1; RUN: llc < %s -mtriple=s390x-linux-gnu -start-after=codegenprepare | FileCheck %s 2; 3; Test that compilation succeeds with multiple users of the carry resulting 4; in a truncation of the SELECT_CCMASK used by GET_CCMASK. 5 6define void @fun() { 7; CHECK-LABEL: fun: 8bb: 9 %0 = call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 poison, i64 poison) 10 %ov = extractvalue { i64, i1 } %0, 1 11 %i2 = sext i1 %ov to i64 12 %i3 = select i1 %ov, i64 9223372036854775807, i64 -1 13 %i4 = sub nsw i64 %i3, %i2 14 %i5 = and i64 %i4, %i2 15 %i6 = icmp slt i64 %i5, 0 16 %i7 = xor i1 %ov, true 17 %i8 = select i1 %i6, i1 %i7, i1 false 18 %i9 = sext i1 %i8 to i16 19 store i16 %i9, ptr poison, align 2 20 unreachable 21} 22 23declare { i64, i1 } @llvm.uadd.with.overflow.i64(i64, i64) 24