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-rwxr-xr-xconfigure24
1 files changed, 15 insertions, 9 deletions
diff --git a/configure b/configure
index 5b63e9b1..9fc74a9b 100755
--- a/configure
+++ b/configure
@@ -508,10 +508,13 @@ fi
#
# GCC defines -w as overriding any -W options, regardless of order, but
# clang has a bunch of annoying warnings enabled by default and needs -w
-# to start from a clean slate. So use -w if building with clang.
+# to start from a clean slate. So use -w if building with clang. Also
+# turn off a common on-by-default cast warning regardless of compiler.
#
test "$cc_family" = clang && tryflag CFLAGS_AUTO -w
+tryflag CFLAGS_AUTO -Wno-pointer-to-int-cast
+
#
# Even with -std=c99, gcc accepts some constructs which are constraint
# violations. We want to treat these as errors regardless of whether
@@ -535,14 +538,17 @@ tryflag CFLAGS_AUTO -Werror=discarded-array-qualifiers
test "$cc_family" = clang && tryflag CFLAGS_AUTO -Qunused-arguments
if test "x$warnings" = xyes ; then
-tryflag CFLAGS_AUTO -Wall
-tryflag CFLAGS_AUTO -Wno-parentheses
-tryflag CFLAGS_AUTO -Wno-uninitialized
-tryflag CFLAGS_AUTO -Wno-missing-braces
-tryflag CFLAGS_AUTO -Wno-unused-value
-tryflag CFLAGS_AUTO -Wno-unused-but-set-variable
-tryflag CFLAGS_AUTO -Wno-unknown-pragmas
-tryflag CFLAGS_AUTO -Wno-pointer-to-int-cast
+tryflag CFLAGS_AUTO -Waddress
+tryflag CFLAGS_AUTO -Warray-bounds
+tryflag CFLAGS_AUTO -Wchar-subscripts
+tryflag CFLAGS_AUTO -Wduplicate-decl-specifier
+tryflag CFLAGS_AUTO -Winit-self
+tryflag CFLAGS_AUTO -Wreturn-type
+tryflag CFLAGS_AUTO -Wsequence-point
+tryflag CFLAGS_AUTO -Wstrict-aliasing
+tryflag CFLAGS_AUTO -Wunused-function
+tryflag CFLAGS_AUTO -Wunused-label
+tryflag CFLAGS_AUTO -Wunused-variable
fi
# Determine if the compiler produces position-independent code (PIC)