diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac index 321a0f3..6e25cf1 100644 --- a/configure.ac +++ b/configure.ac @@ -323,6 +323,16 @@ AC_CACHE_CHECK([if the compiler supports -Wno-unused-result], AM_CONDITIONAL(HAVE_W_NO_UNUSED_RESULT, test "$perftools_cv_w_no_unused_result" = yes) +AC_ARG_ENABLE([dynamic-sized-delete-support], + [AS_HELP_STRING([--disable-dynamic-sized-delete-support], + [don't try to build run-time switch for sized delete operator])], + [enable_dyn_sized_delete="$enableval"], + [enable_dyn_sized_delete=yes]) + +AS_IF([test "x$enable_dyn_sized_delete" = xyes], + [AC_DEFINE([ENABLE_DYNAMIC_SIZED_DELETE], 1, + [Build runtime detection for sized delete])]) + AC_ARG_ENABLE([sized-delete], [AS_HELP_STRING([--enable-sized-delete], [build sized delete operator])], @@ -333,14 +343,14 @@ AS_IF([test "x$enable_sized_delete" = xyes], AC_MSG_NOTICE([Will build sized deallocation operators])], [AC_MSG_NOTICE([Will not build sized deallocation operators])]) -AS_IF([test "x$enable_sized_delete" = xyes], +AS_IF([test "x$enable_sized_delete" = xyes -o "x$enable_dyn_sized_delete" = xyes], [AC_CACHE_CHECK([if C++ compiler supports -fsized-deallocation], perftools_cv_sized_deallocation_result, [AC_LANG_PUSH(C++) OLD_CXXFLAGS="$CXXFLAGS" CXXFLAGS="$CXXFLAGS -fsized-deallocation" AC_COMPILE_IFELSE([AC_LANG_PROGRAM(,)], - perftools_cv_sized_deallocation_result="$enable_sized_delete", + perftools_cv_sized_deallocation_result=yes, perftools_cv_sized_deallocation_result=no) CXXFLAGS="$OLD_CXXFLAGS" AC_LANG_POP(C++)])]) |