From: Victor Stinner <vstinner@python.org>
Date: Fri, 22 May 2026 19:32:44 +0000 (+0200)
Subject: gh-149879: Fix test_c_stack_unwind on Cygwin (#150084)
X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=81153601539c009dcc6b68a515541f3025aad122;p=thirdparty%2FPython%2Fcpython.git

gh-149879: Fix test_c_stack_unwind on Cygwin (#150084)

On Cygwin, the Python library is called "cygpython3.16.dll".
---

diff --git a/Modules/_testinternalcapi.c b/Modules/_testinternalcapi.c
index b8a22c439e85..088f0e46c6c6 100644
--- a/Modules/_testinternalcapi.c
+++ b/Modules/_testinternalcapi.c
@@ -240,10 +240,17 @@ classify_address(uintptr_t addr, int jit_enabled, PyInterpreterState *interp)
         if (strncmp(base, "python", 6) == 0) {
             return "python";
         }
+#ifdef __CYGWIN__
+        // Match Cygwin "cygpython3.16.dll"
+        if (strncmp(base, "cygpython", 9) == 0) {
+            return "python";
+        }
+#else
         // Match "libpython3.15.so.1.0"
         if (strncmp(base, "libpython", 9) == 0) {
             return "python";
         }
+#endif
         return "other";
     }
 #ifdef _Py_JIT