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authorDale Johannesen <dalej@apple.com>2009-04-27 21:03:15 +0000
committerDale Johannesen <dalej@apple.com>2009-04-27 21:03:15 +0000
commit27b4f222cf30141080fb6a69496b0155f152268c (patch)
tree0dea9c639d470bc4e650c4952c3d483230bef849 /llvm/test
parent093e4c578d88e8f608ca3a1143b8b0e616c35679 (diff)
downloadbcm5719-llvm-27b4f222cf30141080fb6a69496b0155f152268c.tar.gz
bcm5719-llvm-27b4f222cf30141080fb6a69496b0155f152268c.zip
Fix PR 4086, a bug in FP IV elimination.
llvm-svn: 70247
Diffstat (limited to 'llvm/test')
-rw-r--r--llvm/test/Transforms/IndVarSimplify/2009-04-27-Floating.ll18
1 files changed, 18 insertions, 0 deletions
diff --git a/llvm/test/Transforms/IndVarSimplify/2009-04-27-Floating.ll b/llvm/test/Transforms/IndVarSimplify/2009-04-27-Floating.ll
new file mode 100644
index 00000000000..700f294eb88
--- /dev/null
+++ b/llvm/test/Transforms/IndVarSimplify/2009-04-27-Floating.ll
@@ -0,0 +1,18 @@
+; RUN: llvm-as < %s | opt -indvars | llvm-dis | grep icmp | grep next
+; PR4086
+declare void @foo()
+
+define void @test() {
+entry:
+ br label %loop_body
+
+loop_body:
+ %i = phi float [ %nexti, %loop_body ], [ 0.0, %entry ]
+ tail call void @foo()
+ %nexti = add float %i, 1.0
+ %less = fcmp olt float %nexti, 2.0
+ br i1 %less, label %loop_body, label %done
+
+done:
+ ret void
+}
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