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From: Aldy Hernandez <aldyh@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org Subject: [gcc/devel/ranger] libstdc++: Fix failing test in debug mode Date: Wed, 17 Jun 2020 19:16:53 +0000 (GMT) [thread overview] Message-ID: <20200617191653.93A313959C39@sourceware.org> (raw) https://gcc.gnu.org/g:86e2dc22c91a722d2624c0010d81f1ce4b911bbd commit 86e2dc22c91a722d2624c0010d81f1ce4b911bbd Author: Jonathan Wakely <jwakely@redhat.com> Date: Thu Feb 27 17:22:50 2020 +0000 libstdc++: Fix failing test in debug mode This fixes a failure due to a (correct) warning seen when testing with -D_GLIBCXX_USE_CXX11_ABI=0 -D_GLIBCXX_ASSERTIONS: include/bits/char_traits.h:365: warning: 'void* __builtin_memcpy(void*, const void*, long unsigned int)' specified bound 18446744073709551615 exceeds maximum object size 9223372036854775807 [-Wstringop-overflow=] FAIL: 21_strings/basic_string/cons/char/1.cc (test for excess errors) * testsuite/21_strings/basic_string/cons/char/1.cc: Disable -Wstringop-overflow warnings. Diff: --- libstdc++-v3/ChangeLog | 5 +++++ libstdc++-v3/testsuite/21_strings/basic_string/cons/char/1.cc | 2 ++ 2 files changed, 7 insertions(+) diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 26e288d4f43..24ce2a140db 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,3 +1,8 @@ +2020-02-28 Jonathan Wakely <jwakely@redhat.com> + + * testsuite/21_strings/basic_string/cons/char/1.cc: Disable + -Wstringop-overflow warnings. + 2020-02-27 Jonathan Wakely <jwakely@redhat.com> * testsuite/lib/libstdc++.exp (v3_target_compile): Add diff --git a/libstdc++-v3/testsuite/21_strings/basic_string/cons/char/1.cc b/libstdc++-v3/testsuite/21_strings/basic_string/cons/char/1.cc index 66054588273..1c3e43f2fd4 100644 --- a/libstdc++-v3/testsuite/21_strings/basic_string/cons/char/1.cc +++ b/libstdc++-v3/testsuite/21_strings/basic_string/cons/char/1.cc @@ -19,6 +19,8 @@ // 21.3.1 basic_string constructors. +// { dg-options "-Wno-stringop-overflow" } + #include <new> #include <stdexcept> #include <testsuite_hooks.h>
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