Index: llvm-toolchain-snapshot_19~++20240622104700+f5b93ae5884d/openmp/runtime/tools/check-execstack.py
===================================================================
--- llvm-toolchain-snapshot_19~++20240622104700+f5b93ae5884d.orig/openmp/runtime/tools/check-execstack.py
+++ llvm-toolchain-snapshot_19~++20240622104700+f5b93ae5884d/openmp/runtime/tools/check-execstack.py
@@ -30,7 +30,7 @@ def is_stack_executable_readelf(library)
         error("{}: Not stack segment found".format(library))
     if len(stack_lines) > 1:
         error("{}: More than one stack segment found".format(library))
-    h = r"0x[0-9a-fA-F]+"
+    h = r"0(?:x[0-9a-f]+)"
     m = re.search(
         r"((GNU_)?STACK)\s+({0})\s+({0})\s+({0})\s+({0})\s+({0})"
         " ([R ][W ][E ])".format(h),