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-rw-r--r--unix/tcl.m44
1 files changed, 2 insertions, 2 deletions
diff --git a/unix/tcl.m4 b/unix/tcl.m4
index 1233cd2..e45042d 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -989,7 +989,7 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
CFLAGS_DEBUG=-g
AS_IF([test "$GCC" = yes], [
CFLAGS_OPTIMIZE=-O2
- CFLAGS_WARNING="-Wall -Wwrite-strings -Wsign-compare -Wpointer-arith -Wunused-parameter"
+ CFLAGS_WARNING="-Wall -Wextra -Wwrite-strings -Wsign-compare -Wpointer-arith"
], [
CFLAGS_OPTIMIZE=-O
CFLAGS_WARNING=""
@@ -1385,7 +1385,6 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
SHLIB_SUFFIX=".so"
DL_OBJS="tclLoadDl.o"
DL_LIBS=""
- LDFLAGS=""
AS_IF([test $doRpath = yes], [
CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
LD_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'])
@@ -1476,6 +1475,7 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
AS_IF([test "$tcl_cv_cc_visibility_hidden" != yes], [
AC_DEFINE(MODULE_SCOPE, [__private_extern__],
[Compiler support for module scope symbols])
+ tcl_cv_cc_visibility_hidden=yes
])
CC_SEARCH_FLAGS=""
LD_SEARCH_FLAGS=""