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| author | MarcoFalke <falke.marco@gmail.com> | 2018-12-27 15:19:39 +0100 |
|---|---|---|
| committer | MarcoFalke <falke.marco@gmail.com> | 2019-01-05 19:06:03 +0100 |
| commit | fad058a79fe6f8d85e408d1c1954de8b86944039 (patch) | |
| tree | 6e4ff8086d41798a4aadd893e68a6f47fad8cbe2 /configure.ac | |
| parent | fe5a70b9fefa0548f497a749746f53f3d7fd0ebb (diff) | |
| download | bitcoin-fad058a79fe6f8d85e408d1c1954de8b86944039.tar.xz | |
build: Allow to configure --with-sanitizers=fuzzer
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac index 4b34082270..1319af8c86 100644 --- a/configure.ac +++ b/configure.ac @@ -295,7 +295,14 @@ if test x$use_sanitizers != x; then AX_CHECK_LINK_FLAG( [[-fsanitize=$use_sanitizers]], [[SANITIZER_LDFLAGS=-fsanitize=$use_sanitizers]], - [AC_MSG_ERROR([linker did not accept requested flags, you are missing required libraries])]) + [AC_MSG_ERROR([linker did not accept requested flags, you are missing required libraries])], + [], + [AC_LANG_PROGRAM([[ + #include <cstdint> + #include <cstddef> + extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { return 0; } + __attribute__((weak)) // allow for libFuzzer linking + ]],[[]])]) fi ERROR_CXXFLAGS= |