1 files changed, 23 insertions, 0 deletions
diff --git a/test/clang-tidy/bugprone-too-small-loop-variable-magniute-bits-upper-limit.cpp b/test/clang-tidy/bugprone-too-small-loop-variable-magniute-bits-upper-limit.cpp
new file mode 100644
index 00000000..d602a1d0
--- /dev/null
+++ b/test/clang-tidy/bugprone-too-small-loop-variable-magniute-bits-upper-limit.cpp
@@ -0,0 +1,23 @@
+// RUN: %check_clang_tidy %s bugprone-too-small-loop-variable %t -- -- --target=x86_64-linux
+
+// MagnitudeBitsUpperLimit = 16 (default value)
+
+unsigned long size() { return 294967296l; }
+
+void voidFilteredOutForLoop1() {
+  for (long i = 0; i < size(); ++i) {
+    // no warning
+  }
+}
+
+void voidCaughtForLoop1() {
+  for (int i = 0; i < size(); ++i) {
+    // no warning
+  }
+}
+
+void voidCaughtForLoop2() {
+  for (short i = 0; i < size(); ++i) {
+    // CHECK-MESSAGES: :[[@LINE-1]]:21: warning: loop variable has narrower type 'short' than iteration's upper bound 'unsigned long' [bugprone-too-small-loop-variable]
+  }
+}