Changeset: 26c9877da0dd for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=26c9877da0dd
Modified Files:
configure.ag
Branch: Aug2011
Log Message:
Merge with Apr2011 branch.
diffs (183 lines):
diff --git a/configure.ag b/configure.ag
--- a/configure.ag
+++ b/configure.ag
@@ -526,11 +526,11 @@
case "$GCC-$CC-$host_os" in
yes-*-*)
dnl GNU (gcc/g++)
- case "$gcc_ver-$host_os" in
- *-cygwin*)
+ case "$host_os" in
+ cygwin*)
LDFLAGS="$LDFLAGS -no-undefined"
;;
- *-mingw*)
+ mingw*)
dnl On MinGW we need the -Wno-format flag since gcc
dnl doesn't know about the %I64d format string for
dnl long long
@@ -540,10 +540,10 @@
esac
dnl Be picky; "-Werror" seems to be too rigid for autoconf...
CFLAGS="$CFLAGS -Wall"
- case "$gcc_ver-$host_os" in
- 3.[[4-9]].*-*|[[4-9]].*-*)
+ case "$CC-$gcc_ver" in
+ *clang*-*|*-3.[[4-9]].*|*-[[4-9]].*)
CFLAGS="$CFLAGS -Wextra";;
- *)
+ *-*)
CFLAGS="$CFLAGS -W";;
esac
dnl Be rigid; MonetDB code is supposed to adhere to this... ;-)
@@ -551,8 +551,8 @@
X_CFLAGS="$X_CFLAGS -Werror"
dnl Make sure that gcc is as strict as icc, MSVC++, etc.:
X_CFLAGS="$X_CFLAGS -Wpointer-arith"
- case "$gcc_ver-$host_os" in
- 3.[[4-9]].*-*|[[4-9]].*-*)
+ case "$CC-$gcc_ver" in
+ *clang*-*|*-3.[[4-9]].*|*-[[4-9]].*)
X_CFLAGS="$X_CFLAGS -Wdeclaration-after-statement";;
esac
X_CFLAGS="$X_CFLAGS -Wundef"
@@ -560,25 +560,51 @@
X_CFLAGS="$X_CFLAGS -Wformat=2 -Wno-format-nonliteral"
X_CFLAGS="$X_CFLAGS -Winit-self"
X_CFLAGS="$X_CFLAGS -Winvalid-pch"
- X_CFLAGS="$X_CFLAGS -Wmissing-include-dirs"
X_CFLAGS="$X_CFLAGS -Wpacked"
- X_CFLAGS="$X_CFLAGS -Wstack-protector"
X_CFLAGS="$X_CFLAGS -Wunknown-pragmas"
- X_CFLAGS="$X_CFLAGS -Wvariadic-macros"
+ case "$CC-$gcc_ver" in
+ *clang*-*|*-4.[[4-9]].*|*-[[5-9]].*)
+ dnl these trigger a warning (-> error) with gcc < 4.4
+ X_CFLAGS="$X_CFLAGS -Wmissing-include-dirs"
+ ;;
+ esac
+ case "$CC-$gcc_ver" in
+ *clang*-*|*-3.[[5-9]].*|*-[[4-9]].*)
+ dnl gcc < 3.5 does not know these
+ X_CFLAGS="$X_CFLAGS -Wstack-protector"
+ X_CFLAGS="$X_CFLAGS -Wvariadic-macros"
+ ;;
+ esac
case "$CC" in
*clang*)
;;
*)
- dnl clang (2.8) does not know these
- X_CFLAGS="$X_CFLAGS -Wjump-misses-init"
- X_CFLAGS="$X_CFLAGS -Wlogical-op"
- X_CFLAGS="$X_CFLAGS -Wpacked-bitfield-compat"
- X_CFLAGS="$X_CFLAGS -Wsync-nand"
+ case "$gcc_ver" in
+ [[0-2]].*|3.[[0-4]].*)
+ dnl gcc < 3.5 triggers a warning (-> error) without this
+ X_CFLAGS="$X_CFLAGS -Wno-uninitialized"
+ ;;
+ 4.[[4-9]].*|[[5-9]].*)
+ dnl clang (2.8) & gcc < 4.4 do not know these
+ X_CFLAGS="$X_CFLAGS -Wpacked-bitfield-compat"
+ X_CFLAGS="$X_CFLAGS -Wsync-nand"
+ case "$gcc_ver" in
+ 4.[[5-9]].*|[[5-9]].*)
+ dnl clang (2.8) & gcc < 4.5 do not know these
+ X_CFLAGS="$X_CFLAGS -Wjump-misses-init"
+ dnl these trigger a warning (-> error) with
clang (2.8) & gcc < 4.5
+ X_CFLAGS="$X_CFLAGS -Wunreachable-code"
+ dnl clang (2.8) does not know these
+ dnl these trigger a warning (-> error) with gcc
