https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66744
Bug ID: 66744 Summary: Bootstrap failure due to conflicting access() on i686-w64-mingw32 Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: bootstrap Assignee: unassigned at gcc dot gnu.org Reporter: MatthewS.Grochowalski at ge dot com Target Milestone: --- Attempting to build trunk r225313 with --enable-languages=c,c++,ada --enable-checking=release --disable-nls --disable-werror --disable-multilib --build=i686-w64-mingw32 --host=i686-w64-mingw32 --with-gmp=/c/toolchain/prereqs --with-mpc=/c/toolchain/prereqs --with-mpfr=/c/toolchain/prereqs --prefix=/c/toolchain/gcc-mingw --target=i686-w64-mingw32 --disable-win32-registry --disable-shared --with-sysroot=/c/toolchain/gcc-mingw --enable-version-specific-runtime-libs Using gcc version 4.9.2 (i686-win32-dwarf-rev2, Built by MinGW-W64 project) Stage1 fails with the following: ../../gcc/gcc/tree-sra.c:875:46: error: macro "access" requires 2 arguments, but only 1 given struct access *access = new struct access (); ^ ../../gcc/gcc/tree-sra.c:2410:46: error: macro "access" requires 2 arguments, but only 1 given struct access *access = new struct access (); ^ Makefile:1071: recipe for target `tree-sra.o' failed make[3]: *** [tree-sra.o] Error 1 It's conflicting with access macro definition in the mingw32-w64 C io.h header: #ifdef __USE_MINGW_ACCESS /* Old versions of MSVCRT access() just ignored X_OK, while the version shipped with Vista, returns an error code. This will restore the old behaviour */ static inline int __mingw_access (const char *__fname, int __mode) { return _access (__fname, __mode & ~X_OK); } #define access(__f,__m) __mingw_access (__f, __m) #endif This appears to have been introduced by r223956.