From dc5e3e301ba976b5e50276daef97b5dda32cd562 Mon Sep 17 00:00:00 2001
From: Fabio Valentini <decathorpe@gmail.com>
Date: Thu, 15 Dec 2022 13:53:57 +0100
Subject: [PATCH] disable LTO to work around LLVM crashes on ppc64le

---
 convert_case-fix-metadata.diff | 12 ++++++--
 rust-convert_case.spec         | 52 +++++++++++++++++-----------------
 2 files changed, 36 insertions(+), 28 deletions(-)

diff --git a/convert_case-fix-metadata.diff b/convert_case-fix-metadata.diff
index 2bee3e4..71097e7 100644
--- a/convert_case-fix-metadata.diff
+++ b/convert_case-fix-metadata.diff
@@ -1,6 +1,14 @@
 --- convert_case-0.4.0/Cargo.toml	2020-05-18T02:16:34+00:00
-+++ convert_case-0.4.0/Cargo.toml	2021-06-17T16:20:11.471912+00:00
-@@ -29,10 +29,10 @@
++++ convert_case-0.4.0/Cargo.toml	2022-12-15T12:49:37.895777+00:00
+@@ -21,18 +21,14 @@
+ categories = ["text-processing"]
+ license = "MIT"
+ repository = "https://github.com/rutrum/convert-case"
+-[profile.release]
+-lto = true
+-codegen-units = 1
+-panic = "abort"
+ [dependencies.rand]
  version = "^0.7"
  optional = true
  [dev-dependencies.strum]
diff --git a/rust-convert_case.spec b/rust-convert_case.spec
index fea92dd..5708aab 100644
--- a/rust-convert_case.spec
+++ b/rust-convert_case.spec
@@ -1,29 +1,26 @@
-# Generated by rust2rpm 17
+# Generated by rust2rpm 23
 %bcond_without check
 %global debug_package %{nil}
 
 %global crate convert_case
 
-Name:           rust-%{crate}
+Name:           rust-convert_case
 Version:        0.4.0
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        Convert strings into any case
 
-# Upstream license specification: MIT
 # https://github.com/rutrum/convert-case/commit/f72ca63
 License:        MIT
 URL:            https://crates.io/crates/convert_case
 Source:         %{crates_source}
-# Initial patched metadata
-# - Bump strum and strum_macros to 0.21.0 https://github.com/rutrum/convert-case/pull/3
-Patch0:         convert_case-fix-metadata.diff
+# Manually created patch for downstream crate metadata changes
+# * bump strum and strum_macros from 0.18 to 0.21.0:
+#   https://github.com/rutrum/convert-case/pull/3
+# * disable LTO to work around LLVM crashes on ppc64le:
+#   https://bugzilla.redhat.com/show_bug.cgi?id=2142648
+Patch:          convert_case-fix-metadata.diff
 
-ExclusiveArch:  %{rust_arches}
-%if %{__cargo_skip_build}
-BuildArch:      noarch
-%endif
-
-BuildRequires:  rust-packaging
+BuildRequires:  rust-packaging >= 21
 
 %global _description %{expand:
 Convert strings into any case.}
@@ -36,12 +33,12 @@ BuildArch:      noarch
 
 %description    devel %{_description}
 
-This package contains library source intended for building other packages
-which use "%{crate}" crate.
+This package contains library source intended for building other packages which
+use the "%{crate}" crate.
 
 %files          devel
-%doc README.md
-%{cargo_registry}/%{crate}-%{version_no_tilde}/
+%doc %{crate_instdir}/README.md
+%{crate_instdir}/
 
 %package     -n %{name}+default-devel
 Summary:        %{summary}
@@ -49,11 +46,11 @@ BuildArch:      noarch
 
 %description -n %{name}+default-devel %{_description}
 
-This package contains library source intended for building other packages
-which use "default" feature of "%{crate}" crate.
+This package contains library source intended for building other packages which
+use the "default" feature of the "%{crate}" crate.
 
 %files       -n %{name}+default-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+rand-devel
 Summary:        %{summary}
@@ -61,11 +58,11 @@ BuildArch:      noarch
 
 %description -n %{name}+rand-devel %{_description}
 
-This package contains library source intended for building other packages
-which use "rand" feature of "%{crate}" crate.
+This package contains library source intended for building other packages which
+use the "rand" feature of the "%{crate}" crate.
 
 %files       -n %{name}+rand-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+random-devel
 Summary:        %{summary}
@@ -73,11 +70,11 @@ BuildArch:      noarch
 
 %description -n %{name}+random-devel %{_description}
 
-This package contains library source intended for building other packages
-which use "random" feature of "%{crate}" crate.
+This package contains library source intended for building other packages which
+use the "random" feature of the "%{crate}" crate.
 
 %files       -n %{name}+random-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %prep
 %autosetup -n %{crate}-%{version_no_tilde} -p1
@@ -98,6 +95,9 @@ which use "random" feature of "%{crate}" crate.
 %endif
 
 %changelog
+* Thu Dec 15 2022 Fabio Valentini <decathorpe@gmail.com> - 0.4.0-6
+- Disable LTO to work around LLVM crashes on ppc64le.
+
 * Sat Jul 23 2022 Fedora Release Engineering <releng@fedoraproject.org> - 0.4.0-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild