827d28914a
* gnu/packages/cross-base.scm: New file. * gnu/packages/patches/gcc-cross-environment-variables.patch: New file. * Makefile.am (MODULES): Add cross-base.scm. (dist_patch_DATA): Add gcc-cross-environment-variables.patch. * gnu/packages/base.scm (gcc-4.7): Use `LDFLAGS_FOR_TARGET' instead of `LDFLAGS_FOR_BUILD', and use `-B' instead of `-L'. * gnu/packages/bootstrap.scm (glibc-dynamic-linker): Add case for "mips64el-linux".
25 lines
927 B
Diff
25 lines
927 B
Diff
Search path environment variables for cross-compilers. See the discussion
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at <http://gcc.gnu.org/ml/gcc/2013-02/msg00124.html>.
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--- gcc-4.7.2/gcc/incpath.c 2012-01-27 00:34:58.000000000 +0100
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+++ gcc-4.7.2/gcc/incpath.c 2013-02-12 10:11:27.000000000 +0100
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@@ -452,7 +452,7 @@ register_include_chains (cpp_reader *pfi
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/* CPATH and language-dependent environment variables may add to the
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include chain. */
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- add_env_var_paths ("CPATH", BRACKET);
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+ add_env_var_paths ("CROSS_CPATH", BRACKET);
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add_env_var_paths (lang_env_vars[idx], SYSTEM);
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target_c_incpath.extra_pre_includes (sysroot, iprefix, stdinc);
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--- gcc-4.7.2/gcc/system.h 2012-02-17 00:16:28.000000000 +0100
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+++ gcc-4.7.2/gcc/system.h 2013-02-12 10:22:17.000000000 +0100
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@@ -1023,4 +1023,6 @@ helper_const_non_const_cast (const char
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#define DEBUG_VARIABLE
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#endif
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+#define LIBRARY_PATH_ENV "CROSS_LIBRARY_PATH"
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+
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#endif /* ! GCC_SYSTEM_H */
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