19 lines
904 B
Diff
19 lines
904 B
Diff
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diff -up chromium-66.0.3359.170/mojo/public/c/system/macros.h.gcc8-alignof chromium-66.0.3359.170/mojo/public/c/system/macros.h
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--- chromium-66.0.3359.170/mojo/public/c/system/macros.h.gcc8-alignof 2018-05-15 14:58:46.448912634 -0400
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+++ chromium-66.0.3359.170/mojo/public/c/system/macros.h 2018-05-15 14:58:52.041784613 -0400
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@@ -18,7 +18,13 @@
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#endif
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// Like the C++11 |alignof| operator.
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-#if __cplusplus >= 201103L
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+#if defined(__GNUC__) && __GNUC__ >= 8
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+// GCC 8 has changed the alignof operator to return the minimal alignment
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+// required by the target ABI, instead of the preferred alignment.
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+// This means that on 32-bit x86, it will return 4 instead of 8.
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+// Use __alignof__ instead to avoid this.
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+#define MOJO_ALIGNOF(type) __alignof__(type)
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+#elif __cplusplus >= 201103L
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#define MOJO_ALIGNOF(type) alignof(type)
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#elif defined(__GNUC__)
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#define MOJO_ALIGNOF(type) __alignof__(type)
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