llvm-project/llvm/test/CodeGen/ARM/2008-09-14-CoalescerBug.ll

30 lines
1016 B
LLVM

; RUN: llvm-as < %s | llc -mtriple=arm-apple-darwin
@"\01LC1" = external constant [288 x i8] ; <[288 x i8]*> [#uses=1]
declare void @llvm.memcpy.i32(i8*, i8*, i32, i32) nounwind
define i32 @main(i32 %argc, i8** %argv) nounwind {
entry:
br label %bb.i
bb.i: ; preds = %bb.i, %entry
%i.01.i = phi i32 [ 0, %entry ], [ %indvar.next52, %bb.i ] ; <i32> [#uses=1]
%indvar.next52 = add i32 %i.01.i, 1 ; <i32> [#uses=2]
%exitcond53 = icmp eq i32 %indvar.next52, 15 ; <i1> [#uses=1]
br i1 %exitcond53, label %bb.i33.loopexit, label %bb.i
bb.i33.loopexit: ; preds = %bb.i
%0 = malloc [347 x i8] ; <[347 x i8]*> [#uses=2]
%.sub = getelementptr [347 x i8]* %0, i32 0, i32 0 ; <i8*> [#uses=1]
call void @llvm.memcpy.i32( i8* %.sub, i8* getelementptr ([288 x i8]* @"\01LC1", i32 0, i32 0), i32 287, i32 1 ) nounwind
br label %bb.i28
bb.i28: ; preds = %bb.i28, %bb.i33.loopexit
br i1 false, label %repeat_fasta.exit, label %bb.i28
repeat_fasta.exit: ; preds = %bb.i28
free [347 x i8]* %0
unreachable
}