New testcase for PR932

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30695 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 20 insertions, 0 deletions

diff --git a/test/Analysis/Dominators/2006-10-02-BreakCritEdges.ll b/test/Analysis/Dominators/2006-10-02-BreakCritEdges.ll
new file mode 100644
index 0000000000..cce885beec
--- /dev/null
+++ b/test/Analysis/Dominators/2006-10-02-BreakCritEdges.ll
@@ -0,0 +1,20 @@
+; RUN: llvm-as < %s | opt -domtree -break-crit-edges -analyze -domtree | grep '3.*%brtrue$'
+; PR932
+implementation   ; Functions:
+
+declare void %use1(int)
+
+void %f(int %i, bool %c) {
+entry:
+	%A = seteq int %i, 0		; <bool> [#uses=1]
+	br bool %A, label %brtrue, label %brfalse
+
+brtrue:		; preds = %brtrue, %entry
+	%B = phi bool [ true, %brtrue ], [ false, %entry ]		; <bool> [#uses=1]
+	call void %use1( int %i )
+	br bool %B, label %brtrue, label %brfalse
+
+brfalse:		; preds = %brtrue, %entry
+	call void %use1( int %i )
+	ret void
+}