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llvm-mirror/test/Transforms/IndVarSimplify/2003-04-16-ExprAnalysis.ll
Eric Christopher a62270de2c Revert "Temporarily Revert "Add basic loop fusion pass.""
The reversion apparently deleted the test/Transforms directory.

Will be re-reverting again.

llvm-svn: 358552
2019-04-17 04:52:47 +00:00

18 lines
520 B
LLVM

; This is a test case for the expression analysis code, not really indvars.
; It was assuming any constant of int type was a ConstantInteger.
;
; RUN: opt < %s -indvars
@X = global i32 7 ; <i32*> [#uses=1]
define void @test(i32 %A) {
; <label>:0
br label %Loop
Loop: ; preds = %Loop, %0
%IV = phi i32 [ %A, %0 ], [ %IVNext, %Loop ] ; <i32> [#uses=1]
%IVNext = add i32 %IV, ptrtoint (i32* @X to i32) ; <i32> [#uses=1]
br label %Loop
}