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Highlight caret in bold green, to match Clang diagnostics. 

llvm-svn: 175013
This commit is contained in:
Richard Smith 2013-02-12 22:12:10 +00:00
parent e2417fc2a4
commit 60261eadbd
1 changed files with 7 additions and 2 deletions
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9
compiler-rt/lib/ubsan/ubsan_diag.cc
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@ -156,7 +156,7 @@ static Range *upperBound(MemoryLocation Loc, Range *Ranges,
}
/// Render a snippet of the address space near a location.
static void renderMemorySnippet(MemoryLocation Loc,
static void renderMemorySnippet(bool UseAnsiColor, MemoryLocation Loc,
Range *Ranges, unsigned NumRanges,
const Diag::Arg *Args) {
const unsigned BytesToShow = 32;
@ -183,6 +183,8 @@ static void renderMemorySnippet(MemoryLocation Loc,
RawWrite("\n");
// Emit highlights.
if (UseAnsiColor)
RawWrite("\033[1;32m");
Range *InRange = upperBound(Min, Ranges, NumRanges);
for (uptr P = Min; P != Max; ++P) {
char Pad = ' ', Byte = ' ';
@ -197,6 +199,8 @@ static void renderMemorySnippet(MemoryLocation Loc,
char Buffer[] = { Pad, Pad, P == Loc ? '^' : Byte, Byte, 0 };
RawWrite((P % 8 == 0) ? Buffer : &Buffer[1]);
}
if (UseAnsiColor)
RawWrite("\033[0m");
RawWrite("\n");
// Go over the line again, and print names for the ranges.
@ -267,5 +271,6 @@ Diag::~Diag() {
RawWrite("\n");
if (Loc.isMemoryLocation())
renderMemorySnippet(Loc.getMemoryLocation(), Ranges, NumRanges, Args);
renderMemorySnippet(UseAnsiColor, Loc.getMemoryLocation(), Ranges,
NumRanges, Args);
}