https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103306
--- Comment #6 from Zdenek Sojka <zsojka at seznam dot cz> --- With 04c5a91d068c4ca2f09c2bc206fce00db9d1790b reverted, the output is: $ grep -C5 'Cannot access ' gcccompile-REVERT.log Applying io_quotes_use to xorg/xorgVersion.h Applying io_quotes_use to xorg/xf86Module.h Applying strict_ansi_only to xorg/compiler.h Fixed: xorg/compiler.h Quoted includes in xorg/compiler.h Cannot access CL/cl_ext.h from /usr/include error 2 (No such file or directory) Cannot access CL/cl_gl_ext.h from /usr/include error 2 (No such file or directory) Cannot access CL/cl_gl.h from /usr/include error 2 (No such file or directory) Cannot access CL/cl.h from /usr/include error 2 (No such file or directory) Cannot access CL/cl_platform.h from /usr/include error 2 (No such file or directory) Cannot access CL/opencl.h from /usr/include error 2 (No such file or directory) Applying io_quotes_def to SDL2/SDL_version.h Applying io_quotes_def to libssh/libssh_version.h Applying io_quotes_use to libssh/libssh_version.h Applying io_quotes_use to vulkan/vulkan_core.h Applying io_quotes_def to libsoup-2.4/libsoup/soup-websocket-connection.h Cannot access cblas.h from /usr/include error 2 (No such file or directory) Applying io_quotes_use to fuse3/fuse_common.h Applying io_quotes_def to mozjs-78/mozilla/HelperMacros.h Applying io_quotes_use to brotli/port.h Applying io_quotes_def to wx-3.0-gtk3/wx/variant.h eg. we don't give up after the first failure