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| author | Jonathan Schoeller <jonathan.schoeller@rea-group.com> | 2020-06-02 06:24:10 +1000 |
|---|---|---|
| committer | Jonathan Schoeller <jonathan.schoeller@rea-group.com> | 2020-06-02 06:24:10 +1000 |
| commit | eea81146571480b2acd12c8cd7f36b04d056c47f (patch) | |
| tree | 6e61974d5c61fa99937c10853cd5fa256f6ae9b8 | |
| parent | d15db4b1fc988736b08c092d000ca1d1ff686975 (diff) | |
build: Enable unreachable-code-loop-increment
Enable unreachable-code-loop-increment and treat as error.
refs: #19015
| -rw-r--r-- | configure.ac | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 34b8354cda..6955353693 100644 --- a/configure.ac +++ b/configure.ac @@ -391,6 +391,7 @@ if test "x$enable_werror" = "xyes"; then dnl https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78010 AX_CHECK_COMPILE_FLAG([-Werror=suggest-override],[ERROR_CXXFLAGS="$ERROR_CXXFLAGS -Werror=suggest-override"],,[[$CXXFLAG_WERROR]], [AC_LANG_SOURCE([[struct A { virtual void f(); }; struct B : A { void f() final; };]])]) + AX_CHECK_COMPILE_FLAG([-Werror=unreachable-code-loop-increment],[ERROR_CXXFLAGS="$ERROR_CXXFLAGS -Werror=unreachable-code-loop-increment"],,[[$CXXFLAG_WERROR]]) fi if test "x$CXXFLAGS_overridden" = "xno"; then @@ -410,6 +411,7 @@ if test "x$CXXFLAGS_overridden" = "xno"; then AX_CHECK_COMPILE_FLAG([-Wsign-compare],[WARN_CXXFLAGS="$WARN_CXXFLAGS -Wsign-compare"],,[[$CXXFLAG_WERROR]]) AX_CHECK_COMPILE_FLAG([-Wsuggest-override],[WARN_CXXFLAGS="$WARN_CXXFLAGS -Wsuggest-override"],,[[$CXXFLAG_WERROR]], [AC_LANG_SOURCE([[struct A { virtual void f(); }; struct B : A { void f() final; };]])]) + AX_CHECK_COMPILE_FLAG([-Wunreachable-code-loop-increment],[WARN_CXXFLAGS="$WARN_CXXFLAGS -Wunreachable-code-loop-increment"],,[[$CXXFLAG_WERROR]]) 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 |