rust: reproducibility issue fix with v1.75

With 1.75 rust release, the '.rustc' section of shared object libs are embedded with absolute path names which is casuing reproducibiluty issues.
This change will fix the path name format back to '/rust/$hash' as in earlier versions.

Below are the links for detailed bug description & discusssion with upstream rust.
https://github.com/rust-lang/rust/issues/120825#issuecomment-1964307219
https://github.com/rust-lang/rust/issues/120825#issuecomment-1964652656

(From OE-Core rev: a80ce6e3c023809d1ec13d19e8acb25770b54737)

Signed-off-by: Sundeep KOKKONDA <sundeep.kokkonda@windriver.com>
Signed-off-by: Yash Shinde <Yash.Shinde@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 24 insertions, 0 deletions

diff --git a/meta/recipes-devtools/rust/files/repro-issue-fix-with-v175.patch b/meta/recipes-devtools/rust/files/repro-issue-fix-with-v175.patch
new file mode 100644
index 0000000000..6840bafff8
--- /dev/null
+++ b/meta/recipes-devtools/rust/files/repro-issue-fix-with-v175.patch
@@ -0,0 +1,23 @@
+rust: reproducibility issue fix with v1.75
+
+With 1.75 rust release, the '.rustc' section of shared object libs are embedded with absolute path names which is casuing reproducibiluty issues.
+This change will fix the path name format back to '/rust/$hash' as in earlier versions.
+
+Below are the links for detailed bug description & discusssion with upstream rust.
+https://github.com/rust-lang/rust/issues/120825#issuecomment-1964307219
+https://github.com/rust-lang/rust/issues/120825#issuecomment-1964652656
+
+Upstream-Status: Inappropriate [patches need rework]
+Signed-off-by: Sundeep KOKKONDA <sundeep.kokkonda@windriver.com>
+---
+--- a/compiler/rustc_session/src/session.rs     2023-12-21 08:55:28.000000000 -0800
++++ b/compiler/rustc_session/src/session.rs     2024-02-26 07:29:15.527577022 -0800
+@@ -1269,7 +1269,7 @@
+                 | CrateType::Rlib
+                 | CrateType::Staticlib
+                 | CrateType::Cdylib => continue,
+-                CrateType::ProcMacro => return false,
++                CrateType::ProcMacro => return true,
+             }
+         }
+ 
diff --git a/meta/recipes-devtools/rust/rust-source.inc b/meta/recipes-devtools/rust/rust-source.inc
index 8ae8add495..6bef99039d 100644
--- a/meta/recipes-devtools/rust/rust-source.inc
+++ b/meta/recipes-devtools/rust/rust-source.inc
@@ -12,6 +12,7 @@ SRC_URI += "https://static.rust-lang.org/dist/rustc-${RUST_VERSION}-src.tar.xz;n
             file://rustc-bootstrap.patch;patchdir=${RUSTSRC} \
             file://target-build-value.patch;patchdir=${RUSTSRC} \
             file://0001-Handle-vendored-sources-when-remapping-paths.patch;patchdir=${RUSTSRC} \
+            file://repro-issue-fix-with-v175.patch;patchdir=${RUSTSRC} \
 "
 SRC_URI[rust.sha256sum] = "4526f786d673e4859ff2afa0bab2ba13c918b796519a25c1acce06dba9542340"