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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Thomas Deutschmann <whissi@gentoo.org>
Date: Wed, 15 Apr 2020 00:27:25 +0200
Subject: [PATCH] bmo#1516803: force one LTO partition for sandbox when using
GCC
Signed-off-by: Thomas Deutschmann <whissi@gentoo.org>
---
security/sandbox/linux/moz.build | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/security/sandbox/linux/moz.build b/security/sandbox/linux/moz.build
index cbb99e514c3e274ba2384b9bbf03c3d78cd3da0f..d5ed59192222ad2920b17efc3a061abf80cbf08e 100644
--- a/security/sandbox/linux/moz.build
+++ b/security/sandbox/linux/moz.build
@@ -107,9 +107,10 @@ if CONFIG["CC_TYPE"] in ("clang", "gcc"):
# gcc lto likes to put the top level asm in syscall.cc in a different partition
# from the function using it which breaks the build. Work around that by
# forcing there to be only one partition.
-for f in CONFIG["OS_CXXFLAGS"]:
- if f.startswith("-flto") and CONFIG["CC_TYPE"] != "clang":
- LDFLAGS += ["--param lto-partitions=1"]
+if CONFIG["CC_TYPE"] != "clang" and CONFIG["MOZ_LTO_LDFLAGS"] is not None:
+ for f in CONFIG["MOZ_LTO_LDFLAGS"]:
+ if f.startswith("-flto"):
+ LDFLAGS += ["--param", "lto-partitions=1"]
DEFINES["NS_NO_XPCOM"] = True
DisableStlWrapping()
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