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Re: Leveraging gcc in a cross-compilation environment

From: Ian Lance Taylor <iant at google dot com>
To: "Philip A. Prindeville" <philipp_subx at redfish-solutions dot com>
Cc: gcc-help at gcc dot gnu dot org
Date: Tue, 12 Jan 2010 10:43:26 -0800
Subject: Re: Leveraging gcc in a cross-compilation environment
References: <4B4C2640.9000608@redfish-solutions.com> <mcr7hrn2vw1.fsf@dhcp-172-17-9-151.mtv.corp.google.com> <4B4CBEC9.3010705@redfish-solutions.com>

"Philip A. Prindeville" <philipp_subx@redfish-solutions.com> writes:

> Ok, so I'm invoking the compiler as:
>
> $ /home/philipp/kernel/build_i586/staging_dir/bin/i586-linux-uclibc-gcc -Os -pipe -fomit-frame-pointer -march=k6-2 -fno-align-functions -fno-align-loops -fno-align-jumps -fno-align-labels --sysroot=/home/philipp/kernel/build_i586/staging_dir -isystem /usr/include -Wall -O2 -D_REENTRANT -fPIC -Isrc/include -I/usr/include/openssl -I- '-DPROXY_VERSION="NOVER"' '-DCDIR="/etc"' '-DCFILE="astmanproxy.conf"' '-DMDIR="/usr/lib/astmanproxy/modules"' '-DPDIR="/etc/asterisk"' '-DPFILE="astmanproxy.users"' -cb -o ssl.o src/ssl.c -v

You explicitly passed -isystem /usr/include, so gcc searches
/usr/include.

As of gcc 4.3 you would -isystem =/usr/include to apply the sysroot to
your -isystem parameter.

Ian

Follow-Ups:
- Re: Leveraging gcc in a cross-compilation environment
  - From: Philip A. Prindeville

References:
- Leveraging gcc in a cross-compilation environment
  - From: Philip A. Prindeville
- Re: Leveraging gcc in a cross-compilation environment
  - From: Ian Lance Taylor
- Re: Leveraging gcc in a cross-compilation environment
  - From: Philip A. Prindeville

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