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Add a testcase for the current llvm-gcc build failure.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90112 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nick Lewycky 2009-11-30 07:02:18 +00:00
parent 808ce5fd67
commit 526bc31cee
1 changed files with 33 additions and 0 deletions
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33
test/Transforms/GVN/2009-11-29-ReverseMap.ll Normal file
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; RUN: opt -gvn -disable-output %s
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-f80:32:32-n8:16:32"
target triple = "i386-pc-linux-gnu"
%struct.attribute_spec = type { i8*, i32, i32, i8, i8, i8 }
@attribute_tables = external global [4 x %struct.attribute_spec*] ; <[4 x %struct.attribute_spec*]*> [#uses=2]
define void @decl_attributes() nounwind {
entry:
br label %bb69.i
bb69.i: ; preds = %bb57.i.preheader
%tmp4 = getelementptr inbounds [4 x %struct.attribute_spec*]* @attribute_tables, i32 0, i32 undef ; <%struct.attribute_spec**> [#uses=1]
%tmp5 = getelementptr inbounds [4 x %struct.attribute_spec*]* @attribute_tables, i32 0, i32 undef ; <%struct.attribute_spec**> [#uses=1]
%tmp3 = load %struct.attribute_spec** %tmp4, align 4 ; <%struct.attribute_spec*> [#uses=1]
br label %bb65.i
bb65.i: ; preds = %bb65.i.preheader, %bb64.i
%storemerge6.i = phi i32 [ 1, %bb64.i ], [ 0, %bb69.i ] ; <i32> [#uses=3]
%scevgep14 = getelementptr inbounds %struct.attribute_spec* %tmp3, i32 %storemerge6.i, i32 0 ; <i8**> [#uses=1]
%tmp2 = load i8** %scevgep14, align 4 ; <i8*> [#uses=0]
%tmp = load %struct.attribute_spec** %tmp5, align 4 ; <%struct.attribute_spec*> [#uses=1]
%scevgep1516 = getelementptr inbounds %struct.attribute_spec* %tmp, i32 %storemerge6.i, i32 0 ; <i8**> [#uses=0]
unreachable
bb64.i: ; Unreachable
br label %bb65.i
bb66.i: ; Unreachable
br label %bb69.i
}