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Rename DW_AT_LLVM_isysroot to DW_AT_LLVM_sysroot

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This is a purely cosmetic change that is NFC in terms of the binary
output. I bugs me that I called the attribute DW_AT_LLVM_isysroot
since the "i" is an artifact of GCC command line option syntax
(-isysroot is in the category of -i options) and doesn't carry any
useful information otherwise.

This attribute only appears in Clang module debug info.

Differential Revision: https://reviews.llvm.org/D71722
This commit is contained in:
Adrian Prantl
2020-01-14 13:37:04 -08:00
parent 859e379ffb
commit 12e479475a
29 changed files with 192 additions and 147 deletions
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15
llvm/lib/Bitcode/Reader/MetadataLoader.cpp
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@@ -1418,15 +1418,14 @@ Error MetadataLoader::MetadataLoaderImpl::parseOneMetadata(
}
case bitc::METADATA_MODULE: {
if (Record.size() != 6)
if (Record.size() < 5 || Record.size() > 6)
return error("Invalid record");
IsDistinct = Record[0];
MetadataList.assignValue(
GET_OR_DISTINCT(DIModule,
(Context, getMDOrNull(Record[1]),
getMDString(Record[2]), getMDString(Record[3]),
getMDString(Record[4]), getMDString(Record[5]))),
GET_OR_DISTINCT(
DIModule, (Context, getMDOrNull(Record[1]), getMDString(Record[2]),
getMDString(Record[3]), getMDString(Record[4]))),
NextMetadataNo);
NextMetadataNo++;
break;
@@ -1457,7 +1456,7 @@ Error MetadataLoader::MetadataLoaderImpl::parseOneMetadata(
break;
}
case bitc::METADATA_COMPILE_UNIT: {
if (Record.size() < 14 || Record.size() > 19)
if (Record.size() < 14 || Record.size() > 21)
return error("Invalid record");
// Ignore Record[0], which indicates whether this compile unit is
@@ -1473,7 +1472,9 @@ Error MetadataLoader::MetadataLoaderImpl::parseOneMetadata(
Record.size() <= 16 ? true : Record[16],
Record.size() <= 17 ? false : Record[17],
Record.size() <= 18 ? 0 : Record[18],
Record.size() <= 19 ? 0 : Record[19]);
false, // FIXME: https://reviews.llvm.org/rGc51b45e32ef7f35c11891f60871aa9c2c04cd991
// Record.size() <= 19 ? 0 : Record[19],
Record.size() <= 20 ? nullptr : getMDString(Record[20]));
MetadataList.assignValue(CU, NextMetadataNo);
NextMetadataNo++;