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llvm-mirror/test/Transforms/SimplifyCFG/EqualPHIEdgeBlockMerge.ll
Reid Spencer 11d48d6932 For PR1319:
Upgrade to use new Tcl exec based test harness. This exposes 3 bugs that
were previously not being reported:
test/Transforms/GlobalDCE/2002-08-17-FunctionDGE.ll
test/Transforms/GlobalOpt/memset.ll
test/Transforms/IndVarsSimplify/exit_value_tests.llx

llvm-svn: 36065
2007-04-15 09:21:47 +00:00

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370 B
LLVM

; Test merging of blocks with phi nodes.
;
; RUN: llvm-upgrade < %s | llvm-as | opt -simplifycfg | llvm-dis | not grep N:
;
int %test(bool %a) {
Q:
br bool %a, label %N, label %M
N:
br label %M
M:
; It's ok to merge N and M because the incoming values for W are the
; same for both cases...
%W = phi int [2, %N], [2, %Q]
%R = add int %W, 1
ret int %R
}