diff -r 4feced261c68 -r de822cd3df3a misc/liblua/lgc.h
--- a/misc/liblua/lgc.h	Tue Jan 21 22:38:13 2014 +0100
+++ b/misc/liblua/lgc.h	Tue Jan 21 22:43:06 2014 +0100
@@ -14,27 +14,27 @@
 /*
 ** Possible states of the Garbage Collector
 */
-#define GCSpause	0
-#define GCSpropagate	1
-#define GCSsweepstring	2
-#define GCSsweep	3
-#define GCSfinalize	4
+#define GCSpause    0
+#define GCSpropagate    1
+#define GCSsweepstring  2
+#define GCSsweep    3
+#define GCSfinalize 4
 
 
 /*
 ** some userful bit tricks
 */
-#define resetbits(x,m)	((x) &= cast(lu_byte, ~(m)))
-#define setbits(x,m)	((x) |= (m))
-#define testbits(x,m)	((x) & (m))
-#define bitmask(b)	(1<<(b))
-#define bit2mask(b1,b2)	(bitmask(b1) | bitmask(b2))
-#define l_setbit(x,b)	setbits(x, bitmask(b))
-#define resetbit(x,b)	resetbits(x, bitmask(b))
-#define testbit(x,b)	testbits(x, bitmask(b))
-#define set2bits(x,b1,b2)	setbits(x, (bit2mask(b1, b2)))
-#define reset2bits(x,b1,b2)	resetbits(x, (bit2mask(b1, b2)))
-#define test2bits(x,b1,b2)	testbits(x, (bit2mask(b1, b2)))
+#define resetbits(x,m)  ((x) &= cast(lu_byte, ~(m)))
+#define setbits(x,m)    ((x) |= (m))
+#define testbits(x,m)   ((x) & (m))
+#define bitmask(b)  (1<<(b))
+#define bit2mask(b1,b2) (bitmask(b1) | bitmask(b2))
+#define l_setbit(x,b)   setbits(x, bitmask(b))
+#define resetbit(x,b)   resetbits(x, bitmask(b))
+#define testbit(x,b)    testbits(x, bitmask(b))
+#define set2bits(x,b1,b2)   setbits(x, (bit2mask(b1, b2)))
+#define reset2bits(x,b1,b2) resetbits(x, (bit2mask(b1, b2)))
+#define test2bits(x,b1,b2)  testbits(x, (bit2mask(b1, b2)))
 
 
 
@@ -51,47 +51,47 @@
 */
 
 
-#define WHITE0BIT	0
-#define WHITE1BIT	1
-#define BLACKBIT	2
-#define FINALIZEDBIT	3
-#define KEYWEAKBIT	3
-#define VALUEWEAKBIT	4
-#define FIXEDBIT	5
-#define SFIXEDBIT	6
-#define WHITEBITS	bit2mask(WHITE0BIT, WHITE1BIT)
+#define WHITE0BIT   0
+#define WHITE1BIT   1
+#define BLACKBIT    2
+#define FINALIZEDBIT    3
+#define KEYWEAKBIT  3
+#define VALUEWEAKBIT    4
+#define FIXEDBIT    5
+#define SFIXEDBIT   6
+#define WHITEBITS   bit2mask(WHITE0BIT, WHITE1BIT)
 
 
 #define iswhite(x)      test2bits((x)->gch.marked, WHITE0BIT, WHITE1BIT)
 #define isblack(x)      testbit((x)->gch.marked, BLACKBIT)
-#define isgray(x)	(!isblack(x) && !iswhite(x))
+#define isgray(x)   (!isblack(x) && !iswhite(x))
 
-#define otherwhite(g)	(g->currentwhite ^ WHITEBITS)
-#define isdead(g,v)	((v)->gch.marked & otherwhite(g) & WHITEBITS)
+#define otherwhite(g)   (g->currentwhite ^ WHITEBITS)
+#define isdead(g,v) ((v)->gch.marked & otherwhite(g) & WHITEBITS)
 
-#define changewhite(x)	((x)->gch.marked ^= WHITEBITS)
-#define gray2black(x)	l_setbit((x)->gch.marked, BLACKBIT)
+#define changewhite(x)  ((x)->gch.marked ^= WHITEBITS)
+#define gray2black(x)   l_setbit((x)->gch.marked, BLACKBIT)
 
-#define valiswhite(x)	(iscollectable(x) && iswhite(gcvalue(x)))
+#define valiswhite(x)   (iscollectable(x) && iswhite(gcvalue(x)))
 
-#define luaC_white(g)	cast(lu_byte, (g)->currentwhite & WHITEBITS)
+#define luaC_white(g)   cast(lu_byte, (g)->currentwhite & WHITEBITS)
 
 
 #define luaC_checkGC(L) { \
   condhardstacktests(luaD_reallocstack(L, L->stacksize - EXTRA_STACK - 1)); \
   if (G(L)->totalbytes >= G(L)->GCthreshold) \
-	luaC_step(L); }
+    luaC_step(L); }
 
 
 #define luaC_barrier(L,p,v) { if (valiswhite(v) && isblack(obj2gco(p)))  \
-	luaC_barrierf(L,obj2gco(p),gcvalue(v)); }
+    luaC_barrierf(L,obj2gco(p),gcvalue(v)); }
 
 #define luaC_barriert(L,t,v) { if (valiswhite(v) && isblack(obj2gco(t)))  \
-	luaC_barrierback(L,t); }
+    luaC_barrierback(L,t); }
 
 #define luaC_objbarrier(L,p,o)  \
-	{ if (iswhite(obj2gco(o)) && isblack(obj2gco(p))) \
-		luaC_barrierf(L,obj2gco(p),obj2gco(o)); }
+    { if (iswhite(obj2gco(o)) && isblack(obj2gco(p))) \
+        luaC_barrierf(L,obj2gco(p),obj2gco(o)); }
 
 #define luaC_objbarriert(L,t,o)  \
    { if (iswhite(obj2gco(o)) && isblack(obj2gco(t))) luaC_barrierback(L,t); }