Hi, to fix bug #853568 I tried a patch (gcc-7.patch) to fix abs() arguments in nanopolish[1] but I have no idea how to deal with this:
... g++ -o src/hmm/nanopolish_pore_model_set.o -c -g -O2 -fdebug-prefix-map=/build/nanopolish-0.5.0=. -fstack-protector-strong -Wformat -Werror=format-security -g -O3 -std=c++11 -fopenmp -Wdate-t src/common/nanopolish_variant.cpp: In function 'std::vector<Variant> extract_variants(const string&, const string&)': src/common/nanopolish_variant.cpp:32:69: error: call of overloaded 'abs(std::__cxx11::basic_string<char>::size_type)' is ambiguous size_t difference = std::abs(reference.size() - haplotype.size()); ^ In file included from /usr/include/c++/7/cstdlib:77:0, from /usr/include/c++/7/bits/stl_algo.h:59, from /usr/include/c++/7/algorithm:62, from src/common/nanopolish_variant.cpp:8: /usr/include/c++/7/bits/std_abs.h:78:3: note: candidate: constexpr long double std::abs(long double) abs(long double __x) ^~~ /usr/include/c++/7/bits/std_abs.h:74:3: note: candidate: constexpr float std::abs(float) abs(float __x) ^~~ /usr/include/c++/7/bits/std_abs.h:70:3: note: candidate: constexpr double std::abs(double) abs(double __x) ^~~ /usr/include/c++/7/bits/std_abs.h:61:3: note: candidate: long long int std::abs(long long int) abs(long long __x) { return __builtin_llabs (__x); } ^~~ /usr/include/c++/7/bits/std_abs.h:56:3: note: candidate: long int std::abs(long int) abs(long __i) { return __builtin_labs(__i); } ^~~ In file included from /usr/include/c++/7/cstdlib:75:0, from /usr/include/c++/7/bits/stl_algo.h:59, from /usr/include/c++/7/algorithm:62, from src/common/nanopolish_variant.cpp:8: /usr/include/stdlib.h:735:12: note: candidate: int abs(int) extern int abs (int __x) __THROW __attribute__ ((__const__)) __wur; ^~~ Makefile:98: recipe for target 'src/common/nanopolish_variant.o' failed Any idea how to patch this? Kind regards Andreas. [1] https://anonscm.debian.org/git/debian-med/nanopolish.git -- http://fam-tille.de