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authorMatt Arsenault <Matthew.Arsenault@amd.com>2013-05-06 02:07:24 +0000
committerMatt Arsenault <Matthew.Arsenault@amd.com>2013-05-06 02:07:24 +0000
commit8b9dc21d6f12a0251cdb6116c2297c13d77073d5 (patch)
treecdad0219bbabab022640e8ef2abeff2fc50889a7 /test/Analysis
parenteaf14786ca3975266ed7041ac242122c02baf1cf (diff)
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Fix unchecked uses of DominatorTree in MemoryDependenceAnalysis.
Use unknown results for places where it would be needed git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181176 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Analysis')
-rw-r--r--test/Analysis/MemoryDependenceAnalysis/lit.local.cfg1
-rw-r--r--test/Analysis/MemoryDependenceAnalysis/memdep_requires_dominator_tree.ll19
2 files changed, 20 insertions, 0 deletions
diff --git a/test/Analysis/MemoryDependenceAnalysis/lit.local.cfg b/test/Analysis/MemoryDependenceAnalysis/lit.local.cfg
new file mode 100644
index 0000000000..c6106e4746
--- /dev/null
+++ b/test/Analysis/MemoryDependenceAnalysis/lit.local.cfg
@@ -0,0 +1 @@
+config.suffixes = ['.ll']
diff --git a/test/Analysis/MemoryDependenceAnalysis/memdep_requires_dominator_tree.ll b/test/Analysis/MemoryDependenceAnalysis/memdep_requires_dominator_tree.ll
new file mode 100644
index 0000000000..3c957708d7
--- /dev/null
+++ b/test/Analysis/MemoryDependenceAnalysis/memdep_requires_dominator_tree.ll
@@ -0,0 +1,19 @@
+; RUN: opt -memdep -gvn < %s
+
+define void @__memdep_requires_dominator_tree(i32* nocapture %bufUInt, i32* nocapture %pattern) nounwind {
+entry:
+ br label %for.body
+
+for.exit: ; preds = %for.body
+ ret void
+
+for.body: ; preds = %for.body, %entry
+ %i.01 = phi i32 [ 0, %entry ], [ %tmp8.7, %for.body ]
+ %arrayidx = getelementptr i32* %bufUInt, i32 %i.01
+ %arrayidx5 = getelementptr i32* %pattern, i32 %i.01
+ %tmp6 = load i32* %arrayidx5, align 4
+ store i32 %tmp6, i32* %arrayidx, align 4
+ %tmp8.7 = add i32 %i.01, 8
+ %cmp.7 = icmp ult i32 %tmp8.7, 1024
+ br i1 %cmp.7, label %for.body, label %for.exit
+}