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authorRickard Green <[email protected]>2018-03-13 18:09:40 +0100
committerRickard Green <[email protected]>2018-03-13 18:09:40 +0100
commitdfd7a2956a465dccd754243e3b1bf5c24931132e (patch)
tree8522a4670e25581e4a45588facb32944990e6236 /erts/configure.in
parentf812c271fb755c105cd618737f3035acb796b0a2 (diff)
parent4cf4044313ae5a1a349fcedd3d2472c3b6ed3fe7 (diff)
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Merge branch 'rickard/pre-alloc-alignment/OTP-14977'
* rickard/pre-alloc-alignment/OTP-14977: Force 64-bit alignment for pre-allocators unless x86
Diffstat (limited to 'erts/configure.in')
-rw-r--r--erts/configure.in7
1 files changed, 7 insertions, 0 deletions
diff --git a/erts/configure.in b/erts/configure.in
index b2435f1ac9..820247b4b8 100644
--- a/erts/configure.in
+++ b/erts/configure.in
@@ -2721,6 +2721,13 @@ LIBS=$saved_libs
dnl restore CPPFLAGS
CPPFLAGS=$saved_cppflags
+case $ARCH in
+ x86|amd64)
+ AC_DEFINE(ERTS_STRUCTURE_ALIGNED_ALLOC, 1, [Define if structure alignment is enough for allocators. If not defined, 64-bit alignment will be forced.]);;
+ *)
+ ;;
+esac
+
LM_SYS_IPV6
LM_SYS_MULTICAST
ERL_TIME_CORRECTION