b443fb3970
- Backport fix for problems associated with GCC 13's self-move warning. - Tweak gdb-6.6-buildid-locate-rpm.patch so that running GDB's configure script will not error out due to GCC 13's warnings. - Backport replace deprecated distutils.sysconfig in python-config.
44 lines
2.6 KiB
Plaintext
44 lines
2.6 KiB
Plaintext
From FEDORA_PATCHES Mon Sep 17 00:00:00 2001
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From: Kevin Buettner <kevinb@redhat.com>
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Date: Fri, 20 Jan 2023 15:15:59 -0700
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Subject: gdb-gcc-13-backport-self-move-diagnostic-fix
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;; gcc 13 fallout: Backport Jan-Benedict Glaw's fix for the self-move
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;; warning check
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Fix self-move warning check for GCC 13+
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GCC 13 got the self-move warning (0abb78dda084a14b3d955757c6431fff71c263f3),
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but that warning is only checked for clang, resulting in:
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/usr/lib/gcc-snapshot/bin/g++ -x c++ -I. -I. -I./config -DLOCALEDIR="\"/tmp/gdb-m68k-linux/share/locale\"" -DHAVE_CONFIG_H -I./../include/opcode -I./../readline/readline/.. -I./../zlib -I../bfd -I./../bfd -I./../include -I../libdecnumber -I./../libdecnumber -I./../gnulib/import -I../gnulib/import -I./.. -I.. -I./../libbacktrace/ -I../libbacktrace/ -DTUI=1 -I./.. -pthread -Wall -Wpointer-arith -Wno-unused -Wunused-value -Wunused-variable -Wunused-function -Wno-switch -Wno-char-subscripts -Wempty-body -Wunused-but-set-parameter -Wunused-but-set-variable -Wno-sign-compare -Wno-error=maybe-uninitialized -Wno-mismatched-tags -Wsuggest-override -Wimplicit-fallthrough=3 -Wduplicated-cond -Wshadow=local -Wdeprecated-copy -Wdeprecated-copy-dtor -Wredundant-move -Wmissing-declarations -Wstrict-null-sentinel -Wformat -Wformat-nonliteral -Werror -g -O2 -c -o unittests/environ-selftests.o -MT unittests/environ-selftests.o -MMD -MP -MF unittests/.deps/environ-selftests.Tpo unittests/environ-selftests.c
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unittests/environ-selftests.c: In function 'void selftests::gdb_environ_tests::test_self_move()':
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unittests/environ-selftests.c:228:7: error: moving 'env' of type 'gdb_environ' to itself [-Werror=self-move]
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228 | env = std::move (env);
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| ~~~~^~~~~~~~~~~~~~~~~
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unittests/environ-selftests.c:228:7: note: remove 'std::move' call
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cc1plus: all warnings being treated as errors
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make[1]: *** [Makefile:1896: unittests/environ-selftests.o] Error 1
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make[1]: Leaving directory '/var/lib/laminar/run/gdb-m68k-linux/3/binutils-gdb/gdb'
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make: *** [Makefile:13193: all-gdb] Error 2
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diff --git a/include/diagnostics.h b/include/diagnostics.h
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--- a/include/diagnostics.h
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+++ b/include/diagnostics.h
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@@ -79,6 +79,15 @@
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# define DIAGNOSTIC_IGNORE_FORMAT_NONLITERAL \
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DIAGNOSTIC_IGNORE ("-Wformat-nonliteral")
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+# if __GNUC__ >= 5
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+# define DIAGNOSTIC_IGNORE_UNUSED_BUT_SET_VARIABLE \
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+ DIAGNOSTIC_IGNORE ("-Wunused-but-set-variable")
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+# endif
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+
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+# if __GNUC__ >= 13
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+# define DIAGNOSTIC_IGNORE_SELF_MOVE DIAGNOSTIC_IGNORE ("-Wself-move")
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+# endif
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+
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/* GCC 4.8's "diagnostic push/pop" seems broken when using this, -Wswitch
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remains enabled at the error level even after a pop. Therefore, don't
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use it for GCC < 5. */
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