1# REQUIRES: x86 2# RUN: rm -rf %t; split-file %s %t 3# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/test.s -o %t/test.o 4# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/weakfoo.s -o %t/weakfoo.o 5# RUN: not %lld -lSystem %t/test.o %t/weakfoo.o -o /dev/null 2>&1 | FileCheck %s 6 7# CHECK: error: duplicate symbol: _weakfoo 8# CHECK-NEXT: >>> defined in {{.*}}/test.o 9# CHECK-NEXT: >>> defined in {{.*}}/weakfoo.o 10 11## Duplicate absolute symbols that will be dead stripped later should not fail. 12# RUN: %lld -lSystem -dead_strip --dead-strip-duplicates -map %t/stripped-duplicate-map \ 13# RUN: %t/test.o %t/weakfoo.o -o %t/test 14# RUN: llvm-objdump --syms %t/test | FileCheck %s --check-prefix=DUP 15# DUP-LABEL: SYMBOL TABLE: 16# DUP-NEXT: g F __TEXT,__text _main 17# DUP-NEXT: g F __TEXT,__text __mh_execute_header 18# DUP-NEXT: *UND* dyld_stub_binder 19 20## Dead stripped non-section symbols don't show up in map files because there's no input section. 21## Check that _weakfoo doesn't show up. This matches ld64. 22# RUN: FileCheck --check-prefix=DUPMAP %s < %t/stripped-duplicate-map 23# DUPMAP: _main 24# DUPMAP-LABEL: Dead Stripped Symbols 25# DUPMAP-NOT: _weakfoo 26 27#--- weakfoo.s 28.globl _weakfoo 29## The weak attribute is ignored for absolute symbols, so we will have a 30## duplicate symbol error for _weakfoo. 31.weak_definition _weakfoo 32_weakfoo = 0x1234 33 34#--- test.s 35.globl _main, _weakfoo 36.weak_definition _weakfoo 37_weakfoo = 0x5678 38 39.text 40_main: 41 ret 42