< 4.5
+ X_CFLAGS="$X_CFLAGS -Wlogical-op"
+ ;;
+ esac
+ ;;
+ esac
dnl these trigger a warning (-> error) with clang (2.8)
X_CFLAGS="$X_CFLAGS -Wcast-align"
- X_CFLAGS="$X_CFLAGS -Wunreachable-code"
;;
esac
@@ -614,7 +640,12 @@
dnl X_CFLAGS="$X_CFLAGS -Wwrite-strings"
dnl The default configure invocation when doing an rpmbuild also uses
this
- X_CFLAGS="$X_CFLAGS -Wp,-D_FORTIFY_SOURCE=2"
+ case "$CC-$gcc_ver" in
+ *clang*-*|*-4.[[1-9]].*|*-[[5-9]].*)
+ dnl _FORTIFY_SOURCE supported only with GCC 4.1 and later
+ X_CFLAGS="$X_CFLAGS -Wp,-D_FORTIFY_SOURCE=2"
+ ;;
+ esac
dnl Some versions of bison seem to generate code
dnl that does not compile with `gcc -Wundef`;
@@ -625,13 +656,15 @@
dnl Likewise, at least with gcc 4.3.0 and bison 2.3 on Gentoo
1.12.11.1,
dnl gcc complains about some bison-generated code that defines an
unused static function:
dnl "warning: 'input' defined but not used".
- case "$gcc_ver-$host_os" in
- 4.[[3-9]]*-*|[[5-9]].*-*)
+ case "$CC-$gcc_ver" in
+ *clang*-*)
+ ;;
+ *-4.[[3-9]]*|*-[[5-9]].*)
GCC_BISON_CFLAGS="$GCC_BISON_CFLAGS -Wno-unused-function";;
esac
dnl ... however, some things are beyond our control:
- case $gcc_ver-$host_os in
- *-solaris*|*-aix*)
+ case $host_os in
+ solaris*|aix*)
dnl In some cases, there is a (possibly) uninitialized
dnl variable in bison.simple ... |-(
X_CFLAGS="$X_CFLAGS -Wno-uninitialized"
@@ -650,20 +683,26 @@
dnl as locally as possbile via "-Wno-strict-aliasing
-Wno-unused-variable -Wno-unused-function -Wno-unused-parameter -Wno-undef
-Wno-missing-field-initializers"
dnl (see also clients/perl/Cimpl/Makefile.ag).
GCC_SWIG_CFLAGS="$GCC_SWIG_CFLAGS -Wno-strict-aliasing
-Wno-unused-variable -Wno-unused-function -Wno-unused-parameter -Wno-undef
-Wno-unused-value"
- case "$CC" in
- *clang*)
+ case "$CC-$gcc_ver" in
+ *clang*-*)
;;
- *)
- dnl clang (2.8) does not know this
+ *-3.[[5-9]].*|*-[[4-9]].*)
+ dnl clang (2.8) & gcc < 3.5 do not know this
GCC_SWIG_CFLAGS="$GCC_SWIG_CFLAGS -Wno-logical-op"
+ case "$gcc_ver" in
+ 3.[[5-9]].*|4.[[0-4]].*)
+ dnl 3.4 < gcc < 4.5 trigger a warning (-> error)
without this
+ GCC_SWIG_CFLAGS="$GCC_SWIG_CFLAGS -Wno-nonnull"
+ ;;
+ esac
;;
esac
- case "$gcc_ver-$host_os" in
- [[4-9]].*-*)
+ case "$gcc_ver" in
+ [[4-9]].*)
dnl -Wno-missing-field-initializers is only available as of gcc 4.*
GCC_SWIG_CFLAGS="$GCC_SWIG_CFLAGS -Wno-missing-field-initializers"
;;
- *-*)
+ *)
dnl need to use -Wno-extra with older gcc
GCC_SWIG_CFLAGS="$GCC_SWIG_CFLAGS -Wno-extra"
;;
@@ -3294,8 +3333,8 @@
dnl CFLAGS for our code are stricter than what autoconf can cope with.
CFLAGS="$CFLAGS \$(X_CFLAGS)"
-case "$GCC-$gcc_ver-$host_os" in
-yes-3.[[4-9]].*-*|yes-[[4-9]].*-*)
+case "$GCC-$CC-$gcc_ver" in
+yes-*clang*-*|yes-*-3.[[4-9]].*|yes-*-[[4-9]].*)
CFLAGS="$CFLAGS -Wno-declaration-after-statement";;
esac
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