On 06/23/2015 04:25 PM, Matt Turner wrote:
On Tue, Jun 23, 2015 at 3:04 PM, Brian Paul <bri...@vmware.com> wrote:
Otherwise, if we're trying to build a 32-bit Mesa on a 64-bit host
we wind up with -DUSE_X86_64_ASM, which is incorrect.
---
  configure.ac | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index ddc757e..b12f5f9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -605,7 +605,7 @@ if test "x$enable_asm" = xyes -a "x$cross_compiling" = 
xyes; then
  fi
  # check for supported arches
  if test "x$enable_asm" = xyes; then
-    case "$host_cpu" in
+    case "$target_cpu" in
      i?86)
          case "$host_os" in
          linux* | *freebsd* | dragonfly* | *netbsd* | openbsd* | gnu*)
--
1.9.1

According to [1], host is "the machine that you are building for" and
target is "the machine that GCC will produce code for". In the context
of building GCC, I think this means that the resulting GCC binaries
will run on $host and will produce code for $target. In the context of
Mesa, I can't come up with a way that host != target makes sense.

docs/autoconf.html suggests using --build=x86_64-pc-linux-gnu
--host=i686-pc-linux-gnu to build on x86_64 for i686. Is that what
you're doing?

Thanks for the pointer to the docs! I forgot this was mentioned there. I basically had my --host and --build mixed up.

Also, I was using "i686-linux-gnu" instead of "i686-pc-linux-gnu" (is there really a difference)?

Let me see how far I get now that you set me straight...

-Brian

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