Add -Wimplicit-fallthrough

[deliverable/binutils-gdb.git] / gdb / configure

diff --git a/gdb/configure b/gdb/configure
index 1aac9303ac3aaac18f45b410aa44ac836ec0e202..96dd9fa73243a7138576bd65129536ab6696d59a 100755 (executable)
--- a/gdb/configure
+++ b/gdb/configure
@@ -15366,7 +15366,8 @@ build_warnings="-Wall -Wpointer-arith \
 -Wno-sign-compare -Wno-narrowing -Wno-error=maybe-uninitialized \
 -Wno-mismatched-tags \
 -Wno-error=deprecated-register \
--Wsuggest-override"
+-Wsuggest-override \
+-Wimplicit-fallthrough"
 
 case "${host}" in
   *-*-mingw32*)