yann@1948: diff -durN gcc-4.4.4.orig/gcc/builtins.c gcc-4.4.4/gcc/builtins.c
yann@1948: --- gcc-4.4.4.orig/gcc/builtins.c	2010-03-22 16:00:20.000000000 +0100
yann@1948: +++ gcc-4.4.4/gcc/builtins.c	2010-05-16 19:10:34.000000000 +0200
yann@1948: @@ -5783,6 +5783,9 @@
yann@1948:    trampolines_created = 1;
yann@1948:    INITIALIZE_TRAMPOLINE (r_tramp, r_func, r_chain);
yann@1948:  
yann@1948: +  if (warn_trampolines)
yann@1948: +    warning (OPT_Wtrampolines, "generating trampoline in object (requires executable stack)");
yann@1948: +
yann@1948:    return const0_rtx;
yann@1948:  }
yann@1948:  
yann@1948: diff -durN gcc-4.4.4.orig/gcc/common.opt gcc-4.4.4/gcc/common.opt
yann@1948: --- gcc-4.4.4.orig/gcc/common.opt	2009-03-28 18:28:45.000000000 +0100
yann@1948: +++ gcc-4.4.4/gcc/common.opt	2010-05-16 19:10:34.000000000 +0200
yann@1948: @@ -197,6 +197,10 @@
yann@1948:  Common Var(warn_type_limits) Init(-1) Warning
yann@1948:  Warn if a comparison is always true or always false due to the limited range of the data type
yann@1948:  
yann@1948: +Wtrampolines
yann@1948: +Common Var(warn_trampolines) Init(1)
yann@1948: +Warn whenever a trampoline is generated
yann@1948: +
yann@1948:  Wuninitialized
yann@1948:  Common Var(warn_uninitialized) Warning
yann@1948:  Warn about uninitialized automatic variables