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| author | Florian Weimer <fweimer@redhat.com> | 2019-09-06 12:27:36 +0200 |
|---|---|---|
| committer | Florian Weimer <fw@gcc.gnu.org> | 2019-09-06 12:27:36 +0200 |
| commit | 3c086f8decdc190602fb66cfec8f3cff16328142 (patch) | |
| tree | 1902238a65deeaf90dfe4c439e44384b48b39d0e /libitm/configure | |
| parent | 7d99a5b62c2672eff965fec12edac0a080d77257 (diff) | |
| download | gcc-3c086f8decdc190602fb66cfec8f3cff16328142.zip gcc-3c086f8decdc190602fb66cfec8f3cff16328142.tar.gz gcc-3c086f8decdc190602fb66cfec8f3cff16328142.tar.bz2 | |
Fix GCC_LINUX_FUTEX to work with C99 compilers
Without this change, libstdc++ is built without futex symbols if GCC
rejects implicit function declarations by default.
From-SVN: r275454
Diffstat (limited to 'libitm/configure')
| -rw-r--r-- | libitm/configure | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libitm/configure b/libitm/configure index bdc5148..c466ae0 100644 --- a/libitm/configure +++ b/libitm/configure @@ -16481,6 +16481,7 @@ case "$target" in cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include <sys/syscall.h> + #include <unistd.h> int lk; int main () @@ -16533,6 +16534,7 @@ rm -f core conftest.err conftest.$ac_objext \ cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include <sys/syscall.h> + #include <unistd.h> int lk; int main () |