drop a few warning options, add a few new ones

diff --git a/configure.ac b/configure.ac
index 277ae2a..c24658b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -95,7 +95,7 @@ if test "x$M4" = xno ; then
 fi
 
 dnl Compiler flags
-DESIRED_FLAGS="-Wall -W -Wextra -pedantic -pipe -Wno-long-long -Wvla -Wno-overlength-strings -Wundef -Wformat -Wlogical-op -Wpacked -Wformat-security -Wmissing-include-dirs -Wformat-nonliteral -Wold-style-definition -Wdeclaration-after-statement -Wfloat-equal -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wmissing-noreturn -Wshadow -Wendif-labels -Wpointer-arith -Wcast-align -Wwrite-strings -Wno-unused-parameter -ffast-math"
+DESIRED_FLAGS="-Wall -W -Wextra -pedantic -pipe -Wno-long-long -Winline -Wvla -Wno-overlength-strings -Wunsafe-loop-optimizations -Wundef -Wformat=2 -Wlogical-op -Wsign-compare -Wpacked -Wformat-security -Wmissing-include-dirs -Wformat-nonliteral -Wold-style-definition -Wpointer-arith -Winit-self -Wdeclaration-after-statement -Wfloat-equal -Wmissing-prototypes -Wstrict-prototypes -Wredundant-decls -Wmissing-declarations -Wmissing-noreturn -Wshadow -Wendif-labels -Wcast-align -Wstrict-aliasing=2 -Wwrite-strings -Wno-unused-parameter -ffast-math -Wp,-D_FORTIFY_SOURCE=2 -fno-common -fdiagnostics-show-option"
 
 for flag in $DESIRED_FLAGS ; do
   CC_CHECK_CFLAGS([$flag], [CFLAGS="$CFLAGS $flag"])