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| author | Natanael Copa <ncopa@alpinelinux.org> | 2019-02-21 11:32:22 +0000 |
|---|---|---|
| committer | Natanael Copa <ncopa@alpinelinux.org> | 2019-02-21 13:28:44 +0000 |
| commit | 01e082330dad92dec25b85358b790686fd54ce68 (patch) | |
| tree | 70885e887a170814ef54e309515b0030fff8902e /community/chromium/gcc-fno-delete-null-pointer-checks.patch | |
| parent | 6931c02bed8417d7cf6c411637e1ee269b9d1dcf (diff) | |
| download | aports-01e082330dad92dec25b85358b790686fd54ce68.tar.bz2 aports-01e082330dad92dec25b85358b790686fd54ce68.tar.xz | |
community/chromium: upgrade to 72.0.3626.109 and fix deadlock
ref #9808
Upstream bug report: https://bugs.chromium.org/p/v8/issues/detail?id=8881
Diffstat (limited to 'community/chromium/gcc-fno-delete-null-pointer-checks.patch')
| -rw-r--r-- | community/chromium/gcc-fno-delete-null-pointer-checks.patch | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/community/chromium/gcc-fno-delete-null-pointer-checks.patch b/community/chromium/gcc-fno-delete-null-pointer-checks.patch new file mode 100644 index 0000000000..792cef60f6 --- /dev/null +++ b/community/chromium/gcc-fno-delete-null-pointer-checks.patch @@ -0,0 +1,19 @@ +diff --git a/v8/BUILD.gn b/v8/BUILD.gn +index 3c03942..870b1e6 100644 +--- ./v8/BUILD.gn ++++ ./v8/BUILD.gn +@@ -577,6 +577,14 @@ config("toolchain") { + defines += [ "V8_ANDROID_LOG_STDOUT" ] + } + ++ if (!is_win && !is_clang) { ++ # GCC 6+ can optimize away pointer comparisons to null. This is ++ # problematic as V8 encodes Values through tagged pointers and comparisons ++ # with 0 are actually necessary in many cases. As a temporary Workaround ++ # we disable this optimization. See: https://crbug.com/v8/3782 ++ cflags += [ "-fno-delete-null-pointer-checks" ] ++ } ++ + # TODO(jochen): Support v8_enable_prof on Windows. + # TODO(jochen): Add support for compiling with simulators. + |