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Diffstat (limited to 'gdb/sanitize.m4')
| -rw-r--r-- | gdb/sanitize.m4 | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/gdb/sanitize.m4 b/gdb/sanitize.m4 index 78d0070..87a4f3c 100644 --- a/gdb/sanitize.m4 +++ b/gdb/sanitize.m4 @@ -34,7 +34,11 @@ if test "x$enable_ubsan" = xyes; then dnl A link check is required because it is possible to install gcc dnl without libubsan, leading to link failures when compiling with dnl -fsanitize=undefined. - AC_TRY_LINK([],[],enable_ubsan=yes,enable_ubsan=no) + AC_LINK_IFELSE( + [AC_LANG_PROGRAM([], [])], + [enable_ubsan=yes], + [enable_ubsan=no] + ) CXXFLAGS="$saved_CXXFLAGS" AC_MSG_RESULT($enable_ubsan) if test "x$enable_ubsan" = xyes; then |