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# REQUIRES: x86
# RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t.o
# RUN: ld.lld -o %t %t.o --defsym=foo2=foo1
# RUN: llvm-readelf -s %t | FileCheck %s
# RUN: llvm-objdump -d --print-imm-hex %t | FileCheck %s --check-prefix=USE
## Check that we accept --defsym foo2=foo1 form.
# RUN: ld.lld -o %t2 %t.o --defsym foo2=foo1
# RUN: llvm-readelf -s %t2 | FileCheck %s
# RUN: llvm-objdump -d --print-imm-hex %t2 | FileCheck %s --check-prefix=USE
## Check we are reporting the error correctly and don't crash
## when handling the second --defsym.
# RUN: not ld.lld -o /dev/null %t.o --defsym ERR+ --defsym foo2=foo1 2>&1 | FileCheck %s --check-prefix=ERR
# ERR: error: --defsym: syntax error: ERR+
# CHECK-DAG: 0000000000000123 0 NOTYPE GLOBAL DEFAULT ABS foo1
# CHECK-DAG: 0000000000000123 0 NOTYPE GLOBAL DEFAULT ABS foo2
## Check we can use foo2 and it that it is an alias for foo1.
# USE: Disassembly of section .text:
# USE-EMPTY:
# USE-NEXT: <_start>:
# USE-NEXT: movl $0x123, %edx
# RUN: ld.lld -o %t %t.o --defsym=foo2=1
# RUN: llvm-readelf -s %t | FileCheck %s --check-prefix=ABS
# ABS: 0000000000000001 0 NOTYPE GLOBAL DEFAULT ABS foo2
# RUN: ld.lld -o %t %t.o --defsym=foo2=foo1+5
# RUN: llvm-readelf -s %t | FileCheck %s --check-prefix=EXPR
# EXPR-DAG: 0000000000000123 0 NOTYPE GLOBAL DEFAULT ABS foo1
# EXPR-DAG: 0000000000000128 0 NOTYPE GLOBAL DEFAULT ABS foo2
# RUN: not ld.lld -o /dev/null %t.o --defsym=foo2=und 2>&1 | FileCheck %s -check-prefix=ERR1
# ERR1: error: --defsym:1: symbol not found: und
# RUN: not ld.lld -o /dev/null %t.o --defsym=xxx=yyy,zzz 2>&1 | FileCheck %s -check-prefix=ERR2
# ERR2: error: --defsym:1: EOF expected, but got ,
# RUN: not ld.lld -o /dev/null %t.o --defsym=foo 2>&1 | FileCheck %s -check-prefix=ERR3
# ERR3: error: --defsym: syntax error: foo
# RUN: not ld.lld -o /dev/null %t.o --defsym= 2>&1 | FileCheck %s -check-prefix=ERR4
# ERR4: error: --defsym: syntax error:
.globl foo1
foo1 = 0x123
.global _start
_start:
movl $foo2, %edx
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