This test fails in the Fedora RPM build (but not elsewhere, for unknown reasons). The warning is correct, we're passing a null pointer.
* testsuite/tr1/8_c_compatibility/cstdlib/functions.cc: Do not pass a null pointer to functions with nonnull(1) attribute. Tested x86_64-linux, committed to master.
commit fcc443b97e19d9c8a2d8ccdfa4cc20682165827e Author: Jonathan Wakely <jwak...@redhat.com> Date: Thu Mar 12 11:03:04 2020 +0000 libstdc++: Fix test failure due to -Wnonnull warnings This test fails in the Fedora RPM build (but not elsewhere, for unknown reasons). The warning is correct, we're passing a null pointer. * testsuite/tr1/8_c_compatibility/cstdlib/functions.cc: Do not pass a null pointer to functions with nonnull(1) attribute. diff --git a/libstdc++-v3/testsuite/tr1/8_c_compatibility/cstdlib/functions.cc b/libstdc++-v3/testsuite/tr1/8_c_compatibility/cstdlib/functions.cc index 89c078ffe6f..227a7580bcf 100644 --- a/libstdc++-v3/testsuite/tr1/8_c_compatibility/cstdlib/functions.cc +++ b/libstdc++-v3/testsuite/tr1/8_c_compatibility/cstdlib/functions.cc @@ -30,7 +30,7 @@ void test01() #if _GLIBCXX_USE_C99_STDLIB long long i = 0; - const char* s = 0; + const char* s = ""; char** endptr = 0; int base = 0;