avoid unnecessary disk IO in test_gcc_unmangler

1 files changed, 5 insertions, 1 deletions

diff --git a/tests/runner.py b/tests/runner.py
index 1d85b3df..6c4be115 100755
--- a/tests/runner.py
+++ b/tests/runner.py
@@ -5956,7 +5956,11 @@ void*:16
       self.do_run(path_from_root('tests', 'cubescript'), '*\nTemp is 33\n9\n5\nhello, everyone\n*', main_file='command.cpp')
 
     def test_gcc_unmangler(self):
-      self.do_run(path_from_root('third_party'), '*d_demangle(char const*, int, unsigned int*)*', args=['_ZL10d_demanglePKciPj'], main_file='gcc_demangler.c')
+      #Settings.NUM_NAMED_GLOBALS = 0 # test coverage for this
+
+      Building.COMPILER_TEST_OPTS = ['-I' + path_from_root('third_party')]
+
+      self.do_run(open(path_from_root('third_party', 'gcc_demangler.c')).read(), '*d_demangle(char const*, int, unsigned int*)*', args=['_ZL10d_demanglePKciPj'])
 
       #### Code snippet that is helpful to search for nonportable optimizations ####
       #global LLVM_OPT_OPTS