From 6b2b45020c4a84ef012e704f6dcdacc3c5923f33 Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Tue, 23 Jan 2018 05:23:23 +0000
Subject: [PATCH] Use 4 as the alignment of .eh_frame_hdr.

It includes 32 bit values and this matches both gold and bfd.

llvm-svn: 323172
---
 lld/ELF/SyntheticSections.cpp | 2 +-
 lld/test/ELF/eh-frame-hdr.s   | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/lld/ELF/SyntheticSections.cpp b/lld/ELF/SyntheticSections.cpp
index 30c0cbb38e3d..0525bf064510 100644
--- a/lld/ELF/SyntheticSections.cpp
+++ b/lld/ELF/SyntheticSections.cpp
@@ -2173,7 +2173,7 @@ void GdbIndexSection::writeTo(uint8_t *Buf) {
 bool GdbIndexSection::empty() const { return !Out::DebugInfo; }
 
 EhFrameHeader::EhFrameHeader()
-    : SyntheticSection(SHF_ALLOC, SHT_PROGBITS, 1, ".eh_frame_hdr") {}
+    : SyntheticSection(SHF_ALLOC, SHT_PROGBITS, 4, ".eh_frame_hdr") {}
 
 // .eh_frame_hdr contains a binary search table of pointers to FDEs.
 // Each entry of the search table consists of two values,
diff --git a/lld/test/ELF/eh-frame-hdr.s b/lld/test/ELF/eh-frame-hdr.s
index 4498d7d30eaa..aaeccda6eae4 100644
--- a/lld/test/ELF/eh-frame-hdr.s
+++ b/lld/test/ELF/eh-frame-hdr.s
@@ -60,7 +60,7 @@ _start:
 // HDR-NEXT:    Size: 36
 // HDR-NEXT:    Link: 0
 // HDR-NEXT:    Info: 0
-// HDR-NEXT:    AddressAlignment: 1
+// HDR-NEXT:    AddressAlignment: 4
 // HDR-NEXT:    EntrySize: 0
 // HDR-NEXT:    SectionData (
 // HDR-NEXT:      0000: 011B033B 24000000 03000000 A80E0000
@@ -130,5 +130,5 @@ _start:
 // HDR-NEXT:   Flags [
 // HDR-NEXT:     PF_R
 // HDR-NEXT:   ]
-// HDR-NEXT:   Alignment: 1
+// HDR-NEXT:   Alignment: 4
 // HDR-NEXT: }