New crasher test case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36241 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/X86/2007-04-17-LiveIntervalAssert.ll b/test/CodeGen/X86/2007-04-17-LiveIntervalAssert.ll
new file mode 100644 (file)
index 0000000..f9671a4
--- /dev/null
+++ b/test/CodeGen/X86/2007-04-17-LiveIntervalAssert.ll
@@ -0,0 +1,42 @@
+; RUN: llvm-as < %s | llc -mtriple=i686-apple-darwin -relocation-model=pic --disable-fp-elim
+
+       %struct.FILE = type { i8*, i32, i32, i16, i16, %struct.__sbuf, i32, i8*, i32 (i8*)*, i32 (i8*, i8*, i32)*, i64 (i8*, i64, i32)*, i32 (i8*, i8*, i32)*, %struct.__sbuf, %struct.__sFILEX*, i32, [3 x i8], [1 x i8], %struct.__sbuf, i32, i64 }
+       %struct.__sFILEX = type opaque
+       %struct.__sbuf = type { i8*, i32 }
+       %struct.partition_def = type { i32, [1 x %struct.partition_elem] }
+       %struct.partition_elem = type { i32, %struct.partition_elem*, i32 }
+
+define void @partition_print(%struct.partition_def* %part) {
+entry:
+       br i1 false, label %bb.preheader, label %bb99
+
+bb.preheader:          ; preds = %entry
+       br i1 false, label %cond_true, label %cond_next90
+
+cond_true:             ; preds = %bb.preheader
+       br i1 false, label %bb32, label %bb87.critedge
+
+bb32:          ; preds = %bb32, %cond_true
+       %i.2115.0 = phi i32 [ 0, %cond_true ], [ %indvar.next127, %bb32 ]               ; <i32> [#uses=1]
+       %c.2112.0 = phi i32 [ 0, %cond_true ], [ %tmp49, %bb32 ]                ; <i32> [#uses=1]
+       %tmp43 = getelementptr %struct.partition_def* %part, i32 0, i32 1, i32 %c.2112.0, i32 1         ; <%struct.partition_elem**> [#uses=1]
+       %tmp44 = load %struct.partition_elem** %tmp43           ; <%struct.partition_elem*> [#uses=1]
+       %tmp4445 = ptrtoint %struct.partition_elem* %tmp44 to i32               ; <i32> [#uses=1]
+       %tmp48 = sub i32 %tmp4445, 0            ; <i32> [#uses=1]
+       %tmp49 = sdiv i32 %tmp48, 12            ; <i32> [#uses=1]
+       %indvar.next127 = add i32 %i.2115.0, 1          ; <i32> [#uses=2]
+       %exitcond128 = icmp eq i32 %indvar.next127, 0           ; <i1> [#uses=1]
+       br i1 %exitcond128, label %bb58, label %bb32
+
+bb58:          ; preds = %bb32
+       ret void
+
+bb87.critedge:         ; preds = %cond_true
+       ret void
+
+cond_next90:           ; preds = %bb.preheader
+       ret void
+
+bb99:          ; preds = %entry
+       ret void
+}