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| author | fanquake <fanquake@gmail.com> | 2021-04-03 10:55:38 +0800 |
|---|---|---|
| committer | fanquake <fanquake@gmail.com> | 2021-04-06 14:50:26 +0800 |
| commit | a4e970adb6de8425025ae3f62fb89d9e27a8ab1f (patch) | |
| tree | ebca3027338d5e41841ee74c1e5fe9953b91af5b /configure.ac | |
| parent | 3b0078f958c46e94b468c829522ba965f5549f11 (diff) | |
| download | bitcoin-a4e970adb6de8425025ae3f62fb89d9e27a8ab1f.tar.xz | |
build: enable -Wdocumentation if suppressing external warnings
Co-authored-by: Ben Woosley <ben.woosley@gmail.com>
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 4c8bc4921b..b518ccd12a 100644 --- a/configure.ac +++ b/configure.ac @@ -439,6 +439,10 @@ if test "x$enable_werror" = "xyes"; then [AC_LANG_SOURCE([[struct A { virtual void f(); }; struct B : A { void f() final; };]])]) AX_CHECK_COMPILE_FLAG([-Werror=unreachable-code-loop-increment],[ERROR_CXXFLAGS="$ERROR_CXXFLAGS -Werror=unreachable-code-loop-increment"],,[[$CXXFLAG_WERROR]]) AX_CHECK_COMPILE_FLAG([-Werror=mismatched-tags], [ERROR_CXXFLAGS="$ERROR_CXXFLAGS -Werror=mismatched-tags"], [], [$CXXFLAG_WERROR]) + + if test x$suppress_external_warnings != xno ; then + AX_CHECK_COMPILE_FLAG([-Werror=documentation],[ERROR_CXXFLAGS="$ERROR_CXXFLAGS -Werror=documentation"],,[[$CXXFLAG_WERROR]]) + fi fi if test "x$CXXFLAGS_overridden" = "xno"; then @@ -466,6 +470,10 @@ if test "x$CXXFLAGS_overridden" = "xno"; then [AC_LANG_SOURCE([[struct A { virtual void f(); }; struct B : A { void f() final; };]])]) AX_CHECK_COMPILE_FLAG([-Wunreachable-code-loop-increment],[WARN_CXXFLAGS="$WARN_CXXFLAGS -Wunreachable-code-loop-increment"],,[[$CXXFLAG_WERROR]]) + if test x$suppress_external_warnings != xno ; then + AX_CHECK_COMPILE_FLAG([-Wdocumentation],[WARN_CXXFLAGS="$WARN_CXXFLAGS -Wdocumentation"],,[[$CXXFLAG_WERROR]]) + fi + dnl Some compilers (gcc) ignore unknown -Wno-* options, but warn about all dnl unknown options if any other warning is produced. Test the -Wfoo case, and dnl set the -Wno-foo case if it works. |