new testcase, corresponds to:

long long test(long long A, unsigned B) {
  return (A + ((long long)B << 32));
}

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34911 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/Generic/addc-fold2.ll b/test/CodeGen/Generic/addc-fold2.ll
new file mode 100644 (file)
index 0000000..72cc0f6
--- /dev/null
+++ b/test/CodeGen/Generic/addc-fold2.ll
@@ -0,0 +1,11 @@
+; RUN: llvm-as < %s | llc &&
+; RUN: llvm-as < %s | llc -march=x86 | grep 'add' &&
+; RUN: llvm-as < %s | llc -march=x86 | not grep 'adc'
+
+define i64 @test(i64 %A, i32 %B) {
+        %tmp12 = zext i32 %B to i64             ; <i64> [#uses=1]
+        %tmp3 = shl i64 %tmp12, 32              ; <i64> [#uses=1]
+        %tmp5 = add i64 %tmp3, %A               ; <i64> [#uses=1]
+        ret i64 %tmp5
+}
+