Steve Sakoman 88bec50206 gcc: fix runpath errors in cc1 binary
The runpath in the cc1 binary is:

Library runpath: [$ORIGIN/../../../recipe-sysroot-native/usr/lib:$ORIGIN/../../../recipe-sysroot-native/lib]

This does not match the actual location of the libraries, which would require:

Library runpath: [$ORIGIN/../../recipe-sysroot-native/usr/lib:$ORIGIN/../../recipe-sysroot-native/lib]

Prior to gcc 9.1 the recipe set B explicity with:

B = "${WORKDIR}/gcc-${PV}/build.${HOST_SYS}.${TARGET_SYS}"

and this build directory structure matches the runpath in cc1, so there is no issue.

This line was commented out in versions 9.1 through 11.3.  The upgrade to 12.1 once
again uncommented this line.

As a result the runpath is incorrect in version 9.1 through 11.3 and cc1 defaults
to using host libraries.

This patch restores setting B as done in master and versions prior to 9.1

(From OE-Core rev: 43d5ebde6d609898064ea70c89a7eba002e5fd74)

Signed-off-by: Steve Sakoman <steve@sakoman.com>
2023-08-04 05:40:20 -10:00
2021-12-08 20:28:01 +00:00

QEMU Emulation Targets
======================

To simplify development, the build system supports building images to
work with the QEMU emulator in system emulation mode. Several architectures
are currently supported in 32 and 64 bit variants:

  * ARM (qemuarm + qemuarm64)
  * x86 (qemux86 + qemux86-64)
  * PowerPC (qemuppc only)
  * MIPS (qemumips + qemumips64)

Use of the QEMU images is covered in the Yocto Project Reference Manual.
The appropriate MACHINE variable value corresponding to the target is given
in brackets.
Description
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