patches/gcc/4.4.4/110-trampolinewarn.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Tue Oct 12 23:47:24 2010 +0200 (2010-10-12)
branch1.8
changeset 2151 ee9ce2595560
parent 1948 d341be24dc68
permissions -rw-r--r--
cc/gcc: fix 4.4.4 patchset

Most patches contained two spurious first lines.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
(transplanted from ada9128c98b89569b54aefe9b7a4b0bd2bd20023)
     1 diff -durN gcc-4.4.4.orig/gcc/builtins.c gcc-4.4.4/gcc/builtins.c
     2 --- gcc-4.4.4.orig/gcc/builtins.c	2010-03-22 16:00:20.000000000 +0100
     3 +++ gcc-4.4.4/gcc/builtins.c	2010-05-16 19:10:34.000000000 +0200
     4 @@ -5783,6 +5783,9 @@
     5    trampolines_created = 1;
     6    INITIALIZE_TRAMPOLINE (r_tramp, r_func, r_chain);
     7  
     8 +  if (warn_trampolines)
     9 +    warning (OPT_Wtrampolines, "generating trampoline in object (requires executable stack)");
    10 +
    11    return const0_rtx;
    12  }
    13  
    14 diff -durN gcc-4.4.4.orig/gcc/common.opt gcc-4.4.4/gcc/common.opt
    15 --- gcc-4.4.4.orig/gcc/common.opt	2009-03-28 18:28:45.000000000 +0100
    16 +++ gcc-4.4.4/gcc/common.opt	2010-05-16 19:10:34.000000000 +0200
    17 @@ -197,6 +197,10 @@
    18  Common Var(warn_type_limits) Init(-1) Warning
    19  Warn if a comparison is always true or always false due to the limited range of the data type
    20  
    21 +Wtrampolines
    22 +Common Var(warn_trampolines) Init(1)
    23 +Warn whenever a trampoline is generated
    24 +
    25  Wuninitialized
    26  Common Var(warn_uninitialized) Warning
    27  Warn about uninitialized automatic variables