[SLP] Pre-commit test.

Author: HanKuanChen

llvm/test/Transforms/SLPVectorizer/bbi-106161.ll

@@ -0,0 +1,19 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; RUN: opt -passes=slp-vectorizer -S %s | FileCheck %s
+
+define i128 @f_768_3162(i16 %0) {
+; CHECK-LABEL: @f_768_3162(
+; CHECK-NEXT:  entry:
+; CHECK-NEXT:    [[SHL22:%.*]] = shl i16 0, -1
+; CHECK-NEXT:    [[MUL23:%.*]] = mul i16 0, [[TMP0:%.*]]
+; CHECK-NEXT:    [[MUL24:%.*]] = mul i16 [[SHL22]], [[MUL23]]
+; CHECK-NEXT:    store i16 [[MUL24]], ptr null, align 1
+; CHECK-NEXT:    ret i128 0
+;
+entry:
+  %shl22 = shl i16 0, -1
+  %mul23 = mul i16 0, %0
+  %mul24 = mul i16 %shl22, %mul23
+  store i16 %mul24, ptr null, align 1
+  ret i128 0
+}