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new testcase for PR515

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20223 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-02-17 16:53:41 +00:00
parent 78ba11d0d2
commit 491a1b87d5
1 changed files with 63 additions and 0 deletions
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63
test/Transforms/IndVarsSimplify/2005-02-17-TruncateExprCrash.ll Normal file
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; RUN: llvm-as < %s | opt -indvars -disable-output
implementation ; Functions:
declare void %q_atomic_increment()
declare void %_Z9qt_assertPKcS0_i()
void %_ZN13QMetaResourceC1EPKh() {
entry:
invoke void %_Z9qt_assertPKcS0_i( )
to label %endif.1 unwind label %then.i.i551
then.i.i551: ; preds = %entry
ret void
endif.1: ; preds = %entry
br bool false, label %then.2, label %then.i.i
then.2: ; preds = %endif.1
invoke void %q_atomic_increment( )
to label %loopentry.0 unwind label %invoke_catch.6
invoke_catch.6: ; preds = %then.2
ret void
loopentry.0: ; preds = %then.2
br bool false, label %shortcirc_next.i, label %endif.3
endif.3: ; preds = %loopentry.0
ret void
shortcirc_next.i: ; preds = %loopentry.0
br bool false, label %_ZNK7QString2atEi.exit, label %then.i
then.i: ; preds = %shortcirc_next.i
ret void
_ZNK7QString2atEi.exit: ; preds = %shortcirc_next.i
br bool false, label %endif.4, label %then.4
then.4: ; preds = %_ZNK7QString2atEi.exit
ret void
endif.4: ; preds = %_ZNK7QString2atEi.exit
%tmp.115 = load ubyte* null ; <ubyte> [#uses=1]
br bool false, label %loopexit.1, label %no_exit.0
no_exit.0: ; preds = %no_exit.0, %endif.4
%bytes_in_len.4.5 = phi ubyte [ %dec, %no_exit.0 ], [ %tmp.115, %endif.4 ] ; <ubyte> [#uses=1]
%off.5.5.in = phi int [ %off.5.5, %no_exit.0 ], [ 0, %endif.4 ] ; <int> [#uses=1]
%off.5.5 = add int %off.5.5.in, 1 ; <int> [#uses=2]
%dec = add ubyte %bytes_in_len.4.5, 255 ; <ubyte> [#uses=2]
%tmp.123631 = seteq ubyte %dec, 0 ; <bool> [#uses=1]
br bool %tmp.123631, label %loopexit.1, label %no_exit.0
loopexit.1: ; preds = %no_exit.0, %endif.4
%off.5.in.6 = phi int [ 0, %endif.4 ], [ %off.5.5, %no_exit.0 ] ; <int> [#uses=0]
ret void
then.i.i: ; preds = %endif.1
ret void
}