Accept "-Weverything" in clang diagnistic pragmas

Differential Revision: http://reviews.llvm.org/D15095

llvm-svn: 260788

1 files changed, 24 insertions, 0 deletions

diff --git a/clang/test/Preprocessor/pushable-diagnostics.c b/clang/test/Preprocessor/pushable-diagnostics.c
index 877eaaa0b36..6e05d8e1450 100644
--- a/clang/test/Preprocessor/pushable-diagnostics.c
+++ b/clang/test/Preprocessor/pushable-diagnostics.c
@@ -15,3 +15,27 @@ int b = 'df'; // no warning.
 int c = 'df';  // expected-warning{{multi-character character constant}}
 
 #pragma clang diagnostic pop // expected-warning{{pragma diagnostic pop could not pop, no matching push}}
+
+// Test -Weverything
+
+void ppo0(){} // first verify that we do not give anything on this
+#pragma clang diagnostic push // now push
+
+#pragma clang diagnostic warning "-Weverything" 
+void ppr1(){} // expected-warning {{no previous prototype for function 'ppr1'}}
+
+#pragma clang diagnostic push // push again
+#pragma clang diagnostic ignored "-Weverything"  // Set to ignore in this level.
+void pps2(){}
+#pragma clang diagnostic warning "-Weverything"  // Set to warning in this level.
+void ppt2(){} // expected-warning {{no previous prototype for function 'ppt2'}}
+#pragma clang diagnostic error "-Weverything"  // Set to error in this level.
+void ppt3(){} // expected-error {{no previous prototype for function 'ppt3'}}
+#pragma clang diagnostic pop // pop should go back to warning level
+
+void pps1(){} // expected-warning {{no previous prototype for function 'pps1'}}
+
+
+#pragma clang diagnostic pop // Another pop should disble it again
+void ppu(){}
+