Date: Sun, 03 Jul 2022 07:33:24 +0000 From: bugzilla-noreply@freebsd.org To: toolchain@FreeBSD.org Subject: [Bug 265008] 'undefined symbol: environ' when a shared library is built which shouldn't happen according to environ(7) Message-ID: <bug-265008-29464-Vnk8GrPqG8@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-265008-29464@https.bugs.freebsd.org/bugzilla/> References: <bug-265008-29464@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D265008 --- Comment #1 from Yuri Victorovich <yuri@freebsd.org> --- The -Wl,--no-undefined flag triggers it. Testcase: $ cat x.c=20 extern char **environ; char** fn() { return environ; } $ cc --shared -o x.so -fPIC -Wl,--no-undefined x.c ld: error: undefined symbol: environ >>> referenced by x.c >>> /tmp/x-0e96b0.o:(fn) cc: error: linker command failed with exit code 1 (use -v to see invocation) --=20 You are receiving this mail because: You are the assignee for the bug.=
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