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fix(util/stackinfo): make sure check_stack can be invoked before 'main' (i.e., during initialization)

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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
This commit is contained in:
Leonardo de Moura 2014-06-03 14:01:46 -07:00
parent df3280e86e
commit b81d536946
1 changed files with 3 additions and 1 deletions
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4
src/util/stackinfo.cpp
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@ -90,10 +90,12 @@ size_t get_stack_size(int main) {
}
#endif
static bool g_stack_info_init = false;
static LEAN_THREAD_LOCAL size_t g_stack_size;
static LEAN_THREAD_LOCAL size_t g_stack_base;
void save_stack_info(bool main) {
g_stack_info_init = true;
g_stack_size = get_stack_size(main);
char x;
g_stack_base = reinterpret_cast<size_t>(&x);
@ -114,7 +116,7 @@ size_t get_available_stack_size() {
}
void check_stack(char const * component_name) {
if (get_used_stack_size() + LEAN_MIN_STACK_SPACE > g_stack_size)
if (g_stack_info_init && get_used_stack_size() + LEAN_MIN_STACK_SPACE > g_stack_size)
throw stack_space_exception(component_name);
}
}