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1; REQUIRES: x862 3; RUN: llvm-as %s -o %t.o4; RUN: wasm-ld --lto-O0 %t.o -o %t -mllvm -debug-pass=Structure 2>&1 | FileCheck --check-prefix=OPT %s5; RUN: wasm-ld --lto-CGO0 %t.o -o %t -mllvm -debug-pass=Structure 2>&1 | FileCheck --check-prefix=NOOPT %s6; RUN: wasm-ld --lto-O3 %t.o -o %t -mllvm -debug-pass=Structure 2>&1 | FileCheck --check-prefix=OPT %s7; RUN: wasm-ld --lto-CGO3 %t.o -o %t -mllvm -debug-pass=Structure 2>&1 | FileCheck --check-prefix=OPT %s8; RUN: wasm-ld --lto-O0 --lto-CGO0 %t.o -o %t -mllvm -debug-pass=Structure 2>&1 | FileCheck --check-prefix=NOOPT %s9; RUN: wasm-ld --lto-O3 --lto-CGO0 %t.o -o %t -mllvm -debug-pass=Structure 2>&1 | FileCheck --check-prefix=NOOPT %s10; RUN: wasm-ld --lto-O0 --lto-CGO3 %t.o -o %t -mllvm -debug-pass=Structure 2>&1 | FileCheck --check-prefix=OPT %s11; RUN: wasm-ld --lto-O3 --lto-CGO3 %t.o -o %t -mllvm -debug-pass=Structure 2>&1 | FileCheck --check-prefix=OPT %s12; RUN: wasm-ld --lto-O0 --lto-CGO0 --lto-CGO2 %t.o -o %t -mllvm -debug-pass=Structure 2>&1 | FileCheck --check-prefix=OPT %s13; RUN: not wasm-ld --lto-O4 %t.o -o %t -mllvm -debug-pass=Structure 2>&1 | FileCheck --check-prefix=ERROR-O4 %s14; RUN: not wasm-ld --lto-CGO4 %t.o -o %t -mllvm -debug-pass=Structure 2>&1 | FileCheck --check-prefix=ERROR-CGO4 %s15; RUN: not wasm-ld --lto-O4 --lto-CGO4 %t.o -o %t -mllvm -debug-pass=Structure 2>&1 | FileCheck --check-prefixes=ERROR-O4,ERROR-CGO4 %s16 17; NOOPT-NOT: WebAssembly Optimize Returned18; OPT: WebAssembly Optimize Returned19; ERROR-O4: wasm-ld: error: invalid optimization level for LTO: 420; ERROR-CGO4: wasm-ld: error: invalid codegen optimization level for LTO: 421 22target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"23target triple = "wasm32-unknown-unknown-wasm"24 25define void @_start() {26entry:27 ret void28}29