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New testcase that crashes preheaders

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5954 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-04-25 23:26:52 +00:00
parent 02a78cf7ea
commit d96f1eb5e0
2 changed files with 44 additions and 0 deletions
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22
test/Transforms/LoopPreheaders/2003-04-25-AssertFail.ll Normal file
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; RUN: as < %s | opt -preheaders
implementation ; Functions:
int %yylex() { ; No predecessors!
br label %loopentry.0
loopentry.0: ; preds = %0, %yy_find_action, %else.4
br label %loopexit.2
loopexit.2: ; preds = %loopentry.0, %else.4, %loopexit.2
br bool false, label %loopexit.2, label %else.4
yy_find_action: ; preds = %loopexit.2, %else.4
br label %else.4
else.4: ; preds = %yy_find_action
switch uint 0, label %loopexit.2 [
uint 2, label %yy_find_action
uint 0, label %loopentry.0
]
}

22
test/Transforms/LoopSimplify/2003-04-25-AssertFail.ll Normal file
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; RUN: as < %s | opt -preheaders
implementation ; Functions:
int %yylex() { ; No predecessors!
br label %loopentry.0
loopentry.0: ; preds = %0, %yy_find_action, %else.4
br label %loopexit.2
loopexit.2: ; preds = %loopentry.0, %else.4, %loopexit.2
br bool false, label %loopexit.2, label %else.4
yy_find_action: ; preds = %loopexit.2, %else.4
br label %else.4
else.4: ; preds = %yy_find_action
switch uint 0, label %loopexit.2 [
uint 2, label %yy_find_action
uint 0, label %loopentry.0
]
}