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authorYann E. MORIN <devnull@localhost>2009-06-17 09:38:04 (GMT)
committerYann E. MORIN <devnull@localhost>2009-06-17 09:38:04 (GMT)
commit302dd084c2e782ea5fdbde1db9f1b2bcda5ac83f (patch)
tree2bd1601131ca41844086fcdcaccffcc7438a66ee /patches/gcc/4.4.0/110-trampolinewarn.patch
parenta393a72f5f7b0f0f48f11782d70b255c6ca5f740 (diff)
parenta7ff05b022a8db08185486fa0fbf324f2ecd9d3e (diff)
[gcc] Merge the gcc-4.4 suport to the default branch, from 1407:83083566fdd0
Diffstat (limited to 'patches/gcc/4.4.0/110-trampolinewarn.patch')
-rw-r--r--patches/gcc/4.4.0/110-trampolinewarn.patch27
1 files changed, 27 insertions, 0 deletions
diff --git a/patches/gcc/4.4.0/110-trampolinewarn.patch b/patches/gcc/4.4.0/110-trampolinewarn.patch
new file mode 100644
index 0000000..f3ef499
--- /dev/null
+++ b/patches/gcc/4.4.0/110-trampolinewarn.patch
@@ -0,0 +1,27 @@
+diff -durN gcc-4.4.0.orig/gcc/builtins.c gcc-4.4.0/gcc/builtins.c
+--- gcc-4.4.0.orig/gcc/builtins.c 2009-03-30 19:42:27.000000000 +0200
++++ gcc-4.4.0/gcc/builtins.c 2009-05-27 21:38:01.000000000 +0200
+@@ -5768,6 +5768,9 @@
+ 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-4.4.0.orig/gcc/common.opt gcc-4.4.0/gcc/common.opt
+--- gcc-4.4.0.orig/gcc/common.opt 2009-03-28 18:28:45.000000000 +0100
++++ gcc-4.4.0/gcc/common.opt 2009-05-27 21:38:01.000000000 +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