[3.12] gh-101525: Skip test_gdb if the binary is relocated by BOLT. (… (#123603)

[3.12] gh-101525: Skip test_gdb if the binary is relocated by BOLT. (gh-118572)
(cherry picked from commit f95fc4d)

Author: corona10

Lib/test/libregrtest/utils.py

@@ -343,6 +343,11 @@ def get_build_info():
     if support.check_cflags_pgo():
         # PGO (--enable-optimizations)
         optimizations.append('PGO')
+
+    if support.check_bolt_optimized():
+        # BOLT (--enable-bolt)
+        optimizations.append('BOLT')
+
     if optimizations:
         build.append('+'.join(optimizations))
 

Lib/test/support/__init__.py

@@ -817,10 +817,20 @@ def check_cflags_pgo():
     _align = '0P'
 _vheader = _header + 'n'
 
+def check_bolt_optimized():
+    # Always return false, if the platform is WASI,
+    # because BOLT optimization does not support WASM binary.
+    if is_wasi:
+        return False
+    config_args = sysconfig.get_config_var('CONFIG_ARGS') or ''
+    return '--enable-bolt' in config_args
+
+
 def calcobjsize(fmt):
     import struct
     return struct.calcsize(_header + fmt + _align)
 
+
 def calcvobjsize(fmt):
     import struct
     return struct.calcsize(_vheader + fmt + _align)

Lib/test/test_gdb/__init__.py

@@ -24,6 +24,9 @@
 if support.check_cflags_pgo():
     raise unittest.SkipTest("test_gdb is not reliable on PGO builds")
 
+if support.check_bolt_optimized():
+    raise unittest.SkipTest("test_gdb is not reliable on BOLT optimized builds")
+
 
 def load_tests(*args):
     return support.load_package_tests(os.path.dirname(__file__), *args)

Misc/NEWS.d/next/Tests/2024-05-04-22-56-41.gh-issue-101525.LHK166.rst

@@ -0,0 +1,2 @@
+Skip ``test_gdb`` if the binary is relocated by BOLT.
+Patch by Donghee Na.