Bug 854543 – app-forensics/aflplusplus-4.00c fails to compile (lto): undefined reference to __sanitizer_cov_trace_pc_guard_init

• Status: CONFIRMED
• Product: Gentoo Linux

[Description Agostino Sarubbo 2022-06-27 06:20:18 UTC]

https://blogs.gentoo.org/ago/2020/07/04/gentoo-tinderbox/

Issue: app-forensics/aflplusplus-4.00c fails to compile (lto).
Discovered on: amd64 (internal ref: lto_tinderbox)

NOTE:
This machine uses lto with CFLAGS=-flto -Werror=odr -Werror=lto-type-mismatch -Werror=strict-aliasing

[Comment 1 Agostino Sarubbo 2022-06-27 06:20:20 UTC]

Created attachment 787901 [details]
build.log

build log and emerge --info

[Comment 2 Agostino Sarubbo 2022-06-27 06:20:22 UTC]

Error(s) that match a know pattern in addition to what has been reported in the summary:


/usr/lib/llvm/13/include/llvm/Support/Error.h: In member function ‘void llvm::Error::setChecked(bool)’:
ld-temp.o:(.text.sancov.module_ctor_trace_pc_guard[sancov.module_ctor_trace_pc_guard]+0xf): undefined reference to `__sanitizer_cov_trace_pc_guard_init'
llvm_mode/./test-instr.c:(.text.main[main]+0x16): undefined reference to `__afl_area_ptr'
clang-13: error: linker command failed with exit code 1 (use -v to see invocation)