RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2025-03-03 09:57:24 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

MCParser/Debug info: Accept line number 0 as a legitimate value, since

Browse Source 
CFE produces it to indicate artificial locations.
c.f.: DWARF standard, Table 6.2:
line -- An unsigned integer indicating a source line number. Lines are numbered beginning at 1. The compiler may emit the value 0 in cases where an instruction cannot be attributed to any source line.

llvm-svn: 191471
This commit is contained in:
Adrian Prantl 2013-09-26 23:37:11 +00:00
parent 114828ff6a
commit b8d4a7c18d
2 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
lib/MC/MCParser/AsmParser.cpp
View File

@ -2634,8 +2634,8 @@ bool AsmParser::parseDirectiveLoc() {
int64_t LineNumber = 0;
if (getLexer().is(AsmToken::Integer)) {
LineNumber = getTok().getIntVal();
if (LineNumber < 1)
return TokError("line number less than one in '.loc' directive");
if (LineNumber < 0)
return TokError("line number less than zero in '.loc' directive");
Lex();
}

1
test/MC/AsmParser/directive_loc.s
View File

@ -6,3 +6,4 @@
.loc 1 2
.loc 1 2 3
.loc 1 2 discriminator 1
.loc 1 0