crosstool-ng/patches/gcc/4.4.7/110-trampolinewarn.patch
Yann E. MORIN" 642e99ca4f cc/gc: add update 4.4.7
Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>
[yann.morin.1998@free.fr: propagate patchset from 4.4.6]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
2012-03-23 01:36:42 -07:00

28 lines
1019 B
Diff

diff -durN gcc-4.4.5.orig/gcc/builtins.c gcc-4.4.5/gcc/builtins.c
--- gcc-4.4.5.orig/gcc/builtins.c 2010-03-22 16:00:20.000000000 +0100
+++ gcc-4.4.5/gcc/builtins.c 2010-10-09 22:57:58.000000000 +0200
@@ -5783,6 +5783,9 @@
trampolines_created = 1;
INITIALIZE_TRAMPOLINE (r_tramp, r_func, r_chain);
+ if (warn_trampolines)
+ warning (OPT_Wtrampolines, "generating trampoline in object (requires executable stack)");
+
return const0_rtx;
}
diff -durN gcc-4.4.5.orig/gcc/common.opt gcc-4.4.5/gcc/common.opt
--- gcc-4.4.5.orig/gcc/common.opt 2009-03-28 18:28:45.000000000 +0100
+++ gcc-4.4.5/gcc/common.opt 2010-10-09 22:57:58.000000000 +0200
@@ -197,6 +197,10 @@
Common Var(warn_type_limits) Init(-1) Warning
Warn if a comparison is always true or always false due to the limited range of the data type
+Wtrampolines
+Common Var(warn_trampolines) Init(1)
+Warn whenever a trampoline is generated
+
Wuninitialized
Common Var(warn_uninitialized) Warning
Warn about uninitialized automatic variables