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1# REQUIRES: x862# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o3# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux \4# RUN: %p/Inputs/abs.s -o %tabs.o5# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux \6# RUN: %p/Inputs/shared.s -o %tshared.o7# RUN: rm -f %tar.a8# RUN: llvm-ar rcs %tar.a %tabs.o %tshared.o9 10# Symbols from the archive are not in if not needed11# RUN: ld.lld -o %t1 %t.o %tar.a12# RUN: llvm-readobj --symbols %t1 | FileCheck --check-prefix=NO-UNDEFINED %s13# NO-UNDEFINED: Symbols [14# NO-UNDEFINED-NOT: Name: abs15# NO-UNDEFINED-NOT: Name: big16# NO-UNDEFINED-NOT: Name: bar17# NO-UNDEFINED-NOT: Name: zed18# NO-UNDEFINED: ]19 20# Symbols from the archive are in if needed, but only from the21# containing object file22# RUN: ld.lld -o %t2 %t.o %tar.a -u bar23# RUN: llvm-readobj --symbols %t2 | FileCheck --check-prefix=ONE-UNDEFINED %s24# ONE-UNDEFINED: Symbols [25# ONE-UNDEFINED-NOT: Name: abs26# ONE-UNDEFINED-NOT: Name: big27# ONE-UNDEFINED: Name: bar28# ONE-UNDEFINED: Name: zed29# ONE-UNDEFINED: ]30 31# Use the option couple of times, both short and long forms32# RUN: ld.lld -o %t3 %t.o %tar.a -u bar --undefined=abs33# RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=TWO-UNDEFINED %s34# RUN: ld.lld -o %t3 %t.o %tar.a -u bar --undefined abs35# RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=TWO-UNDEFINED %s36# TWO-UNDEFINED: Symbols [37# TWO-UNDEFINED: Name: abs38# TWO-UNDEFINED: Name: big39# TWO-UNDEFINED: Name: bar40# TWO-UNDEFINED: Name: zed41# TWO-UNDEFINED: ]42# Now the same logic but linker script is used to set undefines43# RUN: echo "EXTERN( bar \"abs\" )" > %t.script44# RUN: ld.lld -o %t3 %t.o %tar.a %t.script45# RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=TWO-UNDEFINED %s46 47# Added undefined symbol may be left undefined without error, but48# shouldn't show up in the dynamic table.49# RUN: ld.lld -shared -o %t4 %t.o %tar.a -u unknown50# RUN: llvm-readobj --dyn-symbols %t4 | \51# RUN: FileCheck --check-prefix=UNK-UNDEFINED-SO %s52# UNK-UNDEFINED-SO: DynamicSymbols [53# UNK-UNDEFINED-SO-NOT: Name: unknown54# UNK-UNDEFINED-SO: ]55 56# Added undefined symbols should appear in the dynamic table if necessary.57# RUN: ld.lld -shared -soname=t -o %t.so %t.o -u export58# RUN: llvm-readobj --dyn-symbols %t.so | \59# RUN: FileCheck --check-prefix=EXPORT-SO %s60# EXPORT-SO: DynamicSymbols [61# EXPORT-SO: Name: export62# EXPORT-SO: ]63 64## Test that we handle -u before input files: if we handle -u after65## %t.so, foo would be undefined in the output.66# RUN: rm -f %t.a && llvm-ar rc %t.a %t.o67# RUN: ld.lld -u export %t.a %t.so -o %t568# RUN: llvm-readobj --dyn-symbols %t5 | FileCheck --check-prefix=EXPORT-SO %s69 70.globl _start71_start:72 73.globl export74export:75