[PATCH] D109812: [compiler-rt] Move -fno-omit-frame-pointer check to common config-ix

Michał Górny via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Wed Sep 15 01:28:02 PDT 2021


mgorny created this revision.
mgorny added reviewers: tstellar, cryptoad.
Herald added a subscriber: dberris.
mgorny requested review of this revision.

9ee64c374605683ae80b9641d5312a72c2a67336 <https://reviews.llvm.org/rG9ee64c374605683ae80b9641d5312a72c2a67336> has started using
COMPILER_RT_HAS_OMIT_FRAME_POINTER_FLAG inside scudo.  However,
the relevant CMake check was performed in builtin-config-ix.cmake,
so the definition was missing when builtins were not built.  Move
the check to config-ix.cmake, so that it runs unconditionally of
the components being built.

Fixes PR#51847


https://reviews.llvm.org/D109812

Files:
  compiler-rt/cmake/builtin-config-ix.cmake
  compiler-rt/cmake/config-ix.cmake


Index: compiler-rt/cmake/config-ix.cmake
===================================================================
--- compiler-rt/cmake/config-ix.cmake
+++ compiler-rt/cmake/config-ix.cmake
@@ -61,6 +61,7 @@
 
 # CodeGen options.
 check_c_compiler_flag(-ffreestanding         COMPILER_RT_HAS_FFREESTANDING_FLAG)
+check_c_compiler_flag(-fomit-frame-pointer   COMPILER_RT_HAS_OMIT_FRAME_POINTER_FLAG)
 check_c_compiler_flag(-std=c11               COMPILER_RT_HAS_STD_C11_FLAG)
 check_cxx_compiler_flag(-fPIC                COMPILER_RT_HAS_FPIC_FLAG)
 check_cxx_compiler_flag(-fPIE                COMPILER_RT_HAS_FPIE_FLAG)
Index: compiler-rt/cmake/builtin-config-ix.cmake
===================================================================
--- compiler-rt/cmake/builtin-config-ix.cmake
+++ compiler-rt/cmake/builtin-config-ix.cmake
@@ -10,7 +10,6 @@
 builtin_check_c_compiler_flag(-fno-builtin          COMPILER_RT_HAS_FNO_BUILTIN_FLAG)
 builtin_check_c_compiler_flag(-std=c11              COMPILER_RT_HAS_STD_C11_FLAG)
 builtin_check_c_compiler_flag(-fvisibility=hidden   COMPILER_RT_HAS_VISIBILITY_HIDDEN_FLAG)
-builtin_check_c_compiler_flag(-fomit-frame-pointer  COMPILER_RT_HAS_OMIT_FRAME_POINTER_FLAG)
 builtin_check_c_compiler_flag(-ffreestanding        COMPILER_RT_HAS_FREESTANDING_FLAG)
 builtin_check_c_compiler_flag(-fxray-instrument     COMPILER_RT_HAS_XRAY_COMPILER_FLAG)
 


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