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llvm
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test
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Analysis
/
ScalarEvolution
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unreachable-code.ll
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; RUN: opt < %s -disable-output "-passes=print<scalar-evolution>" 2>&1 | FileCheck %s
; CHECK: %t = add i64 %t, 1
; CHECK: --> undef
define
void
@foo
()
{
entry
:
ret
void
dead
:
%t
=
add
i64
%t
,
1
ret
void
}