gcc: Attempt fix for msys-gcc_s not getthing linked to exes

gcc/955-4.9.2-apply-hack-so-gcc_s-isnt-stripped.patch

@@ -0,0 +1,22 @@
+--- gcc-4.9.2/libgcc/config/i386/cygming-crtbegin.c.orig	2014-11-02 18:57:00.662422200 +0000
++++ gcc-4.9.2/libgcc/config/i386/cygming-crtbegin.c	2014-11-02 18:58:25.330673700 +0000
+@@ -58,7 +58,9 @@
+ /* Work around for current cygwin32 build problems (Bug gas/16858).
+    Compile weak default functions only for 64-bit systems,
+    when absolutely necessary.  */
+-#ifdef __x86_64__
++/* On MSYS2, it seems we may need this fix for all arches - or else changing the specs to
++    -lgcc_s --undefined=___deregister_frame_info --undefined=___register_frame_info -lgcc
++#ifdef __x86_64__ */
+ TARGET_ATTRIBUTE_WEAK void
+ __register_frame_info (__attribute__((unused)) const void *p,
+ 		       __attribute__((unused)) struct object *o)
+@@ -70,7 +72,7 @@
+ {
+   return (void*) 0;
+ }
+-#endif
++/*#endif */
+ #endif /* DWARF2_UNWIND_INFO */
+ 
+ #if TARGET_USE_JCR_SECTION

gcc/PKGBUILD

@@ -17,8 +17,8 @@ makedepends=('binutils>=2.23' 'mpc-devel' 'cloog-devel' 'gmp-devel'
              'mpfr-devel' 'mpc-devel' 'isl-devel' 'zlib-devel'
              'windows-default-manifest')
 STRIP_OPTION="strip"
-#STRIP_OPTION="!strip"
-options=('!emptydirs' "$STRIP_OPTION")
+STRIP_OPTION="!strip"
+options=('!emptydirs' "$STRIP_OPTION") # 'debug')
 source=(ftp://gcc.gnu.org/pub/gcc/releases/gcc-${pkgver}/gcc-${pkgver}.tar.bz2
         001-4.7-ada.patch
         005-4.7-boehm-gc-cygwin.patch
@@ -41,7 +41,8 @@ source=(ftp://gcc.gnu.org/pub/gcc/releases/gcc-${pkgver}/gcc-${pkgver}.tar.bz2
         950-4.8.0-configure-msys2.patch
         951-4.8.0-msys2-spec.patch
         952-4.8.0-libgcc-msys2.patch
-        953-4.9.1-testsuite-msys2.patch)
+        953-4.9.1-testsuite-msys2.patch
+        955-4.9.2-apply-hack-so-gcc_s-isnt-stripped.patch)
 md5sums=('4df8ee253b7f3863ad0b86359cd39c43'
          '62c46773400b16f693d7b89f43c00433'
          '170b28d7f480eec4b4721d503d96eab0'
@@ -64,7 +65,8 @@ md5sums=('4df8ee253b7f3863ad0b86359cd39c43'
          '6c1e48e2723cf1df7f9c826722fda193'
          'd27c17a4c6b9caadc281a4f8e204b2eb'
          '7df48a22637ae227ed91fec7d43667fd'
-         'a0132606c8f1f2644281a208b3e69a0f')
+         'a0132606c8f1f2644281a208b3e69a0f'
+         '83c3fba38bf5167abdc85eb38ea26d24')
 
 prepare() {
   cd ${srcdir}/gcc-${pkgver}
@@ -116,6 +118,7 @@ prepare() {
   patch -p1 -i ${srcdir}/951-4.8.0-msys2-spec.patch
   patch -p1 -i ${srcdir}/952-4.8.0-libgcc-msys2.patch
   patch -p1 -i ${srcdir}/953-4.9.1-testsuite-msys2.patch
+  patch -p1 -i ${srcdir}/955-4.9.2-apply-hack-so-gcc_s-isnt-stripped.patch
 
   mkdir ${srcdir}/gcc-build
 }
@@ -134,6 +137,13 @@ build() {
       _arch_conf=
     ;;
   esac
+
+  # libgcc is built with -g0, but INHIBIT_LIBC_CFLAGS can
+  # be used to undo that.
+  if check_option "debug" "y"; then
+    export INHIBIT_LIBC_CFLAGS="-g2"
+  fi
+
   # using -pipe causes spurious test-suite failures
   # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48565
   CFLAGS=${CFLAGS/-pipe/}
@@ -226,7 +236,7 @@ package_gcc()
 {
   pkgdesc="The GNU Compiler Collection - C and C++ frontends"
   depends=("gcc-libs=$pkgver-$pkgrel" 'binutils>=2.23' 'mpc' 'cloog' 'msys2-runtime-devel' 'msys2-w32api-headers' 'msys2-w32api-runtime' 'windows-default-manifest')
-  options=('staticlibs' "$STRIP_OPTION")
+  options=('staticlibs' "$STRIP_OPTION") # '!debug')
   install=gcc.install
 
   cd ${srcdir}/gcc-build
@@ -310,7 +320,7 @@ package_gcc-fortran()
 {
   pkgdesc="Fortran front-end for GCC"
   depends=("gcc=$pkgver-$pkgrel")
-  options=('staticlibs' '!emptydirs' "$STRIP_OPTION")
+  options=('staticlibs' '!emptydirs' "$STRIP_OPTION") # '!debug')
   install=gcc-fortran.install
 
   cd ${srcdir}/gcc-build