package/llvm-project: fix build with gcc 15

Adapt gentoo gcc patches from https://bugs.gentoo.org/939498 to fix
build with gcc 15.

The llvm project no longer maintains the llvm 15 branch.

Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>
(cherry picked from commit 6cce6d79d3a899722c75a99b7bd12e6274aaccaf)
Signed-off-by: Thomas Perale <thomas.perale@mind.be>

package/llvm-project/compiler-rt/0001-include-cstdint.patch

@@ -0,0 +1,31 @@
+From 735207ac16bb15d88116bf00283eb0135ed2585a Mon Sep 17 00:00:00 2001
+From: Paul Zander <negril.nx+gentoo@gmail.com>
+Date: Thu, 22 Aug 2024 11:40:13 +0200
+Subject: [PATCH] include cstdint
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Gentoo-Component: compiler-rt
+Signed-off-by: Paul Zander <negril.nx+gentoo@gmail.com>
+Signed-off-by: Michał Górny <mgorny@gentoo.org>
+Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
+Upstream: https://bugs.gentoo.org/939498
+---
+ lib/orc/error.h | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/lib/orc/error.h b/lib/orc/error.h
+index 92ac5a884ac6..33a599f71149 100644
+--- a/lib/orc/error.h
++++ b/lib/orc/error.h
+@@ -14,6 +14,7 @@
+ #include "stl_extras.h"
+ 
+ #include <cassert>
++#include <cstdint>
+ #include <memory>
+ #include <string>
+ #include <type_traits>
+-- 
+2.46.0

package/llvm-project/llvm/0001-ADT-Add-cstdint-to-SmallVector-101761.patch

@@ -0,0 +1,35 @@
+From 51d88407c1ae86c3b3c7b497d049f8980f2a3510 Mon Sep 17 00:00:00 2001
+From: Sam James <sam@gentoo.org>
+Date: Fri, 2 Aug 2024 23:07:21 +0100
+Subject: [PATCH] [ADT] Add `<cstdint>` to SmallVector (#101761)
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+SmallVector uses `uint32_t`, `uint64_t` without including `<cstdint>`
+which fails to build w/ GCC 15 after a change in libstdc++ [0]
+
+[0] https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=3a817a4a5a6d94da9127af3be9f84a74e3076ee2
+
+Gentoo-Component: llvm
+Signed-off-by: Michał Górny <mgorny@gentoo.org>
+Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
+Upstream: https://bugs.gentoo.org/939498
+---
+ include/llvm/ADT/SmallVector.h | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/include/llvm/ADT/SmallVector.h b/include/llvm/ADT/SmallVector.h
+index e34702bdbb3c..1c0f3465b2a9 100644
+--- a/include/llvm/ADT/SmallVector.h
++++ b/include/llvm/ADT/SmallVector.h
+@@ -19,6 +19,7 @@
+ #include <algorithm>
+ #include <cassert>
+ #include <cstddef>
++#include <cstdint>
+ #include <cstdlib>
+ #include <cstring>
+ #include <functional>
+-- 
+2.46.0

package/llvm-project/llvm/0002-AMDGPU-Include-cstdint-in-AMDGPUMCTargetDesc-101766.patch

@@ -0,0 +1,31 @@
+From 000f92beb459096534a7bfaa8c5e99d77b7594c1 Mon Sep 17 00:00:00 2001
+From: Sam James <sam@gentoo.org>
+Date: Sat, 3 Aug 2024 06:36:43 +0100
+Subject: [PATCH] [AMDGPU] Include `<cstdint>` in AMDGPUMCTargetDesc
+ (#101766)
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Gentoo-Component: llvm
+Signed-off-by: Michał Górny <mgorny@gentoo.org>
+Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
+Upstream: https://bugs.gentoo.org/939498
+---
+ lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.h | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.h b/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.h
+index c2e2563c3989..53aac8934100 100644
+--- a/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.h
++++ b/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.h
+@@ -15,6 +15,7 @@
+ #ifndef LLVM_LIB_TARGET_AMDGPU_MCTARGETDESC_AMDGPUMCTARGETDESC_H
+ #define LLVM_LIB_TARGET_AMDGPU_MCTARGETDESC_AMDGPUMCTARGETDESC_H
+ 
++#include <cstdint>
+ #include <memory>
+ 
+ namespace llvm {
+-- 
+2.46.0

package/llvm-project/llvm/0003-Another-gcc-15-fix-from-Sam-James.patch

@@ -0,0 +1,31 @@
+From 67fc0069c285b37f09d408aae43c37b8afdf11f7 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Micha=C5=82=20G=C3=B3rny?= <mgorny@gentoo.org>
+Date: Sat, 3 Aug 2024 12:01:20 +0200
+Subject: [PATCH] Another gcc-15 fix from Sam James
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Bug: https://bugs.gentoo.org/937164
+Gentoo-Component: llvm
+Signed-off-by: Michał Górny <mgorny@gentoo.org>
+Signed-off-by: James Hilliard <james.hilliard1@gmail.com>
+Upstream: https://bugs.gentoo.org/939498
+---
+ lib/Target/X86/MCTargetDesc/X86MCTargetDesc.h | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.h b/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.h
+index d0530bd4d650..10b59462aebe 100644
+--- a/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.h
++++ b/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.h
+@@ -13,6 +13,7 @@
+ #ifndef LLVM_LIB_TARGET_X86_MCTARGETDESC_X86MCTARGETDESC_H
+ #define LLVM_LIB_TARGET_X86_MCTARGETDESC_X86MCTARGETDESC_H
+ 
++#include <cstdint>
+ #include <memory>
+ #include <string>
+ 
+-- 
+2.46.0