new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35882 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/Generic/ispositive.ll b/test/CodeGen/Generic/ispositive.ll
new file mode 100644 (file)
index 0000000..2f8acbc
--- /dev/null
+++ b/test/CodeGen/Generic/ispositive.ll
@@ -0,0 +1,12 @@
+; RUN: llvm-as < %s | llc -march=x86 | grep shrl.*31 &&
+; RUN: llvm-as < %s | llc -march=ppc32 | grep 'srwi r3, r3, 31' &&
+; RUN: llvm-as < %s | llc -march=arm | grep 'mov r0, r0, lsr #31' &&
+; RUN: llvm-as < %s | llc -march=thumb | grep 'lsr r0, r0, #31'
+
+define i32 @isnegative(i32 %X) {
+entry:
+        icmp slt i32 %X, 0              ; <i1>:0 [#uses=1]
+        zext i1 %0 to i32               ; <i32>:1 [#uses=1]
+        ret i32 %1
+}
+