DOUBLE_FAIL_STACK

    DOUBLE_FAIL_STACK 2336 modules/up/src/Core/gnu/regex.c     && !DOUBLE_FAIL_STACK (fail_stack))                                        \
    DOUBLE_FAIL_STACK 2388 modules/up/src/Core/gnu/regex.c         if (!DOUBLE_FAIL_STACK (fail_stack))                   \
    DOUBLE_FAIL_STACK 2336 modules/up/src/gnug++/regex.c     && !DOUBLE_FAIL_STACK (fail_stack))                                  \
    DOUBLE_FAIL_STACK 2388 modules/up/src/gnug++/regex.c         if (!DOUBLE_FAIL_STACK (fail_stack))                     \