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Adjust CFLAGS and CXXFLAGS for compilation with clang. The current

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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
This commit is contained in:
Florian Krohm 2013-10-04 21:12:17 +00:00
parent f43cafa3f0
commit 4f1758438b
2 changed files with 10 additions and 0 deletions
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7
Makefile.tool-tests.am
View File

@ -31,6 +31,13 @@ if HAS_WRITE_STRINGS_WARNING
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

3
configure.ac
View File

@ -119,6 +119,8 @@ if test "x`${CC} --version | $SED -n -e 's/.*\(clang\) version.*/\1/p'`" = "xcla
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 @@ else
fi
fi
]
AM_CONDITIONAL(COMPILER_IS_CLANG, test $is_clang = clang)
case "${is_clang}-${gcc_version}" in
notclang-3.*)