[clang-tidy] SuspiciousEnumUsageCheck bugfix

iThere is a reported bug on the checker not handling the some APSInt values
correctly: https://bugs.llvm.org/show_bug.cgi?id=34400

This patch aims to fix it.

Differential Revision: https://reviews.llvm.org/D37572

llvm-svn: 313016

1 files changed, 7 insertions, 1 deletions

diff --git a/clang-tools-extra/test/clang-tidy/misc-suspicious-enum-usage.cpp b/clang-tools-extra/test/clang-tidy/misc-suspicious-enum-usage.cpp
index 27e78f5c73e..52d666dfcb8 100644
--- a/clang-tools-extra/test/clang-tidy/misc-suspicious-enum-usage.cpp
+++ b/clang-tools-extra/test/clang-tidy/misc-suspicious-enum-usage.cpp
@@ -54,7 +54,7 @@ int trigger() {
   int emptytest = EmptyVal | B;
   if (bestDay() | A)
     return 1;
-  // CHECK-MESSAGES: :[[@LINE-2]]:17: warning: enum values are from different enum types 
+  // CHECK-MESSAGES: :[[@LINE-2]]:17: warning: enum values are from different enum types
   if (I | Y)
     return 1;
   // CHECK-MESSAGES: :[[@LINE-2]]:9: warning: enum values are from different enum types
@@ -88,3 +88,9 @@ int dont_trigger() {
     return 1;
   return 42;
 }
+
+namespace PR34400 {
+enum { E1 = 0 };
+enum { E2 = -1 };
+enum { l = E1 | E2 };
+}