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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -verify-machineinstrs | FileCheck %s3 4; It's tempting to eliminate the testl instruction here and just use the5; EFLAGS value from the incl, however it can't be known whether the add6; will overflow, and if it does the incl would set OF, and the7; subsequent setg would return true.8 9target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"10target triple = "i386-apple-darwin9.6"11 12define i32 @f(i32 %j) nounwind readnone {13; CHECK-LABEL: f:14; CHECK: ## %bb.0: ## %entry15; CHECK-NEXT: movl {{[0-9]+}}(%esp), %ecx16; CHECK-NEXT: incl %ecx17; CHECK-NEXT: xorl %eax, %eax18; CHECK-NEXT: testl %ecx, %ecx19; CHECK-NEXT: setg %al20; CHECK-NEXT: retl21entry:22 %0 = add i32 %j, 1 ; <i32> [#uses=1]23 %1 = icmp sgt i32 %0, 0 ; <i1> [#uses=1]24 %2 = zext i1 %1 to i32 ; <i32> [#uses=1]25 ret i32 %226}27