entry.s
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# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
# RUN: echo "ENTRY(_label)" > %t.script
# RUN: ld.lld -o %t2 %t.script %t
# RUN: llvm-readobj %t2 > /dev/null
# The entry symbol should not cause an undefined error.
# RUN: echo "ENTRY(_wrong_label)" > %t.script
# RUN: ld.lld -o %t2 %t.script %t
# RUN: ld.lld --entry=abc -o %t2 %t
# -e has precedence over linker script's ENTRY.
# RUN: echo "ENTRY(_label)" > %t.script
# RUN: ld.lld -e _start -o %t2 %t.script %t
# RUN: llvm-readobj --file-headers --symbols %t2 | \
# RUN: FileCheck -check-prefix=OVERLOAD %s
# OVERLOAD: Entry: [[ENTRY:0x[0-9A-F]+]]
# OVERLOAD: Name: _start
# OVERLOAD-NEXT: Value: [[ENTRY]]
# The entry symbol can be a linker-script-defined symbol.
# RUN: echo "ENTRY(foo); foo = 1;" > %t.script
# RUN: ld.lld -o %t2 %t.script %t
# RUN: llvm-readobj --file-headers --symbols %t2 | \
# RUN: FileCheck -check-prefix=SCRIPT %s
# SCRIPT: Entry: 0x1
# RUN: echo "ENTRY(no_such_symbol);" > %t.script
# RUN: ld.lld -o %t2 %t.script %t 2>&1 | \
# RUN: FileCheck -check-prefix=MISSING %s
# MISSING: warning: cannot find entry symbol no_such_symbol
.globl _start, _label
_start:
ret
_label:
ret