| # REQUIRES: x86 |
| ## Some projects may not work with GNU ld<2015-10 (ld.lld 13.0.0) --gc-sections behavior. |
| ## Give a hint. |
| |
| # RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o |
| # RUN: ld.lld %t.o -o /dev/null |
| # RUN: ld.lld %t.o --gc-sections -z nostart-stop-gc -o /dev/null |
| # RUN: not ld.lld %t.o --gc-sections -o /dev/null 2>&1 | FileCheck %s |
| |
| # CHECK: error: undefined symbol: __start_meta |
| # CHECK-NEXT: >>> referenced by {{.*}} |
| # CHECK-NEXT: >>> the encapsulation symbol needs to be retained under --gc-sections properly; consider -z nostart-stop-gc (see https://lld.llvm.org/ELF/start-stop-gc) |
| |
| .section .text,"ax",@progbits |
| .global _start |
| _start: |
| .quad __start_meta - . |
| .quad __stop_meta - . |
| |
| .section meta,"aw",@progbits |
| .quad 0 |
