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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2012-02-28 23:32:06 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2012-02-28 23:32:06 +0000 |
| commit | 42e94d11a199e50f01a95cccb438bee73e9b06c6 (patch) | |
| tree | 5737dc630722275972f36c5f98223d89bd814f05 /llvm/autoconf | |
| parent | 0f70a6f51e7e98c83cf245e358a465d3c32c13a1 (diff) | |
| download | bcm5719-llvm-42e94d11a199e50f01a95cccb438bee73e9b06c6.tar.gz bcm5719-llvm-42e94d11a199e50f01a95cccb438bee73e9b06c6.zip | |
Enable -Wcovered-switch-default again, but add -Werror to the checks to make
sure we don't use it with compilers that don't support it.
llvm-svn: 151665
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`)]) |
