Adjust CFLAGS and CXXFLAGS for compilation with clang. The current
setting suppresses almost all warnings originating in source code
constructs. It does ot yet suppress warnings from unrecognised command
line flags as they may be the reason for regression test failures
which have not yet been investigated.
git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13619 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/Makefile.tool-tests.am b/Makefile.tool-tests.am
index c8fd434..299ba7b 100644
--- a/Makefile.tool-tests.am
+++ b/Makefile.tool-tests.am
@@ -31,6 +31,13 @@
CFLAGS += -Wno-write-strings
endif
+if COMPILER_IS_CLANG
+CFLAGS += -Wno-format-extra-args # perf/tinycc.c
+CFLAGS += -Wno-literal-range # none/tests/amd64/fxtract.c
+CFLAGS += -Wno-string-plus-int # drd/tests/annotate_ignore_rw.c
+CXXFLAGS += -Wno-unused-private-field # drd/tests/tsan_unittest.cpp
+endif
+
check-local: build-noinst_DSYMS
clean-local: clean-noinst_DSYMS
diff --git a/configure.ac b/configure.ac
index 6fc3f1d..42f2ac5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -119,6 +119,8 @@
is_clang="clang"
# Don't use -dumpversion with clang: it will always produce "4.2.1".
gcc_version=`${CC} --version | $SED -n -e 's/.*clang version \([0-9.]*\).*$/\1/p'`
+ CFLAGS="$CFLAGS -Wno-tautological-compare -Wno-cast-align -Wno-self-assign"
+ CXXFLAGS="$CXXFLAGS -Wno-tautological-compare -Wno-cast-align -Wno-self-assign"
else
is_clang="notclang"
gcc_version=`${CC} -dumpversion 2>/dev/null`
@@ -127,6 +129,7 @@
fi
fi
]
+AM_CONDITIONAL(COMPILER_IS_CLANG, test $is_clang = clang)
case "${is_clang}-${gcc_version}" in
notclang-3.*)