You receive this bug because this package does not respect my system's AR (x86_64-pc-linux-gnu-ar) and calls directly /usr/bin/ar The possible solutions to fix this issue are: 1)Fix the buildsystem, if you can; 2)inherit toolchain-funcs and use tc-export AR 3)inherit toolchain-funcs and use emake AR="$(tc-getAR)" From the build log: ar cr libtre.a regcomp.o regerror.o regexec.o tre-ast.o tre-compile.o tre-match-approx.o tre-match-backtrack.o tre-match-parallel.o tre-mem.o tre-parse.o tre-stack.o xmalloc.o
+ 15 Jan 2014; Justin Lecher <jlec@gentoo.org> -R-2.10.1.ebuild, + -R-2.15.3.ebuild: + Drop old; fixes #478572 (EAPI <4 should be removed), #476010 & #476008 + (Respect AR and LDFLAGS), #438544 (Installation Problems with version 2), + #425708 (stack smashing) +