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-rw-r--r--unix/tcl.m42
1 files changed, 1 insertions, 1 deletions
diff --git a/unix/tcl.m4 b/unix/tcl.m4
index b21ae31..c1d7a7d 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -1096,7 +1096,7 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
CFLAGS_DEBUG=-g
AS_IF([test "$GCC" = yes], [
CFLAGS_OPTIMIZE=-O2
- CFLAGS_WARNING="-Wall"
+ CFLAGS_WARNING="-Wall -Wwrite-strings -Wsign-compare -Wdeclaration-after-statement"
], [
CFLAGS_OPTIMIZE=-O
CFLAGS_WARNING=""