I have reported this bug here: https://www.sourceware.org/ml/gdb/2018-07/msg00038.html gdb-add-index is a bash script file, but it has the .exe extension, so that when when I run make install INSTALL_PROGRAM='install -s' -C gdb DESTDIR=/d/code/build_gdb/bin2017 command, it will run the strip command on this file, and it report errors. Here is the log: make: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb' CONFIG_HEADERS=config.h:config.in \ CONFIG_COMMANDS="default depdir" \ CONFIG_FILES= \ CONFIG_LINKS= \ /bin/sh config.status config.status: creating config.h config.status: config.h is unchanged config.status: executing default commands config.status: executing depdir commands make[1]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb' make[2]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib' make[3]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib' make[4]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib/impo rt' make all-recursive make[5]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib/impo rt' make[6]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib/impo rt' make[6]: Nothing to be done for `all-am'. make[6]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib/impor t' make[5]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib/impor t' make[4]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib/impor t' make[3]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib' make[2]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib' make[1]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb' make[1]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb' make[2]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/doc' make[2]: Nothing to be done for `all'. make[2]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/doc' make[2]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver' make[3]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver' make[4]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-g nulib-gdbserver' make[5]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-g nulib-gdbserver' make[6]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-g nulib-gdbserver/import' make all-recursive make[7]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-g nulib-gdbserver/import' make[8]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-g nulib-gdbserver/import' make[8]: Nothing to be done for `all-am'. make[8]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-gn ulib-gdbserver/import' make[7]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-gn ulib-gdbserver/import' make[6]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-gn ulib-gdbserver/import' make[5]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-gn ulib-gdbserver' make[4]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-gn ulib-gdbserver' make[4]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-l ibiberty-gdbserver' make[5]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-l ibiberty-gdbserver/testsuite' make[5]: Nothing to be done for `all'. make[5]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-li biberty-gdbserver/testsuite' make[4]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-li biberty-gdbserver' make[3]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver' make[3]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver' make[4]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-g nulib-gdbserver' make[5]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-g nulib-gdbserver' make[6]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-g nulib-gdbserver/import' make all-recursive make[7]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-g nulib-gdbserver/import' make[8]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-g nulib-gdbserver/import' make[8]: Nothing to be done for `all-am'. make[8]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-gn ulib-gdbserver/import' make[7]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-gn ulib-gdbserver/import' make[6]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-gn ulib-gdbserver/import' make[5]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-gn ulib-gdbserver' make[4]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-gn ulib-gdbserver' make[4]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-l ibiberty-gdbserver' make[5]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-l ibiberty-gdbserver/testsuite' make[5]: Nothing to be done for `all'. make[5]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-li biberty-gdbserver/testsuite' make[4]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver/build-li biberty-gdbserver' make[3]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver' make[2]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/gdbserver' make[2]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/data-directory' make[2]: Nothing to be done for `all'. make[2]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/data-directory' make[2]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib' make[3]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib' make[4]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib/impo rt' make all-recursive make[5]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib/impo rt' make[6]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib/impo rt' make[6]: Nothing to be done for `all-am'. make[6]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib/impor t' make[5]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib/impor t' make[4]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib/impor t' make[3]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib' make[2]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb/build-gnulib' make[1]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb' make[1]: Entering directory `/d/code/build_gdb/mybuildcpp2/gdb' /bin/sh ../../binutils-gdb/gdb/../mkinstalldirs /d/code/build_gdb/bin2017/mingw/ share/gdb/python/gdb transformed_name=`t='s,y,y,'; \ echo gdb | sed -e "$t"` ; \ if test "x$transformed_name" = x; then \ transformed_name=gdb ; \ else \ true ; \ fi ; \ /bin/sh ../../binutils-gdb/gdb/../mkinstalldirs /d/code/build_gd b/bin2017/mingw/bin ; \ install -s gdb.exe \ /d/code/build_gdb/bin2017/mingw/bin/$transformed_name.ex e ; \ /bin/sh ../../binutils-gdb/gdb/../mkinstalldirs /d/code/build_gd b/bin2017/mingw/include/gdb ; \ /bin/install -c -m 644 jit-reader.h /d/code/build_gdb/bin2017/mi ngw/include/gdb/jit-reader.h if test "x" != x; \ then \ transformed_name=`t='s,y,y,'; \ echo gcore | sed -e "$t"` ; \ if test "x$transformed_name" = x; then \ transformed_name=gcore ; \ else \ true ; \ fi ; \ /bin/sh ../../binutils-gdb/gdb/../mkinstalldirs /d/code/build_ gdb/bin2017/mingw/bin ; \ /bin/install -c gcore \ /d/code/build_gdb/bin2017/mingw/bin/$transformed_name; \ fi transformed_name=`t='s,y,y,'; \ echo gdb-add-index | sed -e "$t"` ; \ if test "x$transformed_name" = x; then \ transformed_name=gdb-add-index ; \ else \ true ; \ fi ; \ install -s ../../binutils-gdb/gdb/contrib/gdb-add-index.sh \ /d/code/build_gdb/bin2017/mingw/bin/$transformed_name.exe D:\code\i686-5.4.0-release-posix-dwarf-rt_v5-rev0\mingw32\bin\strip.exe:d:/code/ build_gdb/bin2017/mingw/bin/gdb-add-index.exe: File format not recognized install: strip failed make[1]: *** [install-only] Error 1 make[1]: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb' make: *** [install] Error 2 make: Leaving directory `/d/code/build_gdb/mybuildcpp2/gdb'
Fix by 23c4651c060c123493de004ef61d8ed052d46113.
Cherry-picked to 8.2.1 as well, so setting target milestone.