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[DebugInfo] Allow reading an address table with a mismatched address.
This case does not look as an unrecoverable error. Differential Revision: https://reviews.llvm.org/D74194
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@ -108,11 +108,11 @@ Error DWARFDebugAddrTable::extract(DWARFDataExtractor Data,
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" has unsupported address size %" PRIu8,
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" has unsupported address size %" PRIu8,
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HeaderOffset, HeaderData.AddrSize);
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HeaderOffset, HeaderData.AddrSize);
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if (HeaderData.AddrSize != AddrSize && AddrSize != 0)
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if (HeaderData.AddrSize != AddrSize && AddrSize != 0)
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return createStringError(errc::invalid_argument,
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WarnCallback(createStringError(
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".debug_addr table at offset 0x%" PRIx64
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errc::invalid_argument,
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" has address size %" PRIu8
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".debug_addr table at offset 0x%" PRIx64 " has address size %" PRIu8
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" which is different from CU address size %" PRIu8,
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" which is different from CU address size %" PRIu8,
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HeaderOffset, HeaderData.AddrSize, AddrSize);
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HeaderOffset, HeaderData.AddrSize, AddrSize));
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// TODO: add support for non-zero segment selector size.
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// TODO: add support for non-zero segment selector size.
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if (HeaderData.SegSize != 0)
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if (HeaderData.SegSize != 0)
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@ -1,11 +1,15 @@
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# RUN: llvm-mc %s -filetype obj -triple i386-pc-linux -o - | \
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# RUN: llvm-mc %s -filetype obj -triple i386-pc-linux -o - | \
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# RUN: llvm-dwarfdump -debug-addr - 2> %t.err | FileCheck %s
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# RUN: llvm-dwarfdump -debug-addr - 2> %t.warn | FileCheck %s
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# RUN: FileCheck %s -input-file %t.err -check-prefix=ERR
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# RUN: FileCheck %s -input-file %t.warn -check-prefix=WARN
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# ERR: .debug_addr table at offset 0x0 has address size 8 which is different from CU address size 4
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# WARN: .debug_addr table at offset 0x0 has address size 8 which is different from CU address size 4
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# ERR-NOT: {{.}}
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# WARN-NOT: {{.}}
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# CHECK: .debug_addr contents
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# CHECK: .debug_addr contents
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# CHECK-NEXT: length = 0x0000000c, version = 0x0005, addr_size = 0x08, seg_size = 0x00
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# CHECK-NEXT: Addrs: [
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# CHECK-NEXT: 0x0000000100000000
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# CHECK-NEXT: ]
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# CHECK-NEXT: length = 0x0000000c, version = 0x0005, addr_size = 0x04, seg_size = 0x00
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# CHECK-NEXT: length = 0x0000000c, version = 0x0005, addr_size = 0x04, seg_size = 0x00
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# CHECK-NEXT: Addrs: [
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# CHECK-NEXT: Addrs: [
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# CHECK-NEXT: 0x00000000
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# CHECK-NEXT: 0x00000000
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