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llvm-mirror/test/Regression/Transforms/GCSE/2002-05-21-NoSharedDominator.ll

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2002-05-21 22:03:42 +02:00
; This testcase shows a bug where an common subexpression exists, but there
; is no shared dominator block that the expression can be hoisted out to.
;
; RUN: as < %s | opt -gcse | dis
int "test"(int %X, int %Y) {
%Z = add int %X, %Y
ret int %Z
Unreachable:
%Q = add int %X, %Y
ret int %Q
}