pythongh-144741: Fix test_frame_pointer_unwind for libpython (python#145499)

vstinner · ljfp · commit 43f2a3a06f5d · 2026-04-25T17:51:35.000+02:00
Fix test_frame_pointer_unwind when Python is built with
--enable-shared. Classify also libpython frames as "python".
diff --git a/Misc/NEWS.d/next/Tests/2026-03-04-17-39-15.gh-issue-144741.0RHhBF.rst b/Misc/NEWS.d/next/Tests/2026-03-04-17-39-15.gh-issue-144741.0RHhBF.rst
@@ -0,0 +1,3 @@
+Fix ``test_frame_pointer_unwind`` when Python is built with
+:option:`--enable-shared`. Classify also libpython frames as ``"python"``.
+Patch by Victor Stinner.
diff --git a/Modules/_testinternalcapi.c b/Modules/_testinternalcapi.c
@@ -196,6 +196,10 @@ classify_address(uintptr_t addr, int jit_enabled, PyInterpreterState *interp)
         if (strncmp(base, "python", 6) == 0) {
             return "python";
         }
+        // Match "libpython3.15.so.1.0"
+        if (strncmp(base, "libpython", 9) == 0) {
+            return "python";
+        }
         return "other";
     }
 #ifdef _Py_JIT

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	+Fix ``test_frame_pointer_unwind`` when Python is built with
	`2`	+:option:`--enable-shared`. Classify also libpython frames as ``"python"``.
	`3`	`+Patch by Victor Stinner.`
Original file line number	Diff line number	Diff line change
`@@ -196,6 +196,10 @@ classify_address(uintptr_t addr, int jit_enabled, PyInterpreterState *interp)`
`196`	`196`	`if (strncmp(base, "python", 6) == 0) {`
`197`	`197`	`return "python";`
`198`	`198`	`}`
	`199`	`+ // Match "libpython3.15.so.1.0"`
	`200`	`+ if (strncmp(base, "libpython", 9) == 0) {`
	`201`	`+ return "python";`
	`202`	`+ }`
`199`	`203`	`return "other";`
`200`	`204`	`}`
`201`	`205`	`#ifdef _Py_JIT`