Merge bitcoin/bitcoin#30803: build: Minor build system fixes and amendments

1cc93fe build: Delete dead code that implements `IF_CHECK_FAILED` option (Hennadii Stepanov)
341ad23 build: Delete MSVC special case for `BUILD_FOR_FUZZING` option (Hennadii Stepanov)
fdad128 build: Stop enabling CMake's CMP0141 policy (Hennadii Stepanov)
b2a6f54 doc: Drop `ctest` command from Windows cross-compiling instructions (Hennadii Stepanov)
73b6185 build: Print `CMAKE_CXX_COMPILER_ARG1` in summary (Hennadii Stepanov)
f03c942 build, test: Add missed log options (Hennadii Stepanov)
6f2cb0e doc: Amend comment about ZeroMQ config files (Hennadii Stepanov)

Pull request description:

  This PR addresses the following comments:
  - bitcoin/bitcoin#30454 (comment)
  - bitcoin/bitcoin#30454 (comment)
  - bitcoin/bitcoin#30454 (comment)
  - bitcoin/bitcoin#30454 (comment)
  - bitcoin/bitcoin#30454 (comment)
  - bitcoin/bitcoin#30454 (comment)
  - bitcoin/bitcoin#30454 (comment)

ACKs for top commit:
  sipsorcery:
    tACK 1cc93fe (win11 msvc).
  maflcko:
    re-ACK 1cc93fe

Tree-SHA512: a390797bb4d3b7eb9163653b6c9c324e7a01090f6cdda74df7349a24a5c4a2084e5912878747f56561315afc70cae9adb1c363f47ceb0af96004ea591d25171b

Author: fanquake

CMakeLists.txt

@@ -8,12 +8,6 @@
 # Centos Stream 9, https://www.centos.org/cl-vs-cs/#end-of-life, EOL in May 2027:
 #  - CMake 3.26.5, https://mirror.stream.centos.org/9-stream/AppStream/x86_64/os/Packages/
 cmake_minimum_required(VERSION 3.22)
-if(POLICY CMP0141)
-  # MSVC debug information format flags are selected by an abstraction.
-  # We want to use the CMAKE_MSVC_DEBUG_INFORMATION_FORMAT variable
-  # to select the MSVC debug information format.
-  cmake_policy(SET CMP0141 NEW)
-endif()
 
 if (${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_BINARY_DIR})
   message(FATAL_ERROR "In-source builds are not allowed.")
@@ -143,7 +137,9 @@ if(WITH_ZMQ)
     find_package(ZeroMQ CONFIG REQUIRED)
   else()
     # The ZeroMQ project has provided config files since v4.2.2.
-    # TODO: Switch to find_package(ZeroMQ) at some point in the future.
+    # However, mainstream distributions do not yet provide CMake
+    # config files for ZeroMQ packages. If they do in the future,
+    # find_package(ZeroMQ) may be used instead.
     find_package(PkgConfig REQUIRED)
     pkg_check_modules(libzmq REQUIRED IMPORTED_TARGET libzmq>=4)
   endif()
@@ -194,7 +190,7 @@ endif()
 
 option(BUILD_BENCH "Build bench_bitcoin executable." OFF)
 option(BUILD_FUZZ_BINARY "Build fuzz binary." OFF)
-cmake_dependent_option(BUILD_FOR_FUZZING "Build for fuzzing. Enabling this will disable all other targets and override BUILD_FUZZ_BINARY." OFF "NOT MSVC" OFF)
+option(BUILD_FOR_FUZZING "Build for fuzzing. Enabling this will disable all other targets and override BUILD_FUZZ_BINARY." OFF)
 
 option(INSTALL_MAN "Install man pages." ON)
 

cmake/module/FlagsSummary.cmake

@@ -22,7 +22,8 @@ function(print_flags_per_config config indent_num)
   get_target_interface(definitions "${config}" core_interface COMPILE_DEFINITIONS)
   indent_message("Preprocessor defined macros ..........." "${definitions}" ${indent_num})
 
