# RUN: cp -f %S/Inputs/common-label-different-bodies-1.ll %t-1.ll
# RUN: cp -f %S/Inputs/common-label-different-bodies-2.ll %t-2.ll
# RUN: cp -f %S/Inputs/common-label-different-bodies-3.ll %t-3.ll
-# RUN: %update_llc_test_checks %t-1.ll
+# RUN: cp -f %S/Inputs/common-label-different-bodies-3.ll %t-4.ll
+# RUN: %update_llc_test_checks %t-1.ll 2>&1 | FileCheck %s --check-prefix=WARNINGS
+# RUN: %update_llc_test_checks --disable-verbose-prefix-warnings %t-4.ll 2>&1 | FileCheck %s --check-prefix=NOWARNINGS --allow-empty
# RUN: %update_llc_test_checks %t-2.ll
# RUN: %update_llc_test_checks %t-3.ll
# RUN: FileCheck --input-file=%t-1.ll %s
# RUN: FileCheck --input-file=%t-3.ll %s
# CHECK: B-LABEL: fold_v2i64
-# CHECK-NOT: A-LABEL: fold_v2i64
\ No newline at end of file
+# CHECK-NOT: A-LABEL: fold_v2i64
+# WARNINGS: WARNING: Function fold_v2i64 had conflicting output from different RUN lines for prefix A
+# WARNINGS: WARNING: Prefix A had conflicting output from different RUN lines for all functions
+# NOWARNINGS-NOT: WARNING
\ No newline at end of file
help='Activate CHECK line generation from this point forward')
parser.add_argument('--disable', action='store_false', dest='enabled',
help='Deactivate CHECK line generation from this point forward')
+ parser.add_argument('--disable-verbose-prefix-warnings', action='store_false',
+ default=True,
+ dest='verbose_prefix_warnings',
+ help='Disable warnings about unused prefixes.')
args = parser.parse_args()
- global _verbose
+ global _verbose, _verbose_prefix_warnings
_verbose = args.verbose
+ _verbose_prefix_warnings = args.verbose_prefix_warnings
return args
self._func_order.update({prefix: []})
def finish_and_get_func_dict(self):
- for prefix in self._get_failed_prefixes():
- warn('Prefix %s had conflicting output from different RUN lines for all functions' % (prefix,))
+ if _verbose_prefix_warnings:
+ for prefix in self._get_failed_prefixes():
+ warn('Prefix %s had conflicting output from different RUN lines for all functions' % (prefix,))
return self._func_dict
def func_order(self):
# so the body can't be common accross RUN lines. We use None to
# indicate that.
self._func_dict[prefix][func] = None
+ if _verbose_prefix_warnings:
+ warn('Function %s had conflicting output from different RUN lines for prefix %s' % (
+ func, prefix))
continue
self._func_dict[prefix][func] = function_body(