1.1 --- a/patches/gcc/4.3.1/125-trampolinewarn.patch Mon Jul 28 21:08:01 2008 +0000
1.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000
1.3 @@ -1,35 +0,0 @@
1.4 -Original patch from gentoo: gentoo/src/patchsets/gcc/4.3.1/gentoo/00_all_gcc-trampolinewarn.patch
1.5 - This trivial patch causes gcc to emit a warning whenever
1.6 - it generates a trampoline. These are otherwise hard to
1.7 - locate. It is rigged to default ON - to have it default
1.8 - to OFF remove the text 'Init(1)' from the common.opt
1.9 - patch, leaving just 'Common Var(warn_trampolines)'.
1.10 - Kevin F. Quinn <kevquinn@gentoo.org> 17 Jan 2006
1.11 -
1.12 -diff -durN gcc-4.3.1.orig/gcc/builtins.c gcc-4.3.1/gcc/builtins.c
1.13 ---- gcc-4.3.1.orig/gcc/builtins.c 2008-04-23 00:36:27.000000000 +0200
1.14 -+++ gcc-4.3.1/gcc/builtins.c 2008-06-10 14:56:54.000000000 +0200
1.15 -@@ -5662,6 +5662,9 @@
1.16 - trampolines_created = 1;
1.17 - INITIALIZE_TRAMPOLINE (r_tramp, r_func, r_chain);
1.18 -
1.19 -+ if (warn_trampolines)
1.20 -+ warning (OPT_Wtrampolines, "generating trampoline in object (requires executable stack)");
1.21 -+
1.22 - return const0_rtx;
1.23 - }
1.24 -
1.25 -diff -durN gcc-4.3.1.orig/gcc/common.opt gcc-4.3.1/gcc/common.opt
1.26 ---- gcc-4.3.1.orig/gcc/common.opt 2008-01-22 15:11:44.000000000 +0100
1.27 -+++ gcc-4.3.1/gcc/common.opt 2008-06-10 14:56:54.000000000 +0200
1.28 -@@ -182,6 +182,10 @@
1.29 - Common Var(warn_system_headers) Warning
1.30 - Do not suppress warnings from system headers
1.31 -
1.32 -+Wtrampolines
1.33 -+Common Var(warn_trampolines) Init(1)
1.34 -+Warn whenever a trampoline is generated
1.35 -+
1.36 - Wuninitialized
1.37 - Common Var(warn_uninitialized) Warning
1.38 - Warn about uninitialized automatic variables