diff options
Diffstat (limited to 'contrib/guix/patches/glibc-2.27-guix-prefix.patch')
-rw-r--r-- | contrib/guix/patches/glibc-2.27-guix-prefix.patch | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/contrib/guix/patches/glibc-2.27-guix-prefix.patch b/contrib/guix/patches/glibc-2.27-guix-prefix.patch new file mode 100644 index 0000000000..cdb3971f7a --- /dev/null +++ b/contrib/guix/patches/glibc-2.27-guix-prefix.patch @@ -0,0 +1,25 @@ +Without ffile-prefix-map, the debug symbols will contain paths for the +guix store which will include the hashes of each package. However, the +hash for the same package will differ when on different architectures. +In order to be reproducible regardless of the architecture used to build +the package, map all guix store prefixes to something fixed, e.g. /usr. + +We might be able to drop this in favour of using --with-nonshared-cflags +when we being using newer versions of glibc. + +--- a/Makeconfig ++++ b/Makeconfig +@@ -992,6 +992,10 @@ object-suffixes := + CPPFLAGS-.o = $(pic-default) + # libc.a must be compiled with -fPIE/-fpie for static PIE. + CFLAGS-.o = $(filter %frame-pointer,$(+cflags)) $(pie-default) ++ ++# Map Guix store paths to /usr ++CFLAGS-.o += `find /gnu/store -maxdepth 1 -mindepth 1 -type d -exec echo -n " -fdebug-prefix-map={}=/usr" \;` ++ + libtype.o := lib%.a + object-suffixes += .o + ifeq (yes,$(build-shared)) +-- +2.35.1 + |