bolt/test/X86/section-end-sym.s

   1 ## Check that BOLT doesn't consider end-of-section symbols (e.g., _etext) as
   2 ## functions.
   3
   4 # REQUIRES: x86_64-linux, asserts
   5
   6 # RUN: llvm-mc -filetype=obj -triple x86_64-unknown-linux %s -o %t.o
   7 # RUN: ld.lld %t.o -o %t.exe -q
   8 # RUN: llvm-bolt %t.exe -o /dev/null --print-cfg --debug-only=bolt 2>&1 \
   9 # RUN:   | FileCheck %s
  10
  11 # CHECK: considering symbol etext for function
  12 # CHECK-NEXT: rejecting as symbol points to end of its section
  13 # CHECK-NOT: Binary Function "etext{{.*}}" after building cfg
  14
  15
  16   .text
  17   .globl _start
  18   .type _start,@function
  19 _start:
  20   retq
  21   .size _start, .-_start
  22
  23   .align 0x1000
  24   .globl etext
  25 etext:
  26
  27   .data
  28 .Lfoo:
  29   .word 0