| ; REQUIRES: x86 |
| ; RUN: llvm-as %s -o %t.o |
| ; RUN: ld.lld %t.o -o %t.so -shared |
| ; RUN: llvm-readelf -S %t.so | FileCheck %s |
| ; RUN: ld.lld %t.o -o %t.so -shared --gc-sections -z nostart-stop-gc |
| ; RUN: llvm-readelf -S %t.so | FileCheck --check-prefix=GC %s |
| |
| target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| @foo = hidden global i32 42, section "foo_section" |
| @bar = hidden global i32 42, section "bar_section" |
| @zed = hidden global i32 42, section "zed_section" |
| |
| @__start_foo_section = external global i32 |
| @__stop_bar_section = external global i32 |
| |
| define hidden i32* @use1() { |
| ret i32* @__start_foo_section |
| } |
| |
| define i32* @use2() { |
| ret i32* @__stop_bar_section |
| } |
| |
| ; CHECK-NOT: zed_section |
| ; CHECK: foo_section PROGBITS |
| ; CHECK-NEXT: bar_section PROGBITS |
| ; CHECK-NOT: zed_section |
| |
| ; GC-NOT: zed_section |
| ; GC-NOT: foo_section |
| ; GC: bar_section PROGBITS |
| ; GC-NOT: zed_section |
| ; GC-NOT: foo_section |
