diff options
Diffstat (limited to 'llvm/autoconf')
| -rw-r--r-- | llvm/autoconf/configure.ac | 3 | ||||
| -rw-r--r-- | llvm/autoconf/m4/cxx_flag_check.m4 | 2 |
2 files changed, 3 insertions, 2 deletions
diff --git a/llvm/autoconf/configure.ac b/llvm/autoconf/configure.ac index 3a86531a9d9..b28508e67c4 100644 --- a/llvm/autoconf/configure.ac +++ b/llvm/autoconf/configure.ac @@ -1115,7 +1115,8 @@ dnl Check optional compiler flags. AC_MSG_CHECKING([optional compiler flags]) CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros]) CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers]) -AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS]) +CXX_FLAG_CHECK(COVERED_SWITCH_DEFAULT, [-Wcovered-switch-default]) +AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS $COVERED_SWITCH_DEFAULT]) dnl===-----------------------------------------------------------------------=== dnl=== diff --git a/llvm/autoconf/m4/cxx_flag_check.m4 b/llvm/autoconf/m4/cxx_flag_check.m4 index ab09f2af5cf..62454b7147f 100644 --- a/llvm/autoconf/m4/cxx_flag_check.m4 +++ b/llvm/autoconf/m4/cxx_flag_check.m4 @@ -1,2 +1,2 @@ AC_DEFUN([CXX_FLAG_CHECK], - [AC_SUBST($1, `$CXX $2 -fsyntax-only -xc /dev/null 2>/dev/null && echo $2`)]) + [AC_SUBST($1, `$CXX -Werror $2 -fsyntax-only -xc /dev/null 2>/dev/null && echo $2`)]) |
