cpp/openttd-patchpack/source Changeset - r12012:300708b9b787

Changeset - r12012:300708b9b787

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smatz - 15 years ago 2009-05-25 19:30:37
smatz@openttd.org

(svn r16424) -Codechange: warn about casting-out 'const' only when using gcc4+, older versions give many useless false positives

1 file changed with 12 insertions and 9 deletions:

config.lib

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config.lib

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@@ @@ -1103,7 +1103,7 @@ make_cflags_and_ldflags() { @@
 		if [ $cc_version -ge 29 ]; then
 			CFLAGS="$CFLAGS -Wall -Wno-multichar -Wsign-compare -Wundef"
 			CFLAGS="$CFLAGS -Wwrite-strings -Wpointer-arith"
-			CFLAGS="$CFLAGS -Wno-uninitialized -Wcast-qual"
 			CFLAGS="$CFLAGS -Wno-uninitialized"
 			CC_CFLAGS="$CC_CFLAGS -Wstrict-prototypes"
 		fi
@@ @@ -1148,19 +1148,22 @@ make_cflags_and_ldflags() { @@
 			LIBS="$LIBS -lws2_32 -lwinmm -lgdi32 -ldxguid -lole32"
 		fi
 		# GCC 4.0+ complains about that we break strict-aliasing.
 		#  On most places we don't see how to fix it, and it doesn't
 		#  break anything. So disable strict-aliasing to make the
 		#  compiler all happy.
 		if [ $cc_version -ge 40 ]; then
 			# GCC 4.0+ complains about that we break strict-aliasing.
 			#  On most places we don't see how to fix it, and it doesn't
 			#  break anything. So disable strict-aliasing to make the
 			#  compiler all happy.
 			CFLAGS="$CFLAGS -fno-strict-aliasing"
 			# Warn about casting-out 'const' with regular C-style cast.
 			#  The preferred way is const_cast<>() which doesn't warn.
 			CFLAGS="$CFLAGS -Wcast-qual"
 		fi
 		# GCC 4.2+ automatically assumes that signed overflows do
 		# not occur in signed arithmetics, whereas we are not
 		# sure that they will not happen. It furthermore complains
 		# about it's own optimized code in some places.
 		if [ $cc_version -ge 42 ]; then
 			# GCC 4.2+ automatically assumes that signed overflows do
 			# not occur in signed arithmetics, whereas we are not
 			# sure that they will not happen. It furthermore complains
 			# about it's own optimized code in some places.
 			CFLAGS="$CFLAGS -fno-strict-overflow"
 		fi
 	fi

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