1; We generate invalid TBAA, hence -disable-verify, but this is a convenient way 2; to trigger a metadata lazyloading crash 3 4; RUN: opt -module-summary %s -o %t.bc -bitcode-mdindex-threshold=0 -disable-verify 5; RUN: opt -module-summary %p/Inputs/funcimport-tbaa.ll -o %t2.bc 6; RUN: llvm-lto -thinlto-action=thinlink -o %t3.bc %t.bc %t2.bc 7 8 9; RUN: llvm-lto -thinlto-action=import %t2.bc -thinlto-index=%t3.bc -o - \ 10; RUN: | llvm-dis -o - | FileCheck %s --check-prefix=IMPORTGLOB1 11; IMPORTGLOB1: define available_externally float @globalfunc1 12 13target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 14target triple = "x86_64-apple-macosx10.11.0" 15 16define float @globalfunc1(ptr, ptr) { 17 %3 = load i32, ptr %0, align 4, !tbaa !0 18 %4 = sitofp i32 %3 to float 19 %5 = load float, ptr %1, align 4, !tbaa !4 20 %6 = fadd float %4, %5 21 ret float %6 22} 23 24; We need a second function for force the metadata to be emitted in the global block 25define float @globalfunc2(ptr, ptr) { 26 %3 = load i32, ptr %0, align 4, !tbaa !0 27 %4 = sitofp i32 %3 to float 28 %5 = load float, ptr %1, align 4, !tbaa !4 29 %6 = fadd float %4, %5 30 ret float %6 31} 32 33!0 = !{!1, !4, i64 0} 34!1 = !{!"int", !2, i64 0} 35!2 = !{!"omnipotent char", !3, i64 0} 36!3 = !{!"Simple C/C++ TBAA"} 37!4 = !{!5, !5, i64 0} 38!5 = !{!"float", !2, i64 0} 39