It's not necessary to do rounding for alloca operations when the requested
alignment is equal to the stack alignment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c b/test/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c
new file mode 100644
index 0000000..ee74432
--- /dev/null
+++ b/test/CFrontend/2006-01-16-BitCountIntrinsicsUnsigned.c
@@ -0,0 +1,9 @@
+// RUN: %llvmgcc -S %s -o - | grep {llvm.ctlz.i32( i32} | wc -l | grep 2
+// RUN: %llvmgcc -S %s -o - | grep {llvm.ctlz.i32(i32} | wc -l | grep 1
+
+unsigned t2(unsigned X) {
+ return __builtin_clz(X);
+}
+int t1(int X) {
+ return __builtin_clz(X);
+}