forked from OSchip/llvm-project
138 lines
4.8 KiB
LLVM
138 lines
4.8 KiB
LLVM
; RUN: opt -gvn %s -disable-output
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; PR5631
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-apple-darwin10.0"
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define i32* @peel_to_type(i8* %name, i32 %namelen, i32* %o, i32 %expected_type) nounwind ssp {
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entry:
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br i1 undef, label %if.end13, label %while.body.preheader
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if.end13: ; preds = %if.then6
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br label %while.body.preheader
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while.body.preheader: ; preds = %if.end13, %if.end
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br label %while.body
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while.body: ; preds = %while.body.backedge, %while.body.preheader
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%o.addr.0 = phi i32* [ undef, %while.body.preheader ], [ %o.addr.0.be, %while.body.backedge ] ; <i32*> [#uses=2]
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br i1 false, label %return.loopexit, label %lor.lhs.false
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lor.lhs.false: ; preds = %while.body
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%tmp20 = bitcast i32* %o.addr.0 to i32* ; <i32*> [#uses=1]
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%tmp22 = load i32* %tmp20 ; <i32> [#uses=0]
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br i1 undef, label %land.lhs.true24, label %if.end31
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land.lhs.true24: ; preds = %lor.lhs.false
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%call28 = call i32* @parse_object(i8* undef) nounwind ; <i32*> [#uses=0]
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br i1 undef, label %return.loopexit, label %if.end31
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if.end31: ; preds = %land.lhs.true24, %lor.lhs.false
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br i1 undef, label %return.loopexit, label %if.end41
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if.end41: ; preds = %if.end31
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%tmp43 = bitcast i32* %o.addr.0 to i32* ; <i32*> [#uses=1]
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%tmp45 = load i32* %tmp43 ; <i32> [#uses=0]
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br i1 undef, label %if.then50, label %if.else
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if.then50: ; preds = %if.end41
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%tmp53 = load i32** undef ; <i32*> [#uses=1]
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br label %while.body.backedge
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if.else: ; preds = %if.end41
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br i1 undef, label %if.then62, label %if.else67
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if.then62: ; preds = %if.else
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br label %while.body.backedge
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while.body.backedge: ; preds = %if.then62, %if.then50
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%o.addr.0.be = phi i32* [ %tmp53, %if.then50 ], [ undef, %if.then62 ] ; <i32*> [#uses=1]
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br label %while.body
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if.else67: ; preds = %if.else
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ret i32* null
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return.loopexit: ; preds = %if.end31, %land.lhs.true24, %while.body
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ret i32* undef
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}
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declare i32* @parse_object(i8*)
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%struct.attribute_spec = type { i8*, i32, i32, i8, i8, i8 }
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@attribute_tables = external global [4 x %struct.attribute_spec*] ; <[4 x %struct.attribute_spec*]*> [#uses=2]
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define void @decl_attributes() nounwind {
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entry:
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br label %bb69.i
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bb69.i: ; preds = %bb57.i.preheader
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%tmp4 = getelementptr inbounds [4 x %struct.attribute_spec*]* @attribute_tables, i32 0, i32 undef ; <%struct.attribute_spec**> [#uses=1]
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%tmp3 = load %struct.attribute_spec** %tmp4, align 4 ; <%struct.attribute_spec*> [#uses=1]
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br label %bb65.i
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bb65.i: ; preds = %bb65.i.preheader, %bb64.i
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%storemerge6.i = phi i32 [ 1, %bb64.i ], [ 0, %bb69.i ] ; <i32> [#uses=3]
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%scevgep14 = getelementptr inbounds %struct.attribute_spec* %tmp3, i32 %storemerge6.i, i32 0 ; <i8**> [#uses=1]
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%tmp2 = load i8** %scevgep14, align 4 ; <i8*> [#uses=0]
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%tmp = load %struct.attribute_spec** %tmp4, align 4 ; <%struct.attribute_spec*> [#uses=1]
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%scevgep1516 = getelementptr inbounds %struct.attribute_spec* %tmp, i32 %storemerge6.i, i32 0 ; <i8**> [#uses=0]
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unreachable
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bb64.i: ; Unreachable
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br label %bb65.i
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bb66.i: ; Unreachable
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br label %bb69.i
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}
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; rdar://7438974
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@g = external global i64, align 8
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define i32* @foo() {
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do.end17.i:
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%tmp18.i = load i7** undef
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%tmp1 = bitcast i7* %tmp18.i to i8*
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br i1 undef, label %do.body36.i, label %if.then21.i
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if.then21.i:
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%tmp2 = bitcast i7* %tmp18.i to i8*
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ret i32* undef
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do.body36.i:
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%ivar38.i = load i64* @g
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%tmp3 = bitcast i7* %tmp18.i to i8*
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%add.ptr39.sum.i = add i64 %ivar38.i, 8
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%tmp40.i = getelementptr inbounds i8* %tmp3, i64 %add.ptr39.sum.i
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%tmp4 = bitcast i8* %tmp40.i to i64*
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%tmp41.i = load i64* %tmp4
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br i1 undef, label %if.then48.i, label %do.body57.i
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if.then48.i:
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%call54.i = call i32 @foo2()
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br label %do.body57.i
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do.body57.i:
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%tmp58.i = load i7** undef
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%ivar59.i = load i64* @g
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%tmp5 = bitcast i7* %tmp58.i to i8*
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%add.ptr65.sum.i = add i64 %ivar59.i, 8
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%tmp66.i = getelementptr inbounds i8* %tmp5, i64 %add.ptr65.sum.i
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%tmp6 = bitcast i8* %tmp66.i to i64*
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%tmp67.i = load i64* %tmp6
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ret i32* undef
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}
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declare i32 @foo2()
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