[PATCH] D67628: [compiler-rt][crt] make test case nontrivial in check_cxx_section_exists

[Jian Cai via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL372038: [compiler-rt][crt]  make test case nontrivial in check_cxx_section_exists (authored by jcai19, committed by ).
Herald added a subscriber: delcypher.

Changed prior to commit:
  https://reviews.llvm.org/D67628?vs=220383&id=220394#toc

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D67628/new/

https://reviews.llvm.org/D67628

Files:
  compiler-rt/trunk/lib/crt/CMakeLists.txt


Index: compiler-rt/trunk/lib/crt/CMakeLists.txt
===================================================================
--- compiler-rt/trunk/lib/crt/CMakeLists.txt
+++ compiler-rt/trunk/lib/crt/CMakeLists.txt
@@ -70,7 +70,7 @@
 endfunction()
 
 check_cxx_section_exists(".init_array" COMPILER_RT_HAS_INITFINI_ARRAY
-  SOURCE "__attribute__((constructor)) void f() {}\nint main() { return 0; }\n")
+  SOURCE "volatile int x;\n__attribute__((constructor)) void f() {x = 0;}\nint main() { return 0; }\n")
 
 append_list_if(COMPILER_RT_HAS_STD_C11_FLAG -std=c11 CRT_CFLAGS)
 append_list_if(COMPILER_RT_HAS_INITFINI_ARRAY -DCRT_HAS_INITFINI_ARRAY CRT_CFLAGS)


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