1 files changed, 78 insertions, 0 deletions
diff --git a/test/Transforms/IndVarSimplify/loop_evaluate9.ll b/test/Transforms/IndVarSimplify/loop_evaluate9.ll
new file mode 100644
index 0000000..5a7a859
--- /dev/null
+++ b/test/Transforms/IndVarSimplify/loop_evaluate9.ll
@@ -0,0 +1,78 @@
+; RUN: llvm-as < %s | opt -indvars | llvm-dis > %t
+; RUN: grep {\[%\]tmp5.lcssa = phi i8 \\\[ 63, \[%\]cc70a02__complex_integers__Oadd.153.exit.i \\\]} %t
+; RUN: grep {\[%\]tmp4.lcssa = phi i8 \\\[ -28, \[%\]cc70a02__complex_integers__Oadd.153.exit.i \\\]} %t
+; PR4477
+
+; Indvars should compute the exit values in loop.
+
+target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32"
+target triple = "i386-pc-linux-gnu"
+	%struct.cc70a02__complex_integers__complex_type = type { i8, i8 }
+@.str = internal constant [13 x i8] c"fc70a00.adb\00\00", align 1		; <[13 x i8]*> [#uses=1]
+
+define void @_ada_cc70a02() {
+entry:
+	br label %bb1.i
+
+bb1.i:		; preds = %bb2.i, %entry
+	%indvar.i = phi i32 [ 0, %entry ], [ %indvar.next.i, %bb2.i ]		; <i32> [#uses=2]
+	%result.0.i = phi i16 [ 0, %entry ], [ %ins36.i, %bb2.i ]		; <i16> [#uses=2]
+	%tmp38.i = trunc i16 %result.0.i to i8		; <i8> [#uses=2]
+	%tmp = add i8 %tmp38.i, 96		; <i8> [#uses=1]
+	%tmp1 = icmp ugt i8 %tmp, -56		; <i1> [#uses=1]
+	br i1 %tmp1, label %bb.i.i, label %bb1.i.i
+
+bb.i.i:		; preds = %bb1.i
+	tail call void @__gnat_rcheck_12(i8* getelementptr ([13 x i8]* @.str, i32 0, i32 0), i32 24) noreturn
+	unreachable
+
+bb1.i.i:		; preds = %bb1.i
+	%tmp41.i = lshr i16 %result.0.i, 8		; <i16> [#uses=1]
+	%tmp42.i = trunc i16 %tmp41.i to i8		; <i8> [#uses=2]
+	%tmp2 = add i8 %tmp42.i, 109		; <i8> [#uses=1]
+	%tmp3 = icmp ugt i8 %tmp2, -56		; <i1> [#uses=1]
+	br i1 %tmp3, label %bb2.i.i, label %cc70a02__complex_integers__Oadd.153.exit.i
+
+bb2.i.i:		; preds = %bb1.i.i
+	tail call void @__gnat_rcheck_12(i8* getelementptr ([13 x i8]* @.str, i32 0, i32 0), i32 24) noreturn
+	unreachable
+
+cc70a02__complex_integers__Oadd.153.exit.i:		; preds = %bb1.i.i
+	%tmp4 = add i8 %tmp38.i, -4		; <i8> [#uses=2]
+	%tmp5 = add i8 %tmp42.i, 9		; <i8> [#uses=2]
+	%tmp25.i = zext i8 %tmp4 to i16		; <i16> [#uses=1]
+	%tmp33.i = zext i8 %tmp5 to i16		; <i16> [#uses=1]
+	%tmp34.i = shl i16 %tmp33.i, 8		; <i16> [#uses=1]
+	%ins36.i = or i16 %tmp34.i, %tmp25.i		; <i16> [#uses=1]
+	%tmp6 = icmp eq i32 %indvar.i, 6		; <i1> [#uses=1]
+	br i1 %tmp6, label %cc70a02__complex_multiplication.170.exit, label %bb2.i
+
+bb2.i:		; preds = %cc70a02__complex_integers__Oadd.153.exit.i
+	%indvar.next.i = add i32 %indvar.i, 1		; <i32> [#uses=1]
+	br label %bb1.i
+
+cc70a02__complex_multiplication.170.exit:		; preds = %cc70a02__complex_integers__Oadd.153.exit.i
+	%tmp7 = icmp eq i8 %tmp4, -28		; <i1> [#uses=1]
+	%tmp8 = icmp eq i8 %tmp5, 63		; <i1> [#uses=1]
+	%or.cond = and i1 %tmp8, %tmp7		; <i1> [#uses=1]
+	br i1 %or.cond, label %return, label %bb1
+
+bb1:		; preds = %cc70a02__complex_multiplication.170.exit
+	tail call void @exit(i32 1)
+	ret void
+
+return:		; preds = %cc70a02__complex_multiplication.170.exit
+	ret void
+}
+
+declare fastcc void @cc70a02__complex_integers__complex.164(%struct.cc70a02__complex_integers__complex_type* noalias nocapture sret, i8 signext, i8 signext) nounwind
+
+declare fastcc void @cc70a02__complex_integers__Osubtract.149(%struct.cc70a02__complex_integers__complex_type* noalias sret, %struct.cc70a02__complex_integers__complex_type* byval align 4)
+
+declare fastcc void @cc70a02__complex_integers__Oadd.153(%struct.cc70a02__complex_integers__complex_type* noalias sret, %struct.cc70a02__complex_integers__complex_type* byval align 4, %struct.cc70a02__complex_integers__complex_type* byval align 4)
+
+declare fastcc void @cc70a02__complex_multiplication.170(%struct.cc70a02__complex_integers__complex_type* noalias sret, %struct.cc70a02__complex_integers__complex_type* byval align 4)
+
+declare void @__gnat_rcheck_12(i8*, i32) noreturn
+
+declare void @exit(i32)