# DP: the JIT is not ported to x32

--- a/js/src/Makefile.in
+++ b/js/src/Makefile.in
@@ -383,6 +383,14 @@ CPPSRCS += 	checks.cc \
 #############################################
 
 ifeq (,$(filter arm %86 x86_64,$(TARGET_CPU)))
+DISABLE_JIT_ASSEMBLER:=1
+endif
+
+ifeq (x86_64-pc-linux-gnux32,$(target))
+DISABLE_JIT_ASSEMBLER:=1
+endif
+
+ifeq (1,$(DISABLE_JIT_ASSEMBLER))
 
 VPATH +=	$(srcdir)/assembler \
 		$(srcdir)/assembler/wtf \
--- a/js/src/configure
+++ b/js/src/configure
@@ -7897,6 +7897,8 @@ EOF
 EOF
 
     ;;
+x86_64*-*gnux32)
+    ;;
 x86_64*-*)
     ENABLE_TRACEJIT=1
     NANOJIT_ARCH=X64
--- a/js/src/configure.in
+++ b/js/src/configure.in
@@ -2937,6 +2937,8 @@ i?86-*)
     AC_DEFINE(JS_CPU_X86)
     AC_DEFINE(JS_NUNBOX32)
     ;;
+x86_64*-*gnux32)
+    ;;
 x86_64*-*)
     ENABLE_TRACEJIT=1
     NANOJIT_ARCH=X64