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authorTobias Grosser <grosser@fim.uni-passau.de>2010-08-10 09:54:35 +0000
committerTobias Grosser <grosser@fim.uni-passau.de>2010-08-10 09:54:35 +0000
commit73362c820bad20e545d37b8a2414c35c0d3d583c (patch)
tree463d403b034add16033613b5375133841016b938 /test/Analysis
parent0e28b1507fdf889fdfe0159a042ec8c74f6c2245 (diff)
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RegionInfo: Do not assert if a BB is not part of the dominance tree.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110665 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Analysis')
-rw-r--r--test/Analysis/RegionInfo/20100809_bb_not_in_domtree.ll20
1 files changed, 20 insertions, 0 deletions
diff --git a/test/Analysis/RegionInfo/20100809_bb_not_in_domtree.ll b/test/Analysis/RegionInfo/20100809_bb_not_in_domtree.ll
new file mode 100644
index 0000000000..218b4375f7
--- /dev/null
+++ b/test/Analysis/RegionInfo/20100809_bb_not_in_domtree.ll
@@ -0,0 +1,20 @@
+; RUN: opt -regions %s
+define i32 @main() nounwind {
+entry:
+ br label %for.cond
+
+test:
+ br label %for.cond
+
+for.cond: ; preds = %for.inc, %entry
+ br i1 true, label %for.body, label %for.end
+
+for.body: ; preds = %for.cond
+ br label %for.inc
+
+for.inc: ; preds = %for.body
+ br label %for.cond
+
+for.end: ; preds = %for.cond
+ ret i32 0
+}