-  string(STRIP "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_${config_uppercase}}" combined_cxx_flags)
+  string(STRIP "${CMAKE_CXX_COMPILER_ARG1} ${CMAKE_CXX_FLAGS}" combined_cxx_flags)
+  string(STRIP "${combined_cxx_flags} ${CMAKE_CXX_FLAGS_${config_uppercase}}" combined_cxx_flags)
   string(STRIP "${combined_cxx_flags} ${CMAKE_CXX${CMAKE_CXX_STANDARD}_STANDARD_COMPILE_OPTION}" combined_cxx_flags)
   if(CMAKE_POSITION_INDEPENDENT_CODE)
     string(JOIN " " combined_cxx_flags ${combined_cxx_flags} ${CMAKE_CXX_COMPILE_OPTIONS_PIC})

cmake/module/TryAppendCXXFlags.cmake

@@ -32,12 +32,6 @@ Usage examples:
   )
 
 
-  try_append_cxx_flags("-Werror=return-type" TARGET core_interface
-    IF_CHECK_FAILED "-Wno-error=return-type"
-    SOURCE "#include <cassert>\nint f(){ assert(false); }"
-  )
-
-
 In configuration output, this function prints a string by the following pattern:
 
   -- Performing Test CXX_SUPPORTS_[flags]
@@ -49,7 +43,7 @@ function(try_append_cxx_flags flags)
     TACXXF                            # prefix
     "SKIP_LINK"                       # options
     "TARGET;VAR;SOURCE;RESULT_VAR"    # one_value_keywords
-    "IF_CHECK_PASSED;IF_CHECK_FAILED" # multi_value_keywords
+    "IF_CHECK_PASSED"                 # multi_value_keywords
   )
 
   set(flags_as_string "${flags}")
@@ -88,13 +82,6 @@ function(try_append_cxx_flags flags)
         string(STRIP "${${TACXXF_VAR}} ${flags_as_string}" ${TACXXF_VAR})
       endif()
     endif()
-  elseif(DEFINED TACXXF_IF_CHECK_FAILED)
-    if(DEFINED TACXXF_TARGET)
-      target_compile_options(${TACXXF_TARGET} INTERFACE ${TACXXF_IF_CHECK_FAILED})
-    endif()
-    if(DEFINED TACXXF_VAR)
-      string(STRIP "${${TACXXF_VAR}} ${TACXXF_IF_CHECK_FAILED}" ${TACXXF_VAR})
-    endif()
   endif()
 
   if(DEFINED TACXXF_VAR)

cmake/module/TryAppendLinkerFlag.cmake

@@ -22,7 +22,7 @@ function(try_append_linker_flag flag)
     TALF                              # prefix
     ""                                # options
     "TARGET;VAR;SOURCE;RESULT_VAR"    # one_value_keywords
-    "IF_CHECK_PASSED;IF_CHECK_FAILED" # multi_value_keywords
+    "IF_CHECK_PASSED"                 # multi_value_keywords
   )
 
   string(MAKE_C_IDENTIFIER "${flag}" result)
@@ -58,13 +58,6 @@ function(try_append_linker_flag flag)
         string(STRIP "${${TALF_VAR}} ${flag}" ${TALF_VAR})
       endif()
     endif()
-  elseif(DEFINED TALF_IF_CHECK_FAILED)
-    if(DEFINED TALF_TARGET)
-      target_link_options(${TALF_TARGET} INTERFACE ${TACXXF_IF_CHECK_FAILED})
-    endif()
-    if(DEFINED TALF_VAR)
-      string(STRIP "${${TALF_VAR}} ${TACXXF_IF_CHECK_FAILED}" ${TALF_VAR})
-    endif()
   endif()
 
   if(DEFINED TALF_VAR)

doc/build-windows.md

@@ -67,7 +67,6 @@ Build using:
     gmake -C depends HOST=x86_64-w64-mingw32  # Use "-j N" for N parallel jobs.
     cmake -B build --toolchain depends/x86_64-w64-mingw32/toolchain.cmake
     cmake --build build     # Use "-j N" for N parallel jobs.
-    ctest --test-dir build  # Use "-j N" for N parallel tests. Some tests are disabled if Python 3 is not available.
 
 ## Depends system
 

src/test/CMakeLists.txt

@@ -196,7 +196,7 @@ function(add_boost_test source_file)
   )
   if(test_suite_name)
     add_test(NAME ${test_suite_name}
-      COMMAND test_bitcoin --run_test=${test_suite_name} --catch_system_error=no
+      COMMAND test_bitcoin --run_test=${test_suite_name} --catch_system_error=no --log_level=test_suite -- DEBUG_LOG_OUT
     )
     set_property(TEST ${test_suite_name} PROPERTY
       SKIP_REGULAR_EXPRESSION "no test cases matching filter" "Skipping"