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-rw-r--r--browser/config/mozconfigs/linux64/code-coverage-opt9
1 files changed, 9 insertions, 0 deletions
diff --git a/browser/config/mozconfigs/linux64/code-coverage-opt b/browser/config/mozconfigs/linux64/code-coverage-opt
new file mode 100644
index 0000000000..364c8a23a9
--- /dev/null
+++ b/browser/config/mozconfigs/linux64/code-coverage-opt
@@ -0,0 +1,9 @@
+. "$topsrcdir/browser/config/mozconfigs/linux64/code-coverage"
+
+ac_add_options --enable-debug-symbols=-g1
+ac_add_options --enable-rust-tests
+
+# https://bugs.llvm.org/show_bug.cgi?id=49226
+# LLD 12.0.0 had a behavior change that breaks coverage builds.
+# Passing --no-fortran-common restores the old behavior.
+export LDFLAGS="$LDFLAGS -Wl,--no-fortran-common"