xref: /llvm-project/lld/test/ELF/libsearch.s (revision 8cc6a2469c95f0815487c442495a829c337913c4)
1// REQUIRES: x86
2// RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o
3// RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux \
4// RUN:   %p/Inputs/libsearch-dyn.s -o %tdyn.o
5// RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux \
6// RUN:   %p/Inputs/libsearch-st.s -o %tst.o
7// RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux \
8// RUN:   %p/Inputs/use-bar.s -o %tbar.o
9// RUN: mkdir -p %t.dir
10// RUN: ld.lld -shared %tdyn.o -o %t.dir/libls.so
11// RUN: cp -f %t.dir/libls.so %t.dir/libls2.so
12// RUN: rm -f %t.dir/libls.a
13// RUN: llvm-ar rcs %t.dir/libls.a %tst.o
14
15// Should fail if no library specified
16// RUN: not ld.lld -l 2>&1 \
17// RUN:   | FileCheck --check-prefix=NOLIBRARY %s
18// NOLIBRARY: -l: missing argument
19
20// Should link normally, because _bar is not used
21// RUN: ld.lld -o %t3 %t.o
22// Should not link because of undefined symbol _bar
23// RUN: not ld.lld -o /dev/null %t.o %tbar.o 2>&1 \
24// RUN:   | FileCheck --check-prefix=UNDEFINED %s
25// UNDEFINED: error: undefined symbol: _bar
26// UNDEFINED: >>> referenced by {{.*}}:(.bar+0x0)
27
28// Should fail if cannot find specified library (without -L switch)
29// RUN: not ld.lld -o /dev/null %t.o -lls 2>&1 \
30// RUN:   | FileCheck --check-prefix=NOLIB %s
31// NOLIB: unable to find library -lls
32
33// Should use explicitly specified static library
34// Also ensure that we accept -L <arg>
35// RUN: ld.lld -o %t3 %t.o -L %t.dir -l:libls.a
36// RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=STATIC %s
37// STATIC: Symbols [
38// STATIC: Name: _static
39// STATIC: ]
40
41// Should use explicitly specified dynamic library
42// RUN: ld.lld -o %t3 %t.o -L%t.dir -l:libls.so
43// RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=DYNAMIC %s
44// DYNAMIC: Symbols [
45// DYNAMIC-NOT: Name: _static
46// DYNAMIC: ]
47
48// Should prefer dynamic to static
49// RUN: ld.lld -o %t3 %t.o -L%t.dir -lls
50// RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=DYNAMIC %s
51
52// Check for library search order
53// RUN: mkdir -p %t.dir2
54// RUN: cp %t.dir/libls.a %t.dir2
55// RUN: ld.lld -o %t3 %t.o -L%t.dir2 -L%t.dir -lls
56// RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=STATIC %s
57
58// -L can be placed after -l
59// RUN: ld.lld -o %t3 %t.o -lls -L%t.dir
60
61// Check long forms as well
62// RUN: ld.lld -o %t3 %t.o --library-path=%t.dir --library=ls
63// RUN: ld.lld -o %t3 %t.o --library-path %t.dir --library ls
64
65// Should not search for dynamic libraries if -Bstatic is specified
66// RUN: ld.lld -o %t3 %t.o -L%t.dir -Bstatic -lls
67// RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=STATIC %s
68// RUN: not ld.lld -o /dev/null %t.o -L%t.dir -Bstatic -lls2 2>&1 \
69// RUN:   | FileCheck --check-prefix=NOLIB2 %s
70// NOLIB2: unable to find library -lls2
71
72// -Bdynamic should restore default behaviour
73// RUN: ld.lld -o %t3 %t.o -L%t.dir -Bstatic -Bdynamic -lls
74// RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=DYNAMIC %s
75
76// -Bstatic and -Bdynamic should affect only libraries which follow them
77// RUN: ld.lld -o %t3 %t.o -L%t.dir -lls -Bstatic -Bdynamic
78// RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=DYNAMIC %s
79// RUN: ld.lld -o %t3 %t.o -L%t.dir -Bstatic -lls -Bdynamic
80// RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=STATIC %s
81
82// Check aliases as well
83// RUN: ld.lld -o %t3 %t.o -L%t.dir -dn -lls
84// RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=STATIC %s
85// RUN: ld.lld -o %t3 %t.o -L%t.dir -non_shared -lls
86// RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=STATIC %s
87// RUN: ld.lld -o %t3 %t.o -L%t.dir -static -lls
88// RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=STATIC %s
89// RUN: ld.lld -o %t3 %t.o -L%t.dir -Bstatic -dy -lls
90// RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=DYNAMIC %s
91// RUN: ld.lld -o %t3 %t.o -L%t.dir -Bstatic -call_shared -lls
92// RUN: llvm-readobj --symbols %t3 | FileCheck --check-prefix=DYNAMIC %s
93
94/// -r implies -Bstatic and has precedence over -Bdynamic.
95// RUN: ld.lld -r -Bdynamic %t.o -L%t.dir -lls -o %t3.ro
96// RUN: llvm-readelf -s -h %t3.ro | FileCheck --check-prefix=RELOCATABLE %s
97// RELOCATABLE: Type: REL
98// RELOCATABLE: [[#]] _static
99
100// -nostdlib
101// RUN: echo 'SEARCH_DIR("'%t.dir'")' > %t.script
102// RUN: ld.lld -o %t3 %t.o -script %t.script -lls
103// RUN: not ld.lld -o /dev/null %t.o -script %t.script -lls -nostdlib \
104// RUN:   2>&1 | FileCheck --check-prefix=NOSTDLIB %s
105// NOSTDLIB: unable to find library -lls
106
107.globl _start,_bar
108_start:
109