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# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
## Default run: sections foo and bar exist in output
# RUN: ld.lld %t -o %tout
# RUN: llvm-objdump -d %tout | FileCheck -check-prefix=DISASM %s
## Check that foo and bar sections are not garbage collected,
## we do not want to reclaim sections if they are referred
## by __start_* and __stop_* symbols.
# RUN: ld.lld %t --gc-sections -o %tout
# RUN: llvm-objdump -d %tout | FileCheck -check-prefix=DISASM %s
# RUN: echo ".global __start_foo; __start_foo:" > %t2.s
# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %t2.s -o %t2.o
# RUN: ld.lld -shared %t2.o -o %t2.so
# RUN: ld.lld %t --gc-sections -o %tout %t2.so
# RUN: llvm-objdump -d %tout | FileCheck -check-prefix=DISASM %s
# DISASM: _start:
# DISASM-NEXT: callq {{.*}} <__start_foo>
# DISASM-NEXT: callq {{.*}} <__stop_bar>
# DISASM-EMPTY:
# DISASM-NEXT: Disassembly of section foo:
# DISASM-EMPTY:
# DISASM-NEXT: __start_foo:
# DISASM-NEXT: nop
# DISASM-EMPTY:
# DISASM-NEXT: Disassembly of section bar:
# DISASM-EMPTY:
# DISASM-NEXT: bar:
# DISASM-NEXT: nop
.global _start
.text
_start:
callq __start_foo
callq __stop_bar
.section foo,"ax"
nop
.section bar,"ax"
nop
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