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-rw-r--r--test/Transforms/SLPVectorizer/X86/multi_block.ll55
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diff --git a/test/Transforms/SLPVectorizer/X86/multi_block.ll b/test/Transforms/SLPVectorizer/X86/multi_block.ll
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+++ b/test/Transforms/SLPVectorizer/X86/multi_block.ll
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+; RUN: opt < %s -basicaa -slp-vectorizer -dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s
+
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.7.0"
+
+; int bar(double *A, int d) {
+; double A0 = A[0];
+; double A1 = A[1];
+; float F0 = A0;
+; float F1 = A1;
+; if (d) foo(); <----- This splits the blocks
+; F0+=4.0;
+; F1+=5.0;
+; A[8] = 9.0 + F0;
+; A[9] = 5.0 + F1;
+; }
+
+
+;CHECK-LABEL: @bar(
+;CHECK: load <2 x double>
+;CHECK: fptrunc <2 x double>
+;CHECK: call i32
+;CHECK: fadd <2 x float>
+;CHECK: fpext <2 x float>
+;CHECK: store <2 x double>
+;CHECK: ret
+define i32 @bar(double* nocapture %A, i32 %d) {
+ %1 = load double* %A, align 8
+ %2 = getelementptr inbounds double* %A, i64 1
+ %3 = load double* %2, align 8
+ %4 = fptrunc double %1 to float
+ %5 = fptrunc double %3 to float
+ %6 = icmp eq i32 %d, 0
+ br i1 %6, label %9, label %7
+
+; <label>:7 ; preds = %0
+ %8 = tail call i32 (...)* @foo()
+ br label %9
+
+; <label>:9 ; preds = %0, %7
+ %10 = fadd float %4, 4.000000e+00
+ %11 = fadd float %5, 5.000000e+00
+ %12 = fpext float %10 to double
+ %13 = fadd double %12, 9.000000e+00
+ %14 = getelementptr inbounds double* %A, i64 8
+ store double %13, double* %14, align 8
+ %15 = fpext float %11 to double
+ %16 = fadd double %15, 5.000000e+00
+ %17 = getelementptr inbounds double* %A, i64 9
+ store double %16, double* %17, align 8
+ ret i32 undef
+}
+
+declare i32 @foo(...)
+