about summary refs log tree commit diff
path: root/INSTALL
diff options
context:
space:
mode:
Diffstat (limited to 'INSTALL')
-rw-r--r--INSTALL6
1 files changed, 6 insertions, 0 deletions
diff --git a/INSTALL b/INSTALL
index 242cb06f91..2fa7a81fd9 100644
--- a/INSTALL
+++ b/INSTALL
@@ -467,6 +467,12 @@ build the GNU C Library:
      better code.  As of release time, GCC 9.2.1 is the newest compiler
      verified to work to build the GNU C Library.
 
+     For PowerPC 64-bits little-endian (powerpc64le), a GCC version with
+     support for '-mno-gnu-attribute', '-mabi=ieeelongdouble', and
+     '-mabi=ibmlondouble' is required.  These additional features are
+     required for building the GNU C Library with support for IEEE long
+     double.
+
      For multi-arch support it is recommended to use a GCC which has
      been built with support for GNU indirect functions.  This ensures
      that correct debugging information is generated for functions