================
@@ -0,0 +1,24 @@
+// RUN: %clang_cc1 -fsyntax-only -Wshift-bool -verify %s
+
+void t() {
+ int x = 10;
+ int y = 1;
+
+ int a = y << x;
+ int b = y >> x;
+
+ int c = 0 << x;
+ int d = 0 >> x;
+
+ int e = y << 1;
+ int f = y >> 1;
+
+ int g = y << -1; // expected-warning {{shift count is negative}}
+ int h = y >> -1; // expected-warning {{shift count is negative}}
+
+ int i = y << 0;
+ int j = y >> 0;
+
+ if ((y << 1) != 0) { }
+ if ((y >> 1) != 0) { }
----------------
AaronBallman wrote:
None of these are about shifting with a Boolean operand. I think you should
replicate the C++ test cases but in C.
https://github.com/llvm/llvm-project/pull/130339
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