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llvm-mirror/test/Transforms/Mem2Reg/2003-04-18-DeadBlockProblem.ll
Dan Gohman 205b641954 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

17 lines
384 B
LLVM

; This testcases makes sure that mem2reg can handle unreachable blocks.
; RUN: opt < %s -mem2reg
define i32 @test() {
%X = alloca i32 ; <i32*> [#uses=2]
store i32 6, i32* %X
br label %Loop
Loop: ; preds = %EndOfLoop, %0
store i32 5, i32* %X
br label %EndOfLoop
Unreachable: ; No predecessors!
br label %EndOfLoop
EndOfLoop: ; preds = %Unreachable, %Loop
br label %Loop
}