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Testcase for PR1015

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32973 91177308-0d34-0410-b5e6-96231b3b80d8
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Chris Lattner 2007-01-07 02:24:10 +00:00
parent f82188c9ce
commit b4b512bc6e
1 changed files with 53 additions and 0 deletions
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test/Transforms/IndVarsSimplify/2007-01-06-TripCount.ll Normal file
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; RUN: llvm-as < %s | opt -indvars -disable-output &&
; RUN: llvm-as < %s | opt -indvars | llvm-dis | not grep 'ret i32 0'
; PR1015
target datalayout = "e-p:32:32"
target endian = little
target pointersize = 32
target triple = "i686-apple-darwin8"
%foo = internal constant [5 x i8] c"\00abc\00" ; <[5 x i8]*> [#uses=1]
%str = internal constant [4 x i8] c"%d\0A\00" ; <[4 x i8]*> [#uses=1]
implementation ; Functions:
define i32 %test(i32 %J) {
entry:
br label %bb2
bb: ; preds = %cond_next, %cond_true
%tmp1 = add i32 %i.0, 1 ; <i32> [#uses=1]
br label %bb2
bb2: ; preds = %bb, %entry
%i.0 = phi i32 [ 0, %entry ], [ %tmp1, %bb ] ; <i32> [#uses=4]
%tmp = icmp eq i32 %i.0, 0 ; <bool> [#uses=1]
br bool %tmp, label %cond_true, label %cond_next
cond_true: ; preds = %bb2
br label %bb
cond_next: ; preds = %bb2
%tmp = getelementptr [5 x i8]* %foo, i32 0, i32 %i.0 ; <i8*> [#uses=1]
%tmp = load i8* %tmp ; <i8> [#uses=1]
%tmp5 = icmp eq i8 %tmp, 0 ; <bool> [#uses=1]
br bool %tmp5, label %bb6, label %bb
bb6: ; preds = %cond_next
br label %return
return: ; preds = %bb6
ret i32 %i.0
}
define void %main() {
entry:
%tmp = call i32 %test( i32 0 ) ; <i32> [#uses=1]
%tmp1 = call i32 (i8*, ...)* %printf( i8* getelementptr ([4 x i8]* %str, i32 0, i32 0), i32 %tmp ) ; <i32> [#uses=0]
br label %return
return: ; preds = %entry
ret void
}
declare i32 %printf(i8*, ...)