| dnl This Source Code Form is subject to the terms of the Mozilla Public |
| dnl License, v. 2.0. If a copy of the MPL was not distributed with this |
| dnl file, You can obtain one at http://mozilla.org/MPL/2.0/. |
| |
| dnl Check if the compiler is gcc and has pr39608. If so |
| dnl disable vrp. |
| |
| AC_DEFUN([MOZ_GCC_PR39608], |
| [ |
| AC_MSG_CHECKING(for gcc pr39608) |
| ac_have_gcc_pr39608="yes" |
| AC_LANG_SAVE |
| AC_LANG_CPLUSPLUS |
| |
| AC_TRY_COMPILE([ |
| typedef void (*FuncType)(); |
| template<FuncType Impl> |
| void f(); |
| template<typename T> class C { |
| typedef C<T> ThisC; |
| template<int g()> |
| static void h() { |
| f<ThisC::h<g> >(); |
| } |
| }; |
| ], true, |
| ac_have_gcc_pr39608="no", |
| true) |
| |
| AC_LANG_RESTORE |
| |
| AC_MSG_RESULT($ac_have_gcc_pr39608) |
| if test "$ac_have_gcc_pr39608" = "yes"; then |
| echo This compiler would fail to build firefox, plase upgrade. |
| exit 1 |
| fi |
| ]) |
