File chromium-gcc8-alignof.patch of Package chromium.openSUSE_Backports_SLE-12-SP2

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File chromium-gcc8-alignof.patch of Package chromium.openSUSE_Backports_SLE-12-SP2

From: Fedora
Subject: Fix build for 32-bit platforms

Apparently not upstream, can't find this anywhere. So I assume Fedora is the actual source?
https://src.fedoraproject.org/cgit/rpms/chromium.git/tree/chromium-66.0.3359.170-gcc8-alignof.patch

Index: chromium-69.0.3497.81/mojo/public/c/system/macros.h
===================================================================
--- chromium-69.0.3497.81.orig/mojo/public/c/system/macros.h
+++ chromium-69.0.3497.81/mojo/public/c/system/macros.h
@@ -27,7 +27,13 @@
   (sizeof(void*) == 4 ? 32 : 0)
 
 // Like the C++11 |alignof| operator.
-#if __cplusplus >= 201103L
+#if defined(__GNUC__) && __GNUC__ >= 8
+// GCC 8 has changed the alignof operator to return the minimal alignment
+// required by the target ABI, instead of the preferred alignment.
+// This means that on 32-bit x86, it will return 4 instead of 8.
+// Use __alignof__ instead to avoid this.
+#define MOJO_ALIGNOF(type) __alignof__(type)
+#elif __cplusplus >= 201103L
 #define MOJO_ALIGNOF(type) alignof(type)
 #elif defined(__GNUC__)
 #define MOJO_ALIGNOF(type) __alignof__(type)

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File chromium-gcc8-alignof.patch of Package chromium.openSUSE_Backports_SLE-12-SP2

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