92 lines
4.9 KiB
Plaintext
92 lines
4.9 KiB
Plaintext
# Test the different error cases in the debug line parsing and how they prevent
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# or don't prevent further dumping of section contents.
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# RUN: llvm-mc -triple x86_64-pc-linux %S/Inputs/debug_line_reserved_length.s -filetype=obj -o %t-reserved.o
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# RUN: llvm-dwarfdump -debug-line %t-reserved.o 2> %t-reserved.err | FileCheck %s --check-prefixes=FIRST,FATAL
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# RUN: FileCheck %s --input-file=%t-reserved.err --check-prefix=RESERVED
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# RUN: llvm-dwarfdump -debug-line %t-reserved.o -verbose 2> %t-reserved-verbose.err | FileCheck %s --check-prefixes=FIRST,FATAL
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# RUN: FileCheck %s --input-file=%t-reserved-verbose.err --check-prefix=RESERVED
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# We should still produce warnings for malformed tables after the specified unit.
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# RUN: llvm-dwarfdump -debug-line=0 %t-reserved.o 2> %t-reserved-off-first.err | FileCheck %s --check-prefixes=FIRST,NOLATER
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# RUN: FileCheck %s --input-file=%t-reserved-off-first.err --check-prefix=RESERVED
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# Stop looking for the specified unit, if a fatally-bad prologue is detected.
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# RUN: llvm-dwarfdump -debug-line=0x4b %t-reserved.o 2> %t-reserved-off-last.err | FileCheck %s --check-prefixes=NOFIRST,NOLATER
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# RUN: FileCheck %s --input-file=%t-reserved-off-last.err --check-prefix=RESERVED
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# RUN: llvm-mc -triple x86_64-pc-linux %S/Inputs/debug_line_malformed.s -filetype=obj -o %t-malformed.o
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# RUN: llvm-dwarfdump -debug-line %t-malformed.o 2> %t-malformed.err | FileCheck %s --check-prefixes=FIRST,NONFATAL
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# RUN: FileCheck %s --input-file=%t-malformed.err --check-prefixes=ALL,OTHER
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# RUN: llvm-dwarfdump -debug-line %t-malformed.o -verbose 2> %t-malformed-verbose.err | FileCheck %s --check-prefixes=FIRST,NONFATAL
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# RUN: FileCheck %s --input-file=%t-malformed-verbose.err --check-prefixes=ALL,OTHER
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# RUN: llvm-dwarfdump -debug-line=0 %t-malformed.o 2> %t-malformed-off-first.err | FileCheck %s --check-prefixes=FIRST,NOLATER
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# RUN: FileCheck %s --input-file=%t-malformed-off-first.err --check-prefix=ALL
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# Don't stop looking for the later unit if non-fatal issues are found.
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# RUN: llvm-dwarfdump -debug-line=0x183 %t-malformed.o 2> %t-malformed-off-last.err | FileCheck %s --check-prefixes=LASTONLY
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# RUN: FileCheck %s --input-file=%t-malformed-off-last.err --check-prefix=ALL
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# FIRST: debug_line[0x00000000]
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# FIRST: 0x000000000badbeef {{.*}} end_sequence
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# NOFIRST-NOT: debug_line[0x00000000]
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# NOFIRST-NOT: 0x000000000badbeef {{.*}} end_sequence
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# NOLATER-NOT: debug_line[{{.*}}]
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# NOLATER-NOT: end_sequence
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# For fatal issues, the following table(s) should not be dumped.
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# FATAL: debug_line[0x00000048]
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# FATAL-NEXT: Line table prologue
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# FATAL-NEXT: total_length: 0xfffffffe
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# FATAL-NOT: debug_line
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# For non-fatal prologue issues, the table prologue should be dumped, and any subsequent tables should also be.
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# NONFATAL: debug_line[0x00000048]
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# NONFATAL-NEXT: Line table prologue
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# NONFATAL-NOT: Address
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# NONFATAL: debug_line[0x0000004e]
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# NONFATAL-NEXT: Line table prologue
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# NONFATAL-NOT: Address
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# NONFATAL: debug_line[0x00000054]
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# NONFATAL-NEXT: Line table prologue
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# NONFATAL-NOT: Address
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# NONFATAL: debug_line[0x00000073]
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# NONFATAL-NEXT: Line table prologue
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# NONFATAL-NOT: Address
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# NONFATAL: debug_line[0x000000ad]
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# NONFATAL-NEXT: Line table prologue
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# NONFATAL-NOT: Address
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# NONFATAL: debug_line[0x000000e7]
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# Dumping prints the line table prologue and any valid operations up to the point causing the problem.
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# NONFATAL-NEXT: Line table prologue
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# NONFATAL: 0x00000000abbadaba {{.*}} end_sequence
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# NONFATAL-NOT: is_stmt
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# For minor issues, we can dump the table.
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# NONFATAL: debug_line[0x0000013d]
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# NONFATAL-NEXT: Line table prologue
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# NONFATAL-NOT: debug_line[{{.*}}]
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# NONFATAL: 0x00000000deadfade {{.*}}
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# NONFATAL: debug_line[0x00000183]
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# NONFATAL-NOT: debug_line[{{.*}}]
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# NONFATAL: 0x00000000cafebabe {{.*}} end_sequence
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# NONFATAL-NOT: debug_line[{{.*}}]
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# LASTONLY-NOT: debug_line[{{.*}}]
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# LASTONLY: debug_line[0x00000183]
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# LASTONLY: 0x00000000cafebabe {{.*}} end_sequence
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# RESERVED: warning: parsing line table prologue at offset 0x00000048 unsupported reserved unit length found of value 0xfffffffe
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# ALL-NOT: warning:
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# ALL: warning: parsing line table prologue at offset 0x00000048 found unsupported version 0x00
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# ALL-NEXT: warning: parsing line table prologue at offset 0x0000004e found unsupported version 0x01
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# ALL-NEXT: warning: parsing line table prologue at 0x00000054 found an invalid directory or file table description at 0x00000073
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# FIXME - The latter offset in the next line should be 0xad. The filename parsing code does not notice a missing terminating byte.
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# ALL-NEXT: warning: parsing line table prologue at 0x00000073 should have ended at 0x000000ab but it ended at 0x000000ac
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# ALL-NEXT: warning: parsing line table prologue at 0x000000ad should have ended at 0x000000e8 but it ended at 0x000000e7
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# OTHER-NEXT: warning: unexpected line op length at offset 0x0000012e expected 0x02 found 0x01
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# OTHER-NEXT: warning: last sequence in debug line table is not terminated!
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# ALL-NOT: warning:
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