1 ; RUN: opt < %s -indvars -S > %t 2 ; RUN: grep {icmp ugt i8\\\*} %t | count 1 3 ; RUN: grep {icmp sgt i8\\\*} %t | count 1 4 5 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n:32:64" 6 7 %struct.CKenCodeCodec = type <{ i8 }> 8 9 define void @foo(i8* %str1Ptr, i8* %str2Ptr, i8* %inLastBytePtr) nounwind { 10 entry: 11 %0 = icmp ult i8* %str2Ptr, %str1Ptr ; <i1> [#uses=1] 12 %str2Ptr_addr.0 = select i1 %0, i8* %str1Ptr, i8* %str2Ptr ; <i8*> [#uses=1] 13 br label %bb2 14 15 bb2: ; preds = %bb2, %entry 16 %str2Ptr_addr.1 = phi i8* [ %str2Ptr_addr.0, %entry ], [ %1, %bb2 ] ; <i8*> [#uses=1] 17 %1 = getelementptr i8* %str2Ptr_addr.1, i64 1 ; <i8*> [#uses=2] 18 %2 = icmp ult i8* %1, %inLastBytePtr ; <i1> [#uses=0] 19 br i1 undef, label %bb2, label %return 20 21 return: ; preds = %bb2 22 ret void 23 } 24 25 define void @sfoo(i8* %str1Ptr, i8* %str2Ptr, i8* %inLastBytePtr) nounwind { 26 entry: 27 %0 = icmp slt i8* %str2Ptr, %str1Ptr ; <i1> [#uses=1] 28 %str2Ptr_addr.0 = select i1 %0, i8* %str1Ptr, i8* %str2Ptr ; <i8*> [#uses=1] 29 br label %bb2 30 31 bb2: ; preds = %bb2, %entry 32 %str2Ptr_addr.1 = phi i8* [ %str2Ptr_addr.0, %entry ], [ %1, %bb2 ] ; <i8*> [#uses=1] 33 %1 = getelementptr i8* %str2Ptr_addr.1, i64 1 ; <i8*> [#uses=2] 34 %2 = icmp slt i8* %1, %inLastBytePtr ; <i1> [#uses=0] 35 br i1 undef, label %bb2, label %return 36 37 return: ; preds = %bb2 38 ret void 39 } 40
