7 @@ std::vector<std::string> DiagnosticIDs::getDiagnosticFlags() {
     std::string Diag(DiagGroupNames + I + 1, DiagGroupNames[I]);
     I += DiagGroupNames[I] + 1;
     Res.push_back("-W" + Diag);
-    Res.push_back("-Wno" + Diag);
+    Res.push_back("-Wno-" + Diag);
   }
 
   return Res;

clang/test/Driver/autocomplete.c

@@ -42,5 +42,5 @@
 // MRELOCMODEL_CC1: -mrelocation-model
 // RUN: %clang --autocomplete=-Wma | FileCheck %s -check-prefix=WARNING
 // WARNING: -Wmacro-redefined -Wmain -Wmain-return-type -Wmalformed-warning-check -Wmany-braces-around-scalar-init -Wmax-unsigned-zero
-// RUN: %clang --autocomplete=-Wnoinvalid-pp- | FileCheck %s -check-prefix=NOWARNING
-// NOWARNING: -Wnoinvalid-pp-token
+// RUN: %clang --autocomplete=-Wno-invalid-pp- | FileCheck %s -check-prefix=NOWARNING
+// NOWARNING: -Wno-invalid-pp-token