Hi, Sven Joachim wrote: > I get this error building coreutils from git (make V=1): > > ,---- > | gcc -I. -I./lib -Ilib -I./lib -Isrc -I./src -Werror -Wall > -Warith-conversion -Wbad-function-cast -Wcast-align=strict -Wdate-time > -Wdisabled-optimization -Wduplicated-cond -Wextra -Wformat-signedness > -Winit-self -Winvalid-pch -Wlogical-op -Wmissing-declarations > -Wmissing-include-dirs -Wnull-dereference -Wopenmp-simd -Woverlength-strings > -Wpacked -Wpointer-arith -Wshadow -Wstrict-prototypes > -Wsuggest-attribute=cold -Wsuggest-attribute=const -Wsuggest-attribute=format > -Wsuggest-attribute=malloc -Wsuggest-attribute=noreturn > -Wsuggest-attribute=pure -Wsuggest-final-methods -Wsuggest-final-types > -Wsync-nand -Wtrampolines -Wunknown-pragmas -Wvariadic-macros -Wvla > -Wwrite-strings -Warray-bounds=2 -Wattribute-alias=2 -Wbidi-chars=any,ucn > -Wformat=2 -Wimplicit-fallthrough=5 -Wshift-overflow=2 -Wuse-after-free=3 > -Wunused-const-variable=2 -Wvla-larger-than=4031 -Wno-sign-compare > -Wno-unused-parameter -Wno-format-nonliteral -fdiagnostics-show-option > -funit-at-a-time -Wno-return-local-addr -Wno-stringop-overflow -Wno-cast-qual > -Wno-conversion -Wno-float-equal -Wno-sign-compare -Wno-undef > -Wno-unused-function -Wno-unused-parameter -Wno-float-conversion > -Wimplicit-fallthrough -Wno-pedantic -Wno-sign-conversion -Wno-type-limits > -Wno-unsuffixed-float-constants -g -O2 -MT lib/libcoreutils_a-file-has-acl.o > -MD -MP -MF lib/.deps/libcoreutils_a-file-has-acl.Tpo -c -o > lib/libcoreutils_a-file-has-acl.o `test -f 'lib/file-has-acl.c' || echo > './'`lib/file-has-acl.c > | lib/file-has-acl.c: In function 'have_xattr': > | lib/file-has-acl.c:54:1: error: function might be candidate for attribute > 'pure' if it is known to return normally [-Werror=suggest-attribute=pure] > | 54 | have_xattr (char const *attr, char const *listbuf, ssize_t listsize) > | | ^~~~~~~~~~ > | cc1: all warnings being treated as errors > | make[2]: *** [Makefile:13267: lib/libcoreutils_a-file-has-acl.o] Error 1 > `----
A GCC bug has been registered for this: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109914 Thanks for the report. Bruno
