2 ; RUN: llvm-as < %s | opt -instcombine -disable-output
5 %RPYTHON_EXCEPTION = type { %RPYTHON_EXCEPTION_VTABLE* }
6 %RPYTHON_EXCEPTION_VTABLE = type { %RPYTHON_EXCEPTION_VTABLE*, i32, i32, %RPyOpaque_RuntimeTypeInfo*, %arraytype_Char*, %functiontype_12* }
7 %RPyOpaque_RuntimeTypeInfo = type opaque*
8 %arraytype_Char = type { i32, [0 x i8] }
9 %fixarray_array1019 = type [1019 x i8*]
10 %functiontype_12 = type %RPYTHON_EXCEPTION* ()
11 %functiontype_14 = type void (%structtype_pypy.rpython.memory.gc.MarkSweepGC*)
12 %structtype_AddressLinkedListChunk = type { %structtype_AddressLinkedListChunk*, i32, %fixarray_array1019 }
13 %structtype_exceptions.Exception = type { %RPYTHON_EXCEPTION }
14 %structtype_gc_pool = type { }
15 %structtype_gc_pool_node = type { %structtype_header*, %structtype_gc_pool_node* }
16 %structtype_header = type { i32, %structtype_header* }
17 %structtype_pypy.rpython.memory.gc.MarkSweepGC = type { %structtype_exceptions.Exception, i32, i32, i1, %structtype_gc_pool*, i32, %structtype_header*, %structtype_header*, %structtype_gc_pool_node*, double, double }
19 define fastcc void @pypy_MarkSweepGC.collect() {
21 %v1221 = load %structtype_AddressLinkedListChunk** null ; <%structtype_AddressLinkedListChunk*> [#uses=1]
22 %v1222 = icmp ne %structtype_AddressLinkedListChunk* %v1221, null ; <i1> [#uses=1]
23 br i1 %v1222, label %block79, label %block4
25 block4: ; preds = %block0
28 block22: ; preds = %block79
31 block67: ; preds = %block79
32 %v1459 = load %structtype_gc_pool** null ; <%structtype_gc_pool*> [#uses=1]
33 %v1460 = bitcast %structtype_gc_pool* %v1459 to i8* ; <i8*> [#uses=1]
34 %tmp_873 = ptrtoint i8* %v1460 to i32 ; <i32> [#uses=1]
35 %tmp_874 = sub i32 %tmp_873, 0 ; <i32> [#uses=1]
36 %v1461 = inttoptr i32 %tmp_874 to i8* ; <i8*> [#uses=1]
37 %v1462 = bitcast i8* %v1461 to %structtype_header* ; <%structtype_header*> [#uses=1]
38 %tmp_876 = getelementptr %structtype_header* %v1462, i32 0, i32 0 ; <i32*> [#uses=1]
39 store i32 0, i32* %tmp_876
42 block79: ; preds = %block0
43 %v1291 = load %structtype_gc_pool** null ; <%structtype_gc_pool*> [#uses=1]
44 %v1292 = icmp ne %structtype_gc_pool* %v1291, null ; <i1> [#uses=1]
45 br i1 %v1292, label %block67, label %block22