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-rwxr-xr-xtools/release-build.sh6
1 file changed, 6 insertions, 0 deletions
diff --git a/tools/release-build.sh b/tools/release-build.sh
index c5ca6e9..a6d10dc 100755
--- a/tools/release-build.sh
+++ b/tools/release-build.sh
@@ -62,6 +62,12 @@ if supports "-fstack-clash-protection"; then
CFLAGS="$CFLAGS -fstack-clash-protection"
fi
+# The debug info otherwise records the absolute build directory, so the same
+# sources built in two checkouts would differ.
+if supports "-ffile-prefix-map=/x=."; then
+ CFLAGS="$CFLAGS -ffile-prefix-map=$PWD=."
+fi
+
LDFLAGS="-pie -Wl,-z,relro,-z,now -Wl,-z,noexecstack"
# These reach only the cgit objects, so git's own sources are not held to them.