stop enabling trampoline warnings by default in older versions for compatibility and simplicity -- these are really only used for old builds now and cross-compiling

2 files changed, 3 insertions, 68 deletions

diff --git a/4.0.4/gentoo/00_all_gcc-trampolinewarn.patch b/4.0.4/gentoo/00_all_gcc-trampolinewarn.patch
deleted file mode 100644
index 96db820..0000000
--- a/4.0.4/gentoo/00_all_gcc-trampolinewarn.patch
+++ /dev/null
@@ -1,68 +0,0 @@
-	This trivial patch causes gcc to emit a warning whenever
-	it generates a trampoline.  These are otherwise hard to
-	locate.
-	Kevin F. Quinn <kevquinn@gentoo.org> 21 Dec 2005
-
---- gcc/gcc/c.opt
-+++ gcc/gcc/c.opt
-@@ -406,6 +406,10 @@
- C ObjC Var(warn_traditional)
- Warn about features not present in traditional C
- 
-+Wtrampolines
-+C ObjC C++ ObjC++
-+Warn whenever the compiler generates a trampoline
-+
- Wtrigraphs
- C ObjC C++ ObjC++
- Warn if trigraphs are encountered that might affect the meaning of the program
---- gcc/gcc/c-opts.c
-+++ gcc/gcc/c-opts.c
-@@ -476,6 +476,10 @@
-       cpp_opts->warn_traditional = value;
-       break;
- 
-+    case OPT_Wtrampolines:
-+      warn_trampolines = value;
-+      break;
-+
-     case OPT_Wtrigraphs:
-       cpp_opts->warn_trigraphs = value;
-       break;
---- gcc/gcc/flags.h
-+++ gcc/gcc/flags.h
-@@ -118,6 +118,10 @@
- 
- extern int warn_strict_aliasing;
- 
-+/* Warn whenever a trampoline is generated. */
-+
-+extern bool warn_trampolines;
-+
- /* Temporarily suppress certain warnings.
-    This is set while reading code from a system header file.  */
- 
---- gcc/gcc/varasm.c
-+++ gcc/gcc/varasm.c
-@@ -5428,6 +5428,9 @@
- 
- int trampolines_created;
- 
-+/* Warn when a trampoline is generated. */
-+bool warn_trampolines = 1;
-+
- void
- file_end_indicate_exec_stack (void)
- {
---- gcc/gcc/builtins.c
-+++ gcc/gcc/builtins.c
-@@ -5014,6 +5014,9 @@
- #endif
-   trampolines_created = 1;
-   INITIALIZE_TRAMPOLINE (r_tramp, r_func, r_chain);
-+
-+  if (warn_trampolines)
-+    warning ("generating trampoline in object (requires executable stack)");
- 
-   return const0_rtx;
- }
diff --git a/4.0.4/gentoo/README.history b/4.0.4/gentoo/README.history
index 894e96f..c39a9a6 100644
--- a/4.0.4/gentoo/README.history
+++ b/4.0.4/gentoo/README.history
@@ -1,3 +1,6 @@
+1.3		[pending]
+	- 00_all_gcc-trampolinewarn.patch
+
 1.2		17 Oct 2014
 	+ 01_all_gcc-4.1-alpha-asm-mcpu.patch
 	+ 05_all_gcc-4.0.x-siginfo.patch