[llvm-commits] [llvm] r131845 - /llvm/trunk/test/Transforms/GVN/preserve-tbaa.ll

[Chris Lattner]

Author: lattner
Date: Sun May 22 01:59:33 2011
New Revision: 131845

URL: http://llvm.org/viewvc/llvm-project?rev=131845&view=rev
Log:
make this test less trivial.

Modified:
    llvm/trunk/test/Transforms/GVN/preserve-tbaa.ll

Modified: llvm/trunk/test/Transforms/GVN/preserve-tbaa.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Transforms/GVN/preserve-tbaa.ll?rev=131845&r1=131844&r2=131845&view=diff
==============================================================================
--- llvm/trunk/test/Transforms/GVN/preserve-tbaa.ll (original)
+++ llvm/trunk/test/Transforms/GVN/preserve-tbaa.ll Sun May 22 01:59:33 2011
@@ -5,9 +5,9 @@
 ; GVN should preserve the TBAA tag on loads when doing PRE.
 
 ; CHECK: @test
-; CHECK: %tmp33.pre = load i16* undef, align 2, !tbaa !0
+; CHECK: %tmp33.pre = load i16* %P, align 2, !tbaa !0
 ; CHECK: br label %for.body
-define void @test() nounwind {
+define void @test(i16 *%P, i16* %Q) nounwind {
 entry:
   br i1 undef, label %bb.nph, label %for.end
 
@@ -15,8 +15,10 @@
   br label %for.body
 
 for.body:                                         ; preds = %for.body, %bb.nph
-  %tmp33 = load i16* undef, align 2, !tbaa !0
-  store i16 undef, i16* undef, align 2, !tbaa !0
+  %tmp33 = load i16* %P, align 2, !tbaa !0
+  store i16 %tmp33, i16* %Q
+
+  store i16 0, i16* %P, align 2, !tbaa !0
   br i1 false, label %for.end, label %for.body
 
 for.end:                                          ; preds = %for.body, %entry