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1; REQUIRES: x862 3; RUN: llvm-as %s -o %t.obj4; RUN: lld-link -opt:lldlto=0 %t.obj -dll -noentry -out:%t.dll -mllvm:-debug-pass=Structure 2>&1 | FileCheck --check-prefix=OPT %s5; RUN: lld-link -opt:lldltocgo=0 %t.obj -dll -noentry -out:%t.dll -mllvm:-debug-pass=Structure 2>&1 | FileCheck --check-prefix=NOOPT %s6; RUN: lld-link -opt:lldlto=3 %t.obj -dll -noentry -out:%t.dll -mllvm:-debug-pass=Structure 2>&1 | FileCheck --check-prefix=OPT %s7; RUN: lld-link -opt:lldltocgo=3 %t.obj -dll -noentry -out:%t.dll -mllvm:-debug-pass=Structure 2>&1 | FileCheck --check-prefix=OPT %s8; RUN: lld-link -opt:lldlto=0 -opt:lldltocgo=0 %t.obj -dll -noentry -out:%t.dll -mllvm:-debug-pass=Structure 2>&1 | FileCheck --check-prefix=NOOPT %s9; RUN: lld-link -opt:lldlto=3 -opt:lldltocgo=0 %t.obj -dll -noentry -out:%t.dll -mllvm:-debug-pass=Structure 2>&1 | FileCheck --check-prefix=NOOPT %s10; RUN: lld-link -opt:lldlto=0 -opt:lldltocgo=3 %t.obj -dll -noentry -out:%t.dll -mllvm:-debug-pass=Structure 2>&1 | FileCheck --check-prefix=OPT %s11; RUN: lld-link -opt:lldlto=3 -opt:lldltocgo=3 %t.obj -dll -noentry -out:%t.dll -mllvm:-debug-pass=Structure 2>&1 | FileCheck --check-prefix=OPT %s12; RUN: lld-link -opt:lldlto=0 -opt:lldltocgo=0 -opt:lldltocgo=2 %t.obj -dll -noentry -out:%t.dll -mllvm:-debug-pass=Structure 2>&1 | FileCheck --check-prefix=OPT %s13; RUN: not lld-link -opt:lldlto=4 %t.obj -dll -noentry -out:%t.dll -mllvm:-debug-pass=Structure 2>&1 | FileCheck --check-prefix=ERROR-O4 %s14; RUN: not lld-link -opt:lldltocgo=4 %t.obj -dll -noentry -out:%t.dll -mllvm:-debug-pass=Structure 2>&1 | FileCheck --check-prefix=ERROR-CGO4 %s15; RUN: not lld-link -opt:lldlto=4 -opt:lldltocgo=4 %t.obj -dll -noentry -out:%t.dll -mllvm:-debug-pass=Structure 2>&1 | FileCheck --check-prefixes=ERROR-O4,ERROR-CGO4 %s16 17; NOOPT: Fast Register Allocator18; OPT: Greedy Register Allocator19; ERROR-O4: lld-link: error: /opt:lldlto: invalid optimization level: 420; ERROR-CGO4: lld-link: error: /opt:lldltocgo: invalid codegen optimization level: 421 22target datalayout = "e-m:w-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"23target triple = "x86_64-pc-windows-msvc"24 25define void @_start() {26entry:27 ret void28}29