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configure: do not clobber CFLAGS with --enable-fuzzing

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When configuring with --enable-fuzzing, we overwrote the CFLAGS
added by all the preceding checks. Instead of overwriting CFLAGS, append
the ones we need.

Fixes: adc28027ff ("fuzz: add configure flag --enable-fuzzing")
Reported-by: Li Qiang <liq3ea@163.com>
Signed-off-by: Alexander Bulekov <alxndr@bu.edu>
Message-Id: <20200708200104.21978-2-alxndr@bu.edu>
Tested-by: Li Qiang <liq3ea@gmail.com>
Reviewed-by: Li Qiang <liq3ea@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Alexander Bulekov 2020-07-08 16:01:03 -04:00 committed by Thomas Huth
parent d1abf3fc6a
commit 0ab6c2384c
1 changed files with 1 additions and 1 deletions
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2
configure vendored
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@ -7926,7 +7926,7 @@ if test "$fuzzing" = "yes" ; then
if test "$have_fuzzer" = "yes"; then
FUZZ_LDFLAGS=" -fsanitize=address,fuzzer"
FUZZ_CFLAGS=" -fsanitize=address,fuzzer"
CFLAGS=" -fsanitize=address,fuzzer-no-link"
CFLAGS="$CFLAGS -fsanitize=address,fuzzer-no-link"
else
error_exit "Your compiler doesn't support -fsanitize=address,fuzzer"
exit 1