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-rw-r--r--gold/ChangeLog4
-rwxr-xr-xgold/configure4
-rw-r--r--gold/configure.ac14
3 files changed, 18 insertions, 4 deletions
diff --git a/gold/ChangeLog b/gold/ChangeLog
index 9498da8..f44d860 100644
--- a/gold/ChangeLog
+++ b/gold/ChangeLog
@@ -1,5 +1,9 @@
2013-10-11 Roland McGrath <mcgrathr@google.com>
+ * configure.ac (TLS_GNU2_DIALECT): Use -Werror in test.
+ (HAVE_PUBNAMES): Likewise.
+ * configure: Regenerate.
+
* testsuite/Makefile.am: Replace '-T foo' with '-Wl,-T,foo' throughout.
* testsuite/Makefile.in: Regenerate.
diff --git a/gold/configure b/gold/configure
index e30fd75..3ef8833 100755
--- a/gold/configure
+++ b/gold/configure
@@ -6472,7 +6472,7 @@ fi
save_CFLAGS="$CFLAGS"
-CFLAGS="$CFLAGS -fpic -mtls-dialect=gnu2"
+CFLAGS="$CFLAGS -Werror -fpic -mtls-dialect=gnu2"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
@@ -7444,7 +7444,7 @@ $as_echo "#define HAVE_STAT_ST_MTIM 1" >>confdefs.h
fi
save_CXXFLAGS="$CXXFLAGS"
-CXXFLAGS="$CXXFLAGS -gpubnames"
+CXXFLAGS="$CXXFLAGS -Werror -gpubnames"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
int i;
diff --git a/gold/configure.ac b/gold/configure.ac
index 4cc9569..c23117b 100644
--- a/gold/configure.ac
+++ b/gold/configure.ac
@@ -389,8 +389,13 @@ fi
AM_CONDITIONAL(OMP_SUPPORT, test "$gold_cv_c_threadprivate" = "yes")
dnl Test for the -ftls-dialect=gnu2 option.
+dnl Use -Werror in case of compilers that make unknown -m options warnings.
+dnl They would pass the test here, but fail in actual use when $WARN_CFLAGS
+dnl gets set later by default Autoconf magic to include -Werror. (We are
+dnl assuming here that there is no compiler that groks -mtls-dialect=gnu2
+dnl but does not grok -Werror.)
save_CFLAGS="$CFLAGS"
-CFLAGS="$CFLAGS -fpic -mtls-dialect=gnu2"
+CFLAGS="$CFLAGS -Werror -fpic -mtls-dialect=gnu2"
AC_COMPILE_IFELSE([
__thread int i;
void foo (void)
@@ -592,8 +597,13 @@ if test "$gold_cv_stat_st_mtim" = "yes"; then
fi
dnl Check if gcc supports the -gpubnames option.
+dnl Use -Werror in case of compilers that make unknown -g options warnings.
+dnl They would pass the test here, but fail in actual use when $WARN_CFLAGS
+dnl gets set later by default Autoconf magic to include -Werror. (We are
+dnl assuming here that there is no compiler that groks -gpubnames
+dnl but does not grok -Werror.)
save_CXXFLAGS="$CXXFLAGS"
-CXXFLAGS="$CXXFLAGS -gpubnames"
+CXXFLAGS="$CXXFLAGS -Werror -gpubnames"
AC_COMPILE_IFELSE([int i;], [have_pubnames=yes], [have_pubnames=no])
CXXFLAGS="$save_CXXFLAGS"
AM_CONDITIONAL(HAVE_PUBNAMES, test "$have_pubnames" = "yes")