[ELF] Exclude sizeof(InputSection) to _WIN32

MaskRay · MaskRay · commit 1a2cc2bce864 · 2024-11-23T21:42:22.000-08:00
Structs with delicate packing are often larger in MSVC than Itanium. 099a52f did not make sizeof(InputSection) smaller for MSVC. Just exclude MSVC.
diff --git a/lld/ELF/InputSection.h b/lld/ELF/InputSection.h
@@ -475,7 +475,9 @@ class PotentialSpillSection : public InputSection {
   }
 };
 
+#ifndef _WIN32
 static_assert(sizeof(InputSection) <= 152, "InputSection is too big");
+#endif
 
 class SyntheticSection : public InputSection {
 public:

Original file line number	Diff line number	Diff line change
`@@ -475,7 +475,9 @@ class PotentialSpillSection : public InputSection {`
`475`	`475`	`}`
`476`	`476`	`};`
`477`	`477`
	`478`	`+#ifndef _WIN32`
`478`	`479`	`static_assert(sizeof(InputSection) <= 152, "InputSection is too big");`
	`480`	`+#endif`
`479`	`481`
`480`	`482`	`class SyntheticSection : public InputSection {`
`481`	`483`	`public:`