Fix GCC10 compilation (#4535)

packages/libunwind.rb

@@ -3,31 +3,18 @@ require 'package'
 class Libunwind < Package
   description 'libunwind is a portable and efficient C programming interface (API) to determine the call-chain of a program.'
   homepage 'https://www.nongnu.org/libunwind/'
-  version '1.3.1'
+  version '1.3.2'
   compatibility 'all'
-  source_url 'https://download.savannah.gnu.org/releases/libunwind/libunwind-1.3.1.tar.gz'
-  source_sha256 '43997a3939b6ccdf2f669b50fdb8a4d3205374728c2923ddc2354c65260214f8'
-
-  binary_url ({
-    aarch64: 'https://dl.bintray.com/chromebrew/chromebrew/libunwind-1.3.1-chromeos-armv7l.tar.xz',
-     armv7l: 'https://dl.bintray.com/chromebrew/chromebrew/libunwind-1.3.1-chromeos-armv7l.tar.xz',
-       i686: 'https://dl.bintray.com/chromebrew/chromebrew/libunwind-1.3.1-chromeos-i686.tar.xz',
-     x86_64: 'https://dl.bintray.com/chromebrew/chromebrew/libunwind-1.3.1-chromeos-x86_64.tar.xz',
-  })
-  binary_sha256 ({
-    aarch64: 'f156d2f13cd1cb5f62ab67e5f97f3866bfbb1ee5dd36830635ac89d1fea8b8d1',
-     armv7l: 'f156d2f13cd1cb5f62ab67e5f97f3866bfbb1ee5dd36830635ac89d1fea8b8d1',
-       i686: '0eeee073903fbe10cdc818e9da21caad07daff07b10ae9a1f7513277a42e5bc2',
-     x86_64: '5b7de2da3534ee138cd258ed3202eca570cc77ef584353c011c6111fd6b0b024',
-  })
+  source_url 'https://download.savannah.gnu.org/releases/libunwind/libunwind-1.3.2.tar.gz'
+  source_sha256 '0a4b5a78d8c0418dfa610245f75fa03ad45d8e5e4cc091915d2dbed34c01178e'
 
   depends_on 'xzutils' => :build
 
+  # Fixes GCC 10 compilation.
+  # As per https://github.com/libunwind/libunwind/pull/166
+  ENV['CFLAGS'] = '-fcommon'
   def self.build
-    system './configure',
-           "--prefix=#{CREW_PREFIX}",
-           "--libdir=#{CREW_LIB_PREFIX}",
-           '--enable-ptrace'
+    system "./configure #{CREW_OPTIONS} --enable-ptrace"
     system 'make'
   end