stack_trace: always exports the show_backtrace service

If disabled by `opt_stacktrace` it is the body that change, not the
client of the function.

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/src/abstract_compiler.nit b/src/abstract_compiler.nit
index 4e61ecf..6c0fa37 100644 (file)
--- a/src/abstract_compiler.nit
+++ b/src/abstract_compiler.nit
@@ -382,7 +382,7 @@ abstract class AbstractCompiler
                compile_header_structs
 
                # Signal handler function prototype
-               if not toolctx.opt_no_stacktrace.value then self.header.add_decl("void show_backtrace(int);")
+               self.header.add_decl("void show_backtrace(int);")
 
                # Global variable used by the legacy native interface
                self.header.add_decl("extern int glob_argc;")