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-rw-r--r--llvm/test/Transforms/SimplifyCFG/2008-04-23-MergeMultipleResultRet.ll43
1 files changed, 43 insertions, 0 deletions
diff --git a/llvm/test/Transforms/SimplifyCFG/2008-04-23-MergeMultipleResultRet.ll b/llvm/test/Transforms/SimplifyCFG/2008-04-23-MergeMultipleResultRet.ll
new file mode 100644
index 00000000000..5ee13526785
--- /dev/null
+++ b/llvm/test/Transforms/SimplifyCFG/2008-04-23-MergeMultipleResultRet.ll
@@ -0,0 +1,43 @@
+; RUN: llvm-as < %s | opt -simplifycfg -disable-output
+; rdar://5882392
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
+target triple = "x86_64-apple-darwin9"
+ %struct.Py_complex = type { double, double }
+
+define %struct.Py_complex @_Py_c_pow(double %a.0, double %a.1, double %b.0, double %b.1) nounwind {
+entry:
+ %tmp7 = fcmp une double %b.0, 0.000000e+00 ; <i1> [#uses=1]
+ %tmp11 = fcmp une double %b.1, 0.000000e+00 ; <i1> [#uses=1]
+ %bothcond = or i1 %tmp7, %tmp11 ; <i1> [#uses=1]
+ br i1 %bothcond, label %bb15, label %bb53
+
+bb15: ; preds = %entry
+ %tmp18 = fcmp une double %a.0, 0.000000e+00 ; <i1> [#uses=1]
+ %tmp24 = fcmp une double %a.1, 0.000000e+00 ; <i1> [#uses=1]
+ %bothcond1 = or i1 %tmp18, %tmp24 ; <i1> [#uses=1]
+ br i1 %bothcond1, label %bb29, label %bb27
+
+bb27: ; preds = %bb15
+ %tmp28 = call i32* @__error( ) nounwind ; <i32*> [#uses=1]
+ store i32 33, i32* %tmp28, align 4
+ ret double undef, double undef
+
+bb29: ; preds = %bb15
+ %tmp36 = fcmp une double %b.1, 0.000000e+00 ; <i1> [#uses=1]
+ br i1 %tmp36, label %bb39, label %bb47
+
+bb39: ; preds = %bb29
+ br label %bb47
+
+bb47: ; preds = %bb39, %bb29
+ ret double undef, double undef
+
+bb53: ; preds = %entry
+ ret double undef, double undef
+}
+
+declare i32* @__error()
+
+declare double @pow(double, double) nounwind readonly
+
+declare double @cos(double) nounwind readonly
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