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authorChris Lattner <sabre@nondot.org>2002-08-22 20:30:06 +0000
committerChris Lattner <sabre@nondot.org>2002-08-22 20:30:06 +0000
commitc642435f52fe9f35865efcab60705d390a302ac8 (patch)
tree1c0e2436d453519dc08bc440e6593e865076d69d
parent8673e44639a77fae31e3f208ddbae507267d3267 (diff)
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New testcase
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3472 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--test/Assembler/2002-08-22-DominanceProblem.ll13
1 files changed, 13 insertions, 0 deletions
diff --git a/test/Assembler/2002-08-22-DominanceProblem.ll b/test/Assembler/2002-08-22-DominanceProblem.ll
new file mode 100644
index 0000000000..ed8c704b11
--- /dev/null
+++ b/test/Assembler/2002-08-22-DominanceProblem.ll
@@ -0,0 +1,13 @@
+; Dominance relationships is not calculated correctly for unreachable blocks,
+; which causes the verifier to barf on this input.
+
+int %test(bool %b) {
+BB0: ret int 7 ; Loop is unreachable
+
+Loop:
+ %B = phi int [%B, %L2], [%B, %Loop] ; PHI has same value always.
+ br bool %b, label %L2, label %Loop
+L2:
+ br label %Loop
+}
+