1; RUN: llvm-as %s -o %t1.o 2; RUN: llvm-as %p/Inputs/common.ll -o %t2.o 3; RUN: llvm-as %p/Inputs/common2.ll -o %t2b.o 4; RUN: llvm-as %p/Inputs/common3.ll -o %t2c.o 5 6target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 7target triple = "x86_64-unknown-linux-gnu" 8 9@a = common global i16 0, align 8 10 11; RUN: %gold -m elf_x86_64 -plugin %llvmshlibdir/LLVMgold%shlibext \ 12; RUN: --plugin-opt=emit-llvm \ 13; RUN: -shared %t1.o %t2.o -o %t3.o 14; RUN: llvm-dis %t3.o -o - | FileCheck %s --check-prefix=A 15 16; Shared library case, we merge @a as common and keep it for the symbol table. 17; A: @a = common global [4 x i8] zeroinitializer, align 8 18 19; RUN: %gold -m elf_x86_64 -plugin %llvmshlibdir/LLVMgold%shlibext \ 20; RUN: --plugin-opt=emit-llvm \ 21; RUN: -shared %t1.o %t2b.o -o %t3.o 22; RUN: llvm-dis %t3.o -o - | FileCheck %s --check-prefix=B 23 24; (i16 align 8) + (i8 align 16) = i16 align 16 25; B: @a = common global i16 0, align 16 26 27; RUN: %gold -m elf_x86_64 -plugin %llvmshlibdir/LLVMgold%shlibext \ 28; RUN: --plugin-opt=emit-llvm \ 29; RUN: -shared %t1.o %t2c.o -o %t3.o 30; RUN: llvm-dis %t3.o -o - | FileCheck %s --check-prefix=C 31 32; (i16 align 8) + (i8 align 1) = i16 align 8. 33; C: @a = common global i16 0, align 8 34 35; RUN: %gold -m elf_x86_64 -plugin %llvmshlibdir/LLVMgold%shlibext \ 36; RUN: --plugin-opt=emit-llvm \ 37; RUN: %t1.o %t2.o -o %t3.o 38; RUN: llvm-dis %t3.o -o - | FileCheck --check-prefix=EXEC %s 39 40; All IR case, we internalize a after merging. 41; EXEC: @a = internal global [4 x i8] zeroinitializer, align 8 42 43; RUN: llc %p/Inputs/common.ll -o %t2native.o -filetype=obj 44; RUN: %gold -m elf_x86_64 -plugin %llvmshlibdir/LLVMgold%shlibext \ 45; RUN: --plugin-opt=emit-llvm \ 46; RUN: %t1.o %t2native.o -o %t3.o 47; RUN: llvm-dis %t3.o -o - | FileCheck --check-prefix=MIXED %s 48 49; Mixed ELF and IR. We keep ours as common so the linker will finish the merge. 50; MIXED: @a = common dso_local global i16 0, align 8 51