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Add a test for the duplicated-conditional situation illutrated by PR5652.
author
Owen Anderson
<resistor@mac.com>
Tue, 31 Aug 2010 18:49:12 +0000
(18:49 +0000)
committer
Owen Anderson
<resistor@mac.com>
Tue, 31 Aug 2010 18:49:12 +0000
(18:49 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112621
91177308
-0d34-0410-b5e6-
96231b3b80d8
test/Transforms/JumpThreading/basic.ll
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diff --git
a/test/Transforms/JumpThreading/basic.ll
b/test/Transforms/JumpThreading/basic.ll
index a2a5c1b3fe388873770010dc95b552b443b50f28..cd274e78c9fc3bc1360060bc1814222557910111 100644
(file)
--- a/
test/Transforms/JumpThreading/basic.ll
+++ b/
test/Transforms/JumpThreading/basic.ll
@@
-452,3
+452,27
@@
right_ret:
ret i32 1
}
ret i32 1
}
+; PR5652
+; CHECK: @test15
+define i32 @test15(i32 %len) {
+entry:
+; CHECK: icmp ult i32 %len, 13
+ %tmp = icmp ult i32 %len, 13
+ br i1 %tmp, label %check, label %exit0
+
+exit0:
+ ret i32 0
+
+check:
+ %tmp9 = icmp ult i32 %len, 21
+ br i1 %tmp9, label %exit1, label %exit2
+
+exit2:
+; CHECK-NOT: ret i32 2
+ ret i32 2
+
+exit1:
+ ret i32 1
+; CHECK: }
+}
+