Re: [PATCH] Fix finding default baseline symbols directory

[Jonathan Wakely]

On 29/09/14 19:24 +0200, Andreas Schwab wrote:

Jonathan Wakely <jwak...@redhat.com> writes:

Would a safer change be to just add a new pattern for aarch64?

--- a/libstdc++-v3/configure.host
+++ b/libstdc++-v3/configure.host
@@ -345,6 +345,9 @@ case "${host}" in
      x86_64)
        abi_baseline_pair=x86_64-linux-gnu
        ;;
+      aarch64)
+        abi_baseline_pair=aarch64-linux-gnu
+        ;;
      *)
        if test -d ${glibcxx_srcdir}/config/abi/post/${try_cpu}-linux-gnu; then
          abi_baseline_pair=${try_cpu}-linux-gnu

IMHO it doesn't make sense to use try_cpu here if it is generic.

        * configure.host (abi_baseline_pair): If try_cpu is generic use
        host_cpu for the default.

diff --git a/libstdc++-v3/configure.host b/libstdc++-v3/configure.host
index a12871a..d1298c4 100644
--- a/libstdc++-v3/configure.host
+++ b/libstdc++-v3/configure.host
@@ -346,8 +346,13 @@ case "${host}" in
        abi_baseline_pair=x86_64-linux-gnu
        ;;
      *)
-        if test -d ${glibcxx_srcdir}/config/abi/post/${try_cpu}-linux-gnu; then
-          abi_baseline_pair=${try_cpu}-linux-gnu
+        if test $try_cpu = generic; then
+          try_abi_cpu=$host_cpu
+        else
+          try_abi_cpu=$try_cpu
+        fi
+        if test -d ${glibcxx_srcdir}/config/abi/post/${try_abi_cpu}-linux-gnu; 
then
+          abi_baseline_pair=${try_abi_cpu}-linux-gnu
        fi
    esac
    case "${host}" in

Yes, that looks sensible to me - OK for trunk, thanks.