add a testcase the resent patches fail on.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35167 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/ScalarRepl/2007-03-19-CanonicalizeMemcpy.ll b/test/Transforms/ScalarRepl/2007-03-19-CanonicalizeMemcpy.ll
new file mode 100644 (file)
index 0000000..1ba904b
--- /dev/null
+++ b/test/Transforms/ScalarRepl/2007-03-19-CanonicalizeMemcpy.ll
@@ -0,0 +1,45 @@
+; RUN: llvm-as < %s | opt -scalarrepl -disable-output
+
+target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:64"
+target triple = "arm-apple-darwin8"
+       %struct.CGPoint = type { float, float }
+       %struct.aal_big_range_t = type { i32, i32 }
+       %struct.aal_callback_t = type { i8* (i8*, i32)*, void (i8*, i8*)* }
+       %struct.aal_edge_pool_t = type { %struct.aal_edge_pool_t*, i32, i32, [0 x %struct.aal_edge_t] }
+       %struct.aal_edge_t = type { %struct.CGPoint, %struct.CGPoint, i32 }
+       %struct.aal_range_t = type { i16, i16 }
+       %struct.aal_span_pool_t = type { %struct.aal_span_pool_t*, [341 x %struct.aal_span_t] }
+       %struct.aal_span_t = type { %struct.aal_span_t*, %struct.aal_big_range_t }
+       %struct.aal_spanarray_t = type { [2 x %struct.aal_range_t] }
+       %struct.aal_spanbucket_t = type { i16, [2 x i8], %struct.anon }
+       %struct.aal_state_t = type { %struct.CGPoint, %struct.CGPoint, %struct.CGPoint, i32, float, float, float, float, %struct.CGPoint, %struct.CGPoint, float, float, float, float, i32, i32, i32, i32, float, float, i8*, i32, i32, %struct.aal_edge_pool_t*, %struct.aal_edge_pool_t*, i8*, %struct.aal_callback_t*, i32, %struct.aal_span_t*, %struct.aal_span_t*, %struct.aal_span_t*, %struct.aal_span_pool_t*, i8, float, i8, i32 }
+       %struct.anon = type { %struct.aal_spanarray_t }
+
+implementation   ; Functions:
+
+declare void @llvm.memcpy.i32(i8*, i8*, i32, i32)
+
+define fastcc void @aal_insert_span() {
+entry:
+       %SB = alloca %struct.aal_spanbucket_t, align 4          ; <%struct.aal_spanbucket_t*> [#uses=2]
+       br i1 false, label %cond_true, label %cond_next79
+
+cond_true:             ; preds = %entry
+       br i1 false, label %cond_next, label %cond_next114.i
+
+cond_next114.i:                ; preds = %cond_true
+       ret void
+
+cond_next:             ; preds = %cond_true
+       %SB19 = bitcast %struct.aal_spanbucket_t* %SB to i8*            ; <i8*> [#uses=1]
+       call void @llvm.memcpy.i32( i8* %SB19, i8* null, i32 12, i32 0 )
+       br i1 false, label %cond_next34, label %cond_next79
+
+cond_next34:           ; preds = %cond_next
+       %i.2.reload22 = load i32* null          ; <i32> [#uses=1]
+       %tmp51 = getelementptr %struct.aal_spanbucket_t* %SB, i32 0, i32 2, i32 0, i32 0, i32 %i.2.reload22, i32 1              ; <i16*> [#uses=0]
+       ret void
+
+cond_next79:           ; preds = %cond_next, %entry
+       ret void
+}