1; fastisel should not fold add with non-pointer bitwidth 2; sext(a) + sext(b) != sext(a + b) 3; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-freebsd10.0 %s -O0 -o - | FileCheck %s 4 5define zeroext i8 @gep_promotion(i8* %ptr) nounwind { 6entry: 7 %ptr.addr = alloca i8*, align 8 8 %add = add i8 64, 64 ; 0x40 + 0x40 9 %0 = load i8*, i8** %ptr.addr, align 8 10 11 ; CHECK-LABEL: gep_promotion: 12 ; CHECK: lbz {{[0-9]+}}, 0({{.*}}) 13 %arrayidx = getelementptr inbounds i8, i8* %0, i8 %add 14 15 %1 = load i8, i8* %arrayidx, align 1 16 ret i8 %1 17} 18