25 lines
769 B
Diff
25 lines
769 B
Diff
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Daniel Micay <danielmicay@gmail.com>
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Date: Thu, 22 Dec 2016 07:15:34 -0500
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Subject: [PATCH] enable -fwrapv in Clang for non-UBSan builds
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---
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build/config/compiler/BUILD.gn | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/build/config/compiler/BUILD.gn b/build/config/compiler/BUILD.gn
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index 04a4efb658b28..e91ed9c20f8f1 100644
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--- a/build/config/compiler/BUILD.gn
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+++ b/build/config/compiler/BUILD.gn
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@@ -348,6 +348,10 @@ config("compiler") {
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}
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}
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+ if (is_clang && !is_ubsan && !is_ubsan_security) {
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+ cflags += [ "-fwrapv" ]
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+ }
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+
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# Linker warnings.
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if (fatal_linker_warnings && !is_apple && current_os != "aix" &&
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current_os != "zos") {
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