From 75b9561868d17bf3750f7de7415ba311d20b533d Mon Sep 17 00:00:00 2001
From: Michael Catanzaro <mcatanzaro@redhat.com>
Date: Fri, 8 Nov 2024 16:31:12 -0600
Subject: [PATCH] Fix build on s390x

Resolves: RHEL-63513
---
 s390x-build.patch | 13 +++++++++++++
 webkit2gtk3.spec  |  1 +
 2 files changed, 14 insertions(+)
 create mode 100644 s390x-build.patch

diff --git a/s390x-build.patch b/s390x-build.patch
new file mode 100644
index 0000000..839b74b
--- /dev/null
+++ b/s390x-build.patch
@@ -0,0 +1,13 @@
+diff --git a/Source/ThirdParty/ANGLE/src/common/mathutil.h b/Source/ThirdParty/ANGLE/src/common/mathutil.h
+index 8f4579dc5611..4d981d4427bc 100644
+--- a/Source/ThirdParty/ANGLE/src/common/mathutil.h
++++ b/Source/ThirdParty/ANGLE/src/common/mathutil.h
+@@ -550,7 +550,7 @@ inline R roundToNearest(T input)
+ {
+     static_assert(std::is_floating_point<T>::value);
+     static_assert(std::numeric_limits<R>::is_integer);
+-#if defined(__aarch64__) || defined(_M_ARM64)
++#if defined(__aarch64__) || defined(_M_ARM64) || defined(__s390x__)
+     // On armv8, this expression is compiled to a dedicated round-to-nearest instruction
+     return static_cast<R>(std::round(input));
+ #else
diff --git a/webkit2gtk3.spec b/webkit2gtk3.spec
index 21da25a..8b28e79 100644
--- a/webkit2gtk3.spec
+++ b/webkit2gtk3.spec
@@ -27,6 +27,7 @@ Source2:        webkitgtk-keys.gpg
 ##
 
 Patch100:       compiler-flags.patch
+Patch101:       s390x-build.patch
 
 ##
 ## Patches to support older or missing build dependencies