MC-COFF: Fix .bss section size. Fixes PR8335. Patch by NAKAMUTA Takumi!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116155 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/WinCOFFObjectWriter.cpp b/lib/MC/WinCOFFObjectWriter.cpp
index c6ea31a..285717e 100644
--- a/lib/MC/WinCOFFObjectWriter.cpp
+++ b/lib/MC/WinCOFFObjectWriter.cpp
@@ -801,7 +801,7 @@
if (Sec->Number == -1)
continue;
- Sec->Header.SizeOfRawData = Layout.getSectionFileSize(i);
+ Sec->Header.SizeOfRawData = Layout.getSectionAddressSize(i);
if (IsPhysicalSection(Sec)) {
Sec->Header.PointerToRawData = offset;
diff --git a/test/MC/COFF/bss.s b/test/MC/COFF/bss.s
new file mode 100644
index 0000000..f44225b
--- /dev/null
+++ b/test/MC/COFF/bss.s
@@ -0,0 +1,15 @@
+// The purpose of this test is to verify that bss sections are emited correctly.
+
+// RUN: llvm-mc -filetype=obj -triple i686-pc-win32 %s | coff-dump.py | FileCheck %s
+// RUN: llvm-mc -filetype=obj -triple x86_64-pc-win32 %s | coff-dump.py | FileCheck %s
+
+ .bss
+ .globl _g0
+ .align 4
+_g0:
+ .long 0
+
+// CHECK: Name = .bss
+// CHECK-NEXT: VirtualSize = 0
+// CHECK-NEXT: VirtualAddress = 0
+// CHECK-NEXT: SizeOfRawData = 4