diff options
| author | Gregory Nutt <gnutt@nuttx.org> | 2014-11-19 15:44:21 -0600 |
|---|---|---|
| committer | Gregory Nutt <gnutt@nuttx.org> | 2014-11-19 15:44:21 -0600 |
| commit | c6150de3fc72d6b8b1dc8efd30b055104c9072f0 (patch) | |
| tree | 1d10eef8e94900e4357ef260374efa9ee9a53234 /misc | |
| parent | 8841cfe12b967ceefbac83427d9cc1e5c077a317 (diff) | |
| download | nuttx-c6150de3fc72d6b8b1dc8efd30b055104c9072f0.tar.gz nuttx-c6150de3fc72d6b8b1dc8efd30b055104c9072f0.tar.bz2 nuttx-c6150de3fc72d6b8b1dc8efd30b055104c9072f0.zip | |
Update README
Diffstat (limited to 'misc')
| -rw-r--r-- | misc/buildroot/configs/README.txt | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/misc/buildroot/configs/README.txt b/misc/buildroot/configs/README.txt index bfffff293..1d9ae8cc3 100644 --- a/misc/buildroot/configs/README.txt +++ b/misc/buildroot/configs/README.txt @@ -285,6 +285,22 @@ A: https://groups.yahoo.com/neo/groups/nuttx/conversations/messages/1160 invoked. I think you would have to hard code those path options into those configure commands." +Q: When I try to run the tools I get errors like 'cc1' not found or strange + errors from 'as'. + +A: Did you move the toolchain after you built it? I used to do that all of the + time but building under 64-bit OpenSUSE 13.1, I could not longer do that. + When I executed the compiler in the location where it was built, all worked + well. But if I moved the toolchain chain, I would bet the strange 'as' + errors. + + Or... are you sure you built the right toolchain? These are simple tools + designed for one CPU configuration. So the CFLAGS in your Makefile must match + the way the tool chain was built. I have heard reports that building a + Cortect-M4F toolchain then using it with a Cortex-M3 or M4 without floating + point Make.defs caused the path to 'cc1' to be lost. + + Cygwin GCC BUILD NOTES ^^^^^^^^^^^^^^^^^^^^^^ |