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| ; RUN: llc < %s -mtriple=arm-linux-gnueabi
; PR4528
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:64"
target triple = "armv6-elf"
define i32 @file_read_actor(i32* nocapture %desc, i32* %page, i32 %offset, i32 %size) nounwind optsize {
entry:
br i1 undef, label %fault_in_pages_writeable.exit, label %bb5.i
bb5.i: ; preds = %entry
%asmtmp.i = tail call i32 asm sideeffect "1:\09strbt\09$1,[$2]\0A2:\0A\09.section .fixup,\22ax\22\0A\09.align\092\0A3:\09mov\09$0, $3\0A\09b\092b\0A\09.previous\0A\09.section __ex_table,\22a\22\0A\09.align\093\0A\09.long\091b, 3b\0A\09.previous", "=r,r,r,i,0,~{cc}"(i8 0, i32 undef, i32 -14, i32 0) nounwind ; <i32> [#uses=1]
%0 = icmp eq i32 %asmtmp.i, 0 ; <i1> [#uses=1]
br i1 %0, label %bb6.i, label %fault_in_pages_writeable.exit
bb6.i: ; preds = %bb5.i
br i1 undef, label %fault_in_pages_writeable.exit, label %bb7.i
bb7.i: ; preds = %bb6.i
unreachable
fault_in_pages_writeable.exit: ; preds = %bb6.i, %bb5.i, %entry
br i1 undef, label %bb2, label %bb3
bb2: ; preds = %fault_in_pages_writeable.exit
unreachable
bb3: ; preds = %fault_in_pages_writeable.exit
%1 = tail call i32 @__copy_to_user(i8* undef, i8* undef, i32 undef) nounwind ; <i32> [#uses=0]
unreachable
}
declare i32 @__copy_to_user(i8*, i8*, i32)
|