; RUN: opt -instcombine -S -o - %s | FileCheck %s | |
; Tests that we preserve the inrange attribute on indices where possible. | |
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" | |
target triple = "x86_64-unknown-linux-gnu" | |
%struct.A = type { i32 (...)** } | |
@vt = external global [3 x i8*] | |
; CHECK: define i32 (...)** @f0() | |
define i32 (...)** @f0() { | |
; CHECK-NEXT: ret i32 (...)** bitcast (i8** getelementptr inbounds ([3 x i8*], [3 x i8*]* @vt, inrange i64 0, i64 2) to i32 (...)** | |
ret i32 (...)** getelementptr (i32 (...)*, i32 (...)** bitcast (i8** getelementptr inbounds ([3 x i8*], [3 x i8*]* @vt, inrange i64 0, i64 1) to i32 (...)**), i64 1) | |
} | |
; CHECK: define i32 (...)** @f1() | |
define i32 (...)** @f1() { | |
; CHECK-NEXT: ret i32 (...)** getelementptr (i32 (...)*, i32 (...)** bitcast (i8** getelementptr inbounds ([3 x i8*], [3 x i8*]* @vt, i64 0, inrange i64 1) to i32 (...)**), i64 1) | |
ret i32 (...)** getelementptr (i32 (...)*, i32 (...)** bitcast (i8** getelementptr inbounds ([3 x i8*], [3 x i8*]* @vt, i64 0, inrange i64 1) to i32 (...)**), i64 1) | |
} | |
; CHECK: define i32 (...)** @f2() | |
define i32 (...)** @f2() { | |
; CHECK-NEXT: ret i32 (...)** getelementptr (i32 (...)*, i32 (...)** bitcast (i8** getelementptr inbounds ([3 x i8*], [3 x i8*]* @vt, i64 0, inrange i64 1) to i32 (...)**), i64 3) | |
ret i32 (...)** getelementptr (i32 (...)*, i32 (...)** bitcast (i8** getelementptr inbounds ([3 x i8*], [3 x i8*]* @vt, i64 0, inrange i64 1) to i32 (...)**), i64 3) | |
} |