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[LLD][COFF] Align import directory chunk. #80014

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Jan 30, 2024
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2 changes: 1 addition & 1 deletion lld/COFF/DLL.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -110,7 +110,7 @@ class OrdinalOnlyChunk : public NonSectionChunk {
// A chunk for the import descriptor table.
class ImportDirectoryChunk : public NonSectionChunk {
public:
explicit ImportDirectoryChunk(Chunk *n) : dllName(n) {}
explicit ImportDirectoryChunk(Chunk *n) : dllName(n) { setAlignment(4); }
size_t getSize() const override { return sizeof(ImportDirectoryTableEntry); }

void writeTo(uint8_t *buf) const override {
Expand Down
5 changes: 5 additions & 0 deletions lld/test/COFF/imports.test
Original file line number Diff line number Diff line change
Expand Up @@ -48,3 +48,8 @@ MERGE-NEXT: Symbol: ExitProcess (0)
MERGE-NEXT: Symbol: (50)
MERGE-NEXT: Symbol: MessageBoxA (1)
MERGE-NEXT: }

# Verify that import table is properly aligned.
# RUN: llvm-readobj --headers %t.exe | FileCheck -check-prefix=IMPORTDIR %s
IMPORTDIR: ImportTableRVA: 0x1068
IMPORTDIR-NEXT: ImportTableSize: 0x28
6 changes: 3 additions & 3 deletions lld/test/COFF/pdb-publics-import.test
Original file line number Diff line number Diff line change
Expand Up @@ -115,7 +115,7 @@ CHECK-NEXT: characteristics =
CHECK-NEXT: initialized data
CHECK-NEXT: read permissions
CHECK-NEXT: {{[0-9]+}} | S_COFFGROUP [size = 28] `.idata$2`
CHECK-NEXT: length = 40, addr = 0002:0061
CHECK-NEXT: length = 40, addr = 0002:0064
CHECK-NEXT: characteristics =
CHECK-NEXT: initialized data
CHECK-NEXT: read permissions
Expand Down Expand Up @@ -162,9 +162,9 @@ CHECK-NEXT: SC[.rdata] | mod = 3, 0002:0000, size = 28, data crc = 0, reloc c
CHECK-NEXT: IMAGE_SCN_CNT_INITIALIZED_DATA | IMAGE_SCN_MEM_READ
CHECK-NEXT: SC[.rdata] | mod = 3, 0002:0028, size = 33, data crc = 0, reloc crc = 0
CHECK-NEXT: IMAGE_SCN_CNT_INITIALIZED_DATA | IMAGE_SCN_MEM_READ
CHECK-NEXT: SC[.rdata] | mod = 3, 0002:0061, size = 20, data crc = 0, reloc crc = 0
CHECK-NEXT: SC[.rdata] | mod = 3, 0002:0064, size = 20, data crc = 0, reloc crc = 0
CHECK-NEXT: IMAGE_SCN_CNT_INITIALIZED_DATA | IMAGE_SCN_MEM_READ
CHECK-NEXT: SC[.rdata] | mod = 3, 0002:0081, size = 20, data crc = 0, reloc crc = 0
CHECK-NEXT: SC[.rdata] | mod = 3, 0002:0084, size = 20, data crc = 0, reloc crc = 0
CHECK-NEXT: IMAGE_SCN_CNT_INITIALIZED_DATA | IMAGE_SCN_MEM_READ
CHECK-NEXT: SC[.rdata] | mod = 3, 0002:0104, size = 8, data crc = 0, reloc crc = 0
CHECK-NEXT: IMAGE_SCN_CNT_INITIALIZED_DATA | IMAGE_SCN_MEM_READ
Expand Down