diff options
Diffstat (limited to 'gnu/packages')
| -rw-r--r-- | gnu/packages/cross-base.scm | 3 | ||||
| -rw-r--r-- | gnu/packages/gcc.scm | 6 | ||||
| -rw-r--r-- | gnu/packages/patches/gcc-10-cross-environment-variables.patch | 51 | ||||
| -rw-r--r-- | gnu/packages/patches/gcc-cross-gxx-include-dir.patch | 73 |
4 files changed, 130 insertions, 3 deletions
diff --git a/gnu/packages/cross-base.scm b/gnu/packages/cross-base.scm index 9487ac9238..926b00ccdf 100644 --- a/gnu/packages/cross-base.scm +++ b/gnu/packages/cross-base.scm @@ -243,6 +243,9 @@ target that libc." (append (origin-patches (package-source xgcc)) (append (cond + ((version>=? (package-version xgcc) "10.0") + (search-patches "gcc-10-cross-environment-variables.patch" + "gcc-cross-gxx-include-dir.patch")) ((version>=? (package-version xgcc) "8.0") (search-patches "gcc-8-cross-environment-variables.patch")) ((version>=? (package-version xgcc) "6.0") diff --git a/gnu/packages/gcc.scm b/gnu/packages/gcc.scm index e202b41715..5d114dca87 100644 --- a/gnu/packages/gcc.scm +++ b/gnu/packages/gcc.scm @@ -598,7 +598,7 @@ It also includes runtime support libraries for these languages."))) ;; Note: When changing the default gcc version, update ;; the gcc-toolchain-* definitions. -(define-public gcc gcc-8) +(define-public gcc gcc-10) (define-public (make-libstdc++ gcc) "Return a libstdc++ package based on GCC. The primary use case is when @@ -838,7 +838,7 @@ provides the GNU compiler for the Go programming language.")) (custom-gcc gcc-10 "gcc-objc" '("objc") %objc-search-paths)) -(define-public gcc-objc gcc-objc-7) +(define-public gcc-objc gcc-objc-10) (define %objc++-search-paths (list (search-path-specification @@ -880,7 +880,7 @@ provides the GNU compiler for the Go programming language.")) (custom-gcc gcc-10 "gcc-objc++" '("obj-c++") %objc++-search-paths)) -(define-public gcc-objc++ gcc-objc++-7) +(define-public gcc-objc++ gcc-objc++-10) (define (make-libstdc++-doc gcc) "Return a package with the libstdc++ documentation for GCC." diff --git a/gnu/packages/patches/gcc-10-cross-environment-variables.patch b/gnu/packages/patches/gcc-10-cross-environment-variables.patch new file mode 100644 index 0000000000..414198657d --- /dev/null +++ b/gnu/packages/patches/gcc-10-cross-environment-variables.patch @@ -0,0 +1,51 @@ +Search path environment variables for cross-compilers. See the discussion +at <http://gcc.gnu.org/ml/gcc/2013-02/msg00124.html>. + +Note: Touch 'C_INCLUDE_PATH' et al. rather than 'CPATH', as discussed +at <http://bugs.gnu.org/22186>. + +diff --git a/gcc/gcc.c b/gcc/gcc.c +--- a/gcc/gcc.c ++++ b/gcc/gcc.c +@@ -4474,7 +4474,7 @@ process_command (unsigned int decoded_options_count, + } + + temp = env.get (LIBRARY_PATH_ENV); +- if (temp && *cross_compile == '0') ++ if (temp) + { + const char *startp, *endp; + char *nstore = (char *) alloca (strlen (temp) + 3); +diff --git a/gcc/incpath.c b/gcc/incpath.c +--- a/gcc/incpath.c ++++ b/gcc/incpath.c +@@ -472,8 +472,8 @@ register_include_chains (cpp_reader *pfile, const char *sysroot, + int stdinc, int cxx_stdinc, int verbose) + { + static const char *const lang_env_vars[] = +- { "C_INCLUDE_PATH", "CPLUS_INCLUDE_PATH", +- "OBJC_INCLUDE_PATH", "OBJCPLUS_INCLUDE_PATH" }; ++ { "CROSS_C_INCLUDE_PATH", "CROSS_CPLUS_INCLUDE_PATH", ++ "CROSS_OBJC_INCLUDE_PATH", "CROSS_OBJCPLUS_INCLUDE_PATH" }; + cpp_options *cpp_opts = cpp_get_options (pfile); + size_t idx = (cpp_opts->objc ? 2: 0); + +@@ -484,7 +484,7 @@ register_include_chains (cpp_reader *pfile, const char *sysroot, + + /* CPATH and language-dependent environment variables may add to the + include chain. */ +- add_env_var_paths ("CPATH", INC_BRACKET); ++ add_env_var_paths ("CROSS_CPATH", INC_BRACKET); + add_env_var_paths (lang_env_vars[idx], INC_SYSTEM); + + target_c_incpath.extra_pre_includes (sysroot, iprefix, stdinc); +diff --git a/gcc/system.h b/gcc/system.h +--- a/gcc/system.h ++++ b/gcc/system.h +@@ -1244,4 +1244,6 @@ void gcc_stablesort (void *, size_t, size_t, + of the number. */ + #define PRsa(n) "%" #n PRIu64 "%c" + ++#define LIBRARY_PATH_ENV "CROSS_LIBRARY_PATH" ++ + #endif /* ! GCC_SYSTEM_H */ diff --git a/gnu/packages/patches/gcc-cross-gxx-include-dir.patch b/gnu/packages/patches/gcc-cross-gxx-include-dir.patch new file mode 100644 index 0000000000..d6c4ffddc4 --- /dev/null +++ b/gnu/packages/patches/gcc-cross-gxx-include-dir.patch @@ -0,0 +1,73 @@ +This patch reverts upstream commit b4d3485e4fc1d: + + https://gcc.gnu.org/git/?p=gcc.git;a=commitdiff;h=b4d3485e4fc1d029e620a59deb54b3f4f3f6b209 + +Otherwise, GCC ends up searching the wrong target directory for cross-headers. + +diff --git a/gcc/configure b/gcc/configure +--- a/gcc/configure ++++ b/gcc/configure +@@ -3689,11 +3689,6 @@ esac + fi + + +-# If both --with-sysroot and --with-gxx-include-dir are passed, we interpolate +-# the former in the latter and, upon success, compute gcc_gxx_include_dir as +-# relative to the sysroot. +-gcc_gxx_include_dir_add_sysroot=0 +- + # This logic must match libstdc++-v3/acinclude.m4:GLIBCXX_EXPORT_INSTALL_INFO. + if test x${gcc_gxx_include_dir} = x; then + if test x${enable_version_specific_runtime_libs} = xyes; then +@@ -3705,10 +3700,15 @@ if test x${gcc_gxx_include_dir} = x; then + fi + gcc_gxx_include_dir="\$(libsubdir)/\$(libsubdir_to_prefix)$libstdcxx_incdir" + fi +-elif test "${with_sysroot+set}" = set; then ++fi ++ ++gcc_gxx_include_dir_add_sysroot=0 ++if test "${with_sysroot+set}" = set; then + gcc_gxx_without_sysroot=`expr "${gcc_gxx_include_dir}" : "${with_sysroot}"'\(.*\)'` + if test "${gcc_gxx_without_sysroot}"; then +- gcc_gxx_include_dir="${gcc_gxx_without_sysroot}" ++ if test x${with_sysroot} != x/; then ++ gcc_gxx_include_dir="${gcc_gxx_without_sysroot}" ++ fi + gcc_gxx_include_dir_add_sysroot=1 + fi + fi +diff --git a/gcc/configure.ac b/gcc/configure.ac +index 715fcba0482..88136e232df 100644 +--- a/gcc/configure.ac ++++ b/gcc/configure.ac +@@ -204,11 +204,6 @@ no) ;; + *) gcc_gxx_include_dir=$with_gxx_include_dir ;; + esac]) + +-# If both --with-sysroot and --with-gxx-include-dir are passed, we interpolate +-# the former in the latter and, upon success, compute gcc_gxx_include_dir as +-# relative to the sysroot. +-gcc_gxx_include_dir_add_sysroot=0 +- + # This logic must match libstdc++-v3/acinclude.m4:GLIBCXX_EXPORT_INSTALL_INFO. + if test x${gcc_gxx_include_dir} = x; then + if test x${enable_version_specific_runtime_libs} = xyes; then +@@ -220,10 +215,15 @@ if test x${gcc_gxx_include_dir} = x; then + fi + gcc_gxx_include_dir="\$(libsubdir)/\$(libsubdir_to_prefix)$libstdcxx_incdir" + fi +-elif test "${with_sysroot+set}" = set; then ++fi ++ ++gcc_gxx_include_dir_add_sysroot=0 ++if test "${with_sysroot+set}" = set; then + gcc_gxx_without_sysroot=`expr "${gcc_gxx_include_dir}" : "${with_sysroot}"'\(.*\)'` + if test "${gcc_gxx_without_sysroot}"; then +- gcc_gxx_include_dir="${gcc_gxx_without_sysroot}" ++ if test x${with_sysroot} != x/; then ++ gcc_gxx_include_dir="${gcc_gxx_without_sysroot}" ++ fi + gcc_gxx_include_dir_add_sysroot=1 + fi + fi |