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New testcase distilled from olden-tsp. 

llvm-svn: 2919
This commit is contained in:
Chris Lattner 2002-07-16 17:32:17 +00:00
parent 768846af41
commit 4b933a253f
1 changed files with 53 additions and 0 deletions
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53
llvm/test/Regression/Transforms/LevelRaise/2002-07-16-RaiseCrash.ll Normal file
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; as < %s | opt -raise
%Tree = type %struct.tree*
%struct.tree = type { int, double, double, %Tree, %Tree, %Tree, %Tree }
implementation ; Functions:
void %reverse(%Tree %t) {
bb0: ;[#uses=0]
%cast219 = cast %Tree %t to sbyte*** ; <sbyte***> [#uses=7]
%cond220 = seteq sbyte*** %cast219, null ; <bool> [#uses=1]
br bool %cond220, label %bb5, label %bb2
bb2: ;[#uses=3]
%reg2221 = getelementptr sbyte*** %cast219, uint 6 ; <sbyte***> [#uses=1]
%reg108 = load sbyte*** %reg2221 ; <sbyte**> [#uses=3]
%reg2251 = getelementptr sbyte** %reg108, uint 5 ; <sbyte**> [#uses=1]
store sbyte* null, sbyte** %reg2251
%reg2281 = getelementptr sbyte*** %cast219, uint 6 ; <sbyte***> [#uses=1]
store sbyte** null, sbyte*** %reg2281
%reg2311 = getelementptr sbyte*** %cast219, uint 5 ; <sbyte***> [#uses=1]
%reg114 = load sbyte*** %reg2311, uint 0 ; <sbyte**> [#uses=2]
%cond234 = seteq sbyte** %reg114, null ; <bool> [#uses=1]
br bool %cond234, label %bb4, label %bb3
bb3: ;[#uses=4]
%reg115 = phi sbyte*** [ %cast117, %bb3 ], [ %cast219, %bb2 ] ; <sbyte***> [#uses=2]
%reg116 = phi sbyte** [ %cast118, %bb3 ], [ %reg114, %bb2 ] ; <sbyte**> [#uses=4]
%reg236 = getelementptr sbyte** %reg116, uint 5 ; <sbyte**> [#uses=1]
%reg110 = load sbyte** %reg236 ; <sbyte*> [#uses=1]
%reg239 = getelementptr sbyte** %reg116, uint 5 ; <sbyte**> [#uses=1]
%cast241 = cast sbyte*** %reg115 to sbyte* ; <sbyte*> [#uses=1]
store sbyte* %cast241, sbyte** %reg239
%reg242 = getelementptr sbyte*** %reg115, uint 6 ; <sbyte***> [#uses=1]
store sbyte** %reg116, sbyte*** %reg242
%cast117 = cast sbyte** %reg116 to sbyte*** ; <sbyte***> [#uses=1]
%cast118 = cast sbyte* %reg110 to sbyte** ; <sbyte**> [#uses=2]
%cond245 = setne sbyte** %cast118, null ; <bool> [#uses=1]
br bool %cond245, label %bb3, label %bb4
bb4: ;[#uses=2]
%reg247 = getelementptr sbyte*** %cast219, uint 5 ; <sbyte***> [#uses=1]
store sbyte** %reg108, sbyte*** %reg247
%reg250 = getelementptr sbyte** %reg108, uint 6 ; <sbyte**> [#uses=2]
cast sbyte** %reg250 to sbyte**** ; <sbyte****>:0 [#uses=0]
%cast252 = cast sbyte*** %cast219 to sbyte* ; <sbyte*> [#uses=1]
store sbyte* %cast252, sbyte** %reg250
br label %bb5
bb5: ;[#uses=2]
ret void
}