llvm-6502/test/Transforms/InstCombine/2009-04-06-GEP-Index-Crash.ll
2009-04-07 05:03:34 +00:00

25 lines
891 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis
; rdar://6762290
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin9"
%T = type <{ i64, i64, i64 }>
define i32 @test(i8* %start, i32 %X) nounwind {
entry:
%tmp3 = load i64* null ; <i64> [#uses=1]
%add.ptr = getelementptr i8* %start, i64 %tmp3 ; <i8*> [#uses=1]
%tmp158 = load i32* null ; <i32> [#uses=1]
%add.ptr159 = getelementptr %T* null, i32 %tmp158
%add.ptr209 = getelementptr i8* %start, i64 0 ; <i8*> [#uses=1]
%add.ptr212 = getelementptr i8* %add.ptr209, i32 %X ; <i8*> [#uses=1]
%cmp214 = icmp ugt i8* %add.ptr212, %add.ptr ; <i1> [#uses=1]
br i1 %cmp214, label %if.then216, label %if.end363
if.then216: ; preds = %for.body162
ret i32 1
if.end363: ; preds = %for.body162
ret i32 0
}