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-rw-r--r--clang/test/SemaCXX/warn-unreachable.cpp19
1 files changed, 19 insertions, 0 deletions
diff --git a/clang/test/SemaCXX/warn-unreachable.cpp b/clang/test/SemaCXX/warn-unreachable.cpp
index 17f0b9bf528..2370fe0da24 100644
--- a/clang/test/SemaCXX/warn-unreachable.cpp
+++ b/clang/test/SemaCXX/warn-unreachable.cpp
@@ -199,3 +199,22 @@ int test_arithmetic() {
return 2; // expected-warning {{never be executed}}
}
+int test_treat_const_bool_local_as_config_value() {
+ const bool controlValue = false;
+ if (!controlValue)
+ return 1;
+ test_treat_const_bool_local_as_config_value(); // no-warning
+ return 0;
+}
+
+int test_treat_non_const_bool_local_as_non_config_value() {
+ bool controlValue = false;
+ if (!controlValue)
+ return 1;
+ // There is no warning here because 'controlValue' isn't really
+ // a control value at all. The CFG will not treat this
+ // branch as unreachable.
+ test_treat_non_const_bool_local_as_non_config_value(); // no-warning
+ return 0;
+}
+
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