new testcase that crashes llc

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37068 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/PowerPC/2007-05-14-InlineAsmSelectCrash.ll b/test/CodeGen/PowerPC/2007-05-14-InlineAsmSelectCrash.ll
new file mode 100644 (file)
index 0000000..b64de68
--- /dev/null
+++ b/test/CodeGen/PowerPC/2007-05-14-InlineAsmSelectCrash.ll
@@ -0,0 +1,25 @@
+; RUN: llvm-as < %s | llc -march=ppc32
+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"
+target triple = "powerpc-apple-darwin8.8.0"
+       %struct..0anon = type { i32 }
+       %struct.A = type { %struct.anon }
+       %struct.anon = type <{  }>
+
+define void @bork(%struct.A* %In0P) {
+entry:
+       %tmp56 = bitcast %struct.A* %In0P to float*             ; <float*> [#uses=1]
+       br label %bb
+
+bb:            ; preds = %bb, %entry
+       %i.035.0 = phi i32 [ 0, %entry ], [ %indvar.next, %bb ]         ; <i32> [#uses=2]
+       %tmp8 = getelementptr float* %tmp56, i32 %i.035.0               ; <float*> [#uses=2]
+       %tmp101112 = bitcast float* %tmp8 to i8*                ; <i8*> [#uses=1]
+       %tmp1617 = bitcast float* %tmp8 to i32*         ; <i32*> [#uses=1]
+       %tmp21 = tail call i32 asm "lwbrx $0, $2, $1", "=r,r,bO,*m"( i8* %tmp101112, i32 0, i32* %tmp1617 )             ; <i32> [#uses=0]
+       %indvar.next = add i32 %i.035.0, 1              ; <i32> [#uses=2]
+       %exitcond = icmp eq i32 %indvar.next, 4         ; <i1> [#uses=1]
+       br i1 %exitcond, label %return, label %bb
+
+return:                ; preds = %bb
+       ret void
+}