--- /dev/null
+; RUN: llc -asm-verbose=false < %s | FileCheck %s
+; PR26063
+
+target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
+target triple = "armv7--linux-gnueabihf"
+
+; CHECK: .LBB0_1:
+; CHECK-NEXT: bl f{{$}}
+; CHECK-NEXT: ldrb r[[T0:[0-9]+]], [r{{[0-9]+}}, #1]!{{$}}
+; CHECK-NEXT: cmp r{{[0-9]+}}, #1{{$}}
+; CHECK-NEXT: cmpne r[[T0]], #0{{$}}
+; CHECK-NEXT: bne .LBB0_1{{$}}
+define i8* @h(i8* readonly %a, i32 %b, i32 %c) {
+entry:
+ %0 = load i8, i8* %a, align 1
+ %tobool4 = icmp ne i8 %0, 0
+ %cmp5 = icmp ne i32 %b, 1
+ %1 = and i1 %cmp5, %tobool4
+ br i1 %1, label %while.body.preheader, label %while.end
+
+while.body.preheader: ; preds = %entry
+ br label %while.body
+
+while.body: ; preds = %while.body.preheader, %while.body
+ %a.addr.06 = phi i8* [ %incdec.ptr, %while.body ], [ %a, %while.body.preheader ]
+ %call = tail call i32 bitcast (i32 (...)* @f to i32 ()*)()
+ %incdec.ptr = getelementptr inbounds i8, i8* %a.addr.06, i32 1
+ %2 = load i8, i8* %incdec.ptr, align 1
+ %tobool = icmp ne i8 %2, 0
+ %cmp = icmp ne i32 %call, 1
+ %3 = and i1 %cmp, %tobool
+ br i1 %3, label %while.body, label %while.end.loopexit
+
+while.end.loopexit: ; preds = %while.body
+ %incdec.ptr.lcssa = phi i8* [ %incdec.ptr, %while.body ]
+ br label %while.end
+
+while.end: ; preds = %while.end.loopexit, %entry
+ %a.addr.0.lcssa = phi i8* [ %a, %entry ], [ %incdec.ptr.lcssa, %while.end.loopexit ]
+ ret i8* %a.addr.0.lcssa
+}
+
+declare i32 @f(...)