1# REQUIRES: x86 2 3# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o 4# RUN: echo ".global foo; foo:" | \ 5# RUN: llvm-mc -filetype=obj -triple=x86_64 - -o %tfoo.o 6# RUN: rm -rf %t.dir %t.cwd 7# RUN: mkdir -p %t.dir 8 9## Error if dependent libraries cannot be found. 10# RUN: not ld.lld %t.o -o /dev/null 2>&1 | FileCheck %s -DOBJ=%t.o --check-prefix MISSING 11# MISSING: error: [[OBJ]]: unable to find library from dependent library specifier: foo.a 12# MISSING-NEXT: error: [[OBJ]]: unable to find library from dependent library specifier: bar 13 14## Can ignore dependent libraries. 15# RUN: not ld.lld %t.o -o /dev/null --no-dependent-libraries 2>&1 | FileCheck %s --check-prefix IGNORE 16# IGNORE: error: undefined symbol: foo 17 18## -r links preserve dependent libraries. 19# RUN: ld.lld %t.o %t.o -r -o %t-r.o 20# RUN: not ld.lld %t-r.o -o /dev/null 2>&1 | sort | FileCheck %s -DOBJ=%t-r.o --check-prefixes MINUSR 21# MINUSR: error: [[OBJ]]: unable to find library from dependent library specifier: bar 22# MINUSR-NEXT: error: [[OBJ]]: unable to find library from dependent library specifier: foo.a 23# MINUSR-NOT: unable to find library from dependent library specifier 24 25## Dependent libraries searched for symbols after libraries on the command line. 26# RUN: mkdir -p %t.cwd 27# RUN: cd %t.cwd 28# RUN: llvm-ar rc %t.dir/foo.a %tfoo.o 29# RUN: touch %t.dir/libbar.so 30# RUN: cp %t.dir/foo.a %t.cwd/libcmdline.a 31# RUN: ld.lld %t.o libcmdline.a -o /dev/null -L %t.dir --trace 2>&1 | \ 32# RUN: FileCheck %s -DOBJ=%t.o -DSO=%t.dir --check-prefix CMDLINE \ 33# RUN: --implicit-check-not=foo.a --implicit-check-not=libbar.so 34# CMDLINE: [[OBJ]] 35# CMDLINE-NEXT: {{^libcmdline\.a}} 36 37## LLD tries to resolve dependent library specifiers in the following order: 38## 1) The literal name in the current working directory. 39## 2) The literal name in a library search path. 40## 3) The name, prefixed with "lib" and suffixed with ".so" or ".a" in a 41## library search path. This means that a directive of "foo.a" could lead 42## to a library named "libfoo.a.a" being linked in. 43## When using library search paths for dependent libraries, LLD follows the same 44## rules as for libraries specified on the command line. 45# RUN: cp %t.dir/foo.a %t.cwd/foo.a 46# RUN: cp %t.dir/foo.a %t.dir/libfoo.a.a 47# RUN: ld.lld %t.o -o /dev/null -L %t.dir --trace 2>&1 | \ 48# RUN: FileCheck %s -DOBJ=%t.o -DDIR=%t.dir --check-prefix=CWD \ 49# RUN: --implicit-check-not=foo.a --implicit-check-not=libbar.so 50 51# CWD: [[OBJ]] 52# CWD-NEXT: {{^foo\.a}} 53 54# RUN: rm %t.cwd/foo.a 55# RUN: ld.lld %t.o -o /dev/null -L %t.dir --trace 2>&1 | \ 56# RUN: FileCheck %s -DOBJ=%t.o -DDIR=%t.dir --check-prefix=PLAIN-DIR \ 57# RUN: --implicit-check-not=foo.a --implicit-check-not=libbar.so 58 59# PLAIN-DIR: [[OBJ]] 60# PLAIN-DIR-NEXT: [[DIR]]{{[\\/]}}foo.a 61 62# RUN: rm %t.dir/foo.a 63# RUN: ld.lld %t.o -o /dev/null -L %t.dir --trace 2>&1 | \ 64# RUN: FileCheck %s -DOBJ=%t.o -DDIR=%t.dir --check-prefix=LIBA-DIR \ 65# RUN: --implicit-check-not=foo.a --implicit-check-not=libbar.so 66 67# LIBA-DIR: [[OBJ]] 68# LIBA-DIR-NEXT: [[DIR]]{{[\\/]}}libfoo.a.a 69 70 call foo 71.section ".deplibs","MS",@llvm_dependent_libraries,1 72 .asciz "foo.a" 73 ## Show that an unneeded archive must be present but may not be linked in. 74 .asciz "bar" 75