From: LLVM Packaging Team <pkg-llvm-team@lists.alioth.debian.org>
Date: Tue, 3 Jun 2025 16:16:20 +0000 (+0000)
Subject: bolt-disable-proc-check
X-Git-Tag: archive/raspbian/1%19.1.7-20+rpi1~5
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=43fb15d7bbd96bdc7db13b7d95b505bc71024c1d;p=llvm-toolchain-19.git

bolt-disable-proc-check

bolt: Disable the check for /proc/self/map_files. Might not be available on build machines


Gbp-Pq: Name bolt-disable-proc-check.diff
---

diff --git a/bolt/CMakeLists.txt b/bolt/CMakeLists.txt
index 74907ad118..228b61b5c8 100644
--- a/bolt/CMakeLists.txt
+++ b/bolt/CMakeLists.txt
@@ -42,16 +42,6 @@ if ((CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64"
   set(BOLT_ENABLE_RUNTIME_default ON)
 endif()
 option(BOLT_ENABLE_RUNTIME "Enable BOLT runtime" ${BOLT_ENABLE_RUNTIME_default})
-if (BOLT_ENABLE_RUNTIME)
-  # Some systems prevent reading /proc/self/map_files
-  execute_process(COMMAND ls /proc/self/map_files
-    RESULT_VARIABLE LS OUTPUT_QUIET ERROR_QUIET)
-  if (LS)
-    message(WARNING
-      "BOLT runtime may not be able to read /proc/self/map_files. Please use
-      `--instrumentation-binpath <path-to-instrumented-binary>` option.")
-  endif()
-endif()
 
 set(BOLT_CLANG_EXE "" CACHE FILEPATH "Path to clang executable for the target \
 architecture for use in BOLT tests")