diff options
Diffstat (limited to 'src/lbitlib.c')
| -rw-r--r-- | src/lbitlib.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/lbitlib.c b/src/lbitlib.c index 9cd91474..9637532e 100644 --- a/src/lbitlib.c +++ b/src/lbitlib.c @@ -1,5 +1,5 @@ /* -** $Id: lbitlib.c,v 1.17 2013/02/21 13:44:53 roberto Exp $ +** $Id: lbitlib.c,v 1.18 2013/03/19 13:19:12 roberto Exp $ ** Standard library for bitwise operations ** See Copyright Notice in lua.h */ @@ -147,7 +147,9 @@ static int b_rrot (lua_State *L) { /* ** get field and width arguments for field-manipulation functions, -** checking whether they are valid +** checking whether they are valid. +** ('luaL_error' called without 'return' to avoid later warnings about +** 'width' being used uninitialized.) */ static int fieldargs (lua_State *L, int farg, int *width) { int f = luaL_checkint(L, farg); @@ -155,7 +157,7 @@ static int fieldargs (lua_State *L, int farg, int *width) { luaL_argcheck(L, 0 <= f, farg, "field cannot be negative"); luaL_argcheck(L, 0 < w, farg + 1, "width must be positive"); if (f + w > LUA_NBITS) - return luaL_error(L, "trying to access non-existent bits"); + luaL_error(L, "trying to access non-existent bits"); *width = w; return f; } |