File: pdb-unknown-subsection.s

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# Check that unknown symbol subsections are ignored with a warning, and a PDB
# is produced anyway.

# REQUIRES: x86
# RUN: llvm-mc -triple=i386-pc-win32 -filetype=obj -o %t.obj %s
# RUN: lld-link -safeseh:no -subsystem:console -debug -nodefaultlib -entry:foo -out:%t.exe -pdb:%t.pdb %t.obj 2>&1 | FileCheck %s --check-prefix=WARNING
# RUN: llvm-pdbutil dump -symbols %t.pdb | FileCheck %s

# WARNING-NOT: ignoring unknown
# WARNING: ignoring unknown debug$S subsection kind 0x1FF
# WARNING-NOT: ignoring unknown

# CHECK:                           Symbols
# CHECK:        4 | S_COMPILE3 [size = 52]
# CHECK:            machine = intel x86-x64, Ver = clang version SENTINEL, language = c

.text
_foo:
ret

.global _foo

.section .debug$S,"dr"
	.p2align	2
	.long	4                       # Debug section magic
	.long	0xF1 # Symbol subsection
	.long	.Ltmp6-.Ltmp5           # Subsection size
.Ltmp5:
	.short	.Ltmp8-.Ltmp7           # Record length
.Ltmp7:
	.short	4412                    # Record kind: S_COMPILE3
	.long	0                       # Flags and language
	.short	208                     # CPUType
	.short	9                       # Frontend version
	.short	0
	.short	0
	.short	0
	.short	9000                    # Backend version
	.short	0
	.short	0
	.short	0
	.asciz	"clang version SENTINEL" # Null-terminated compiler version string
	.p2align	2
.Ltmp8:
.Ltmp6:
	.long	0x1FF # Unknown subsection kind
	.long	4           # Subsection size
	.long  0
	.long	0x800000F1 # Unknown subsection kind
	.long	4           # Subsection size
	.long  0
	.long	0x800000F2 # Unknown subsection kind
	.long	4           # Subsection size
	.long  0
	.long	0x800000F3 # Unknown subsection kind
	.long	4           # Subsection size
	.long  0
	.long	0x800000F4 # Unknown subsection kind
	.long	4           # Subsection size
	.long